| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package tests.api.java.util; |
| |
| import dalvik.annotation.TestTargetNew; |
| import dalvik.annotation.TestTargets; |
| import dalvik.annotation.TestLevel; |
| import dalvik.annotation.TestTargetClass; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.Enumeration; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.ListIterator; |
| import java.util.Map; |
| import java.util.NoSuchElementException; |
| import java.util.Random; |
| import java.util.RandomAccess; |
| import java.util.Set; |
| import java.util.SortedSet; |
| import java.util.TreeMap; |
| import java.util.TreeSet; |
| import java.util.Arrays; |
| |
| import tests.support.Support_CollectionTest; |
| import tests.support.Support_ListTest; |
| import tests.support.Support_SetTest; |
| import tests.support.Support_UnmodifiableCollectionTest; |
| import tests.support.Support_UnmodifiableMapTest; |
| |
| @TestTargetClass(Collections.class) |
| public class CollectionsTest extends junit.framework.TestCase { |
| |
| private LinkedList ll; |
| |
| private LinkedList myll; |
| |
| private LinkedList reversedLinkedList; |
| |
| private LinkedList myReversedLinkedList; |
| |
| private Set s; |
| |
| private Set mys; |
| |
| private HashMap hm; |
| |
| private Object[] objArray; |
| |
| private Object[] myobjArray; |
| |
| public static class ReversedMyIntComparator implements Comparator { |
| public int compare(Object o1, Object o2) { |
| return -((MyInt) o1).compareTo((MyInt) o2); |
| } |
| |
| public int equals(Object o1, Object o2) { |
| return ((MyInt) o1).compareTo((MyInt) o2); |
| } |
| } |
| |
| public static class SynchCollectionChecker implements Runnable { |
| Collection col; |
| |
| int colSize; |
| |
| int totalToRun; |
| |
| boolean offset; |
| |
| volatile int numberOfChecks = 0; |
| |
| boolean result = true; |
| |
| ArrayList normalCountingList; |
| |
| ArrayList offsetCountingList; |
| |
| public void run() { |
| // ensure the list either contains the numbers from 0 to size-1 or |
| // the numbers from size to 2*size -1 |
| while (numberOfChecks < totalToRun) { |
| synchronized (col) { |
| if (!(col.isEmpty() || col.containsAll(normalCountingList) || col |
| .containsAll(offsetCountingList))) |
| result = false; |
| col.clear(); |
| } |
| if (offset) |
| col.addAll(offsetCountingList); |
| else |
| col.addAll(normalCountingList); |
| numberOfChecks++; |
| } |
| } |
| |
| public SynchCollectionChecker(Collection c, boolean offset, |
| int totalChecks) { |
| // The collection to test, whether to offset the filler values by |
| // size or not, and the min number of iterations to run |
| totalToRun = totalChecks; |
| col = c; |
| colSize = c.size(); |
| normalCountingList = new ArrayList(colSize); |
| offsetCountingList = new ArrayList(colSize); |
| for (int counter = 0; counter < colSize; counter++) |
| normalCountingList.add(new Integer(counter)); |
| for (int counter = 0; counter < colSize; counter++) |
| offsetCountingList.add(new Integer(counter + colSize)); |
| col.clear(); |
| if (offset) |
| col.addAll(offsetCountingList); |
| else |
| col.addAll(normalCountingList); |
| } |
| |
| public boolean offset() { |
| // answer true iff the list is filled with a counting sequence |
| // starting at the value size to 2*size - 1 |
| // else the list with be filled starting at 0 to size - 1 |
| return offset; |
| } |
| |
| public boolean getResult() { |
| // answer true iff no corruption has been found in the collection |
| return result; |
| } |
| |
| public int getNumberOfChecks() { |
| // answer the number of checks that have been performed on the list |
| return numberOfChecks; |
| } |
| } |
| |
| public static class SynchMapChecker implements Runnable { |
| Map map; |
| |
| int mapSize; |
| |
| int totalToRun; |
| |
| boolean offset; |
| |
| volatile int numberOfChecks = 0; |
| |
| boolean result = true; |
| |
| Map normalCountingMap; |
| |
| Map offsetCountingMap; |
| |
| public void run() { |
| Object firstNormalValue = normalCountingMap.get(new Integer(0)); |
| Object lastNormalValue = normalCountingMap.get(new Integer( |
| mapSize - 1)); |
| Object firstOffsetValue = offsetCountingMap |
| .get(new Integer(mapSize)); |
| Object lastOffsetValue = offsetCountingMap.get(new Integer( |
| 2 * mapSize - 1)); |
| // ensure the list either contains the numbers from 0 to size-1 or |
| // the numbers from size to 2*size -1 |
| while (numberOfChecks < totalToRun) { |
| synchronized (map) { |
| if (!(map.isEmpty() |
| || (map.containsValue(firstNormalValue) && map |
| .containsValue(lastNormalValue)) || (map |
| .containsValue(firstOffsetValue) && map |
| .containsValue(lastOffsetValue)))) |
| result = false; |
| map.clear(); |
| } |
| if (offset) |
| map.putAll(offsetCountingMap); |
| else |
| map.putAll(normalCountingMap); |
| numberOfChecks++; |
| } |
| } |
| |
| public SynchMapChecker(Map m, boolean offset, int totalChecks) { |
| // The collection to test, whether to offset the filler values by |
| // size or not, and the min number of iterations to run |
| Integer myInt; |
| totalToRun = totalChecks; |
| map = m; |
| mapSize = m.size(); |
| normalCountingMap = new HashMap(mapSize); |
| offsetCountingMap = new HashMap(mapSize); |
| for (int counter = 0; counter < mapSize; counter++) { |
| myInt = new Integer(counter); |
| normalCountingMap.put(myInt, myInt); |
| } |
| for (int counter = 0; counter < mapSize; counter++) { |
| myInt = new Integer(counter + mapSize); |
| offsetCountingMap.put(myInt, myInt); |
| } |
| map.clear(); |
| if (offset) |
| map.putAll(offsetCountingMap); |
| else |
| map.putAll(normalCountingMap); |
| } |
| |
| public boolean offset() { |
| // answer true iff the list is filled with a counting sequence |
| // starting at the value size to 2*size - 1 |
| // else the list with be filled starting at 0 to size - 1 |
| return offset; |
| } |
| |
| public boolean getResult() { |
| // answer true iff no corruption has been found in the collection |
| return result; |
| } |
| |
| public int getNumberOfChecks() { |
| // answer the number of checks that have been performed on the list |
| return numberOfChecks; |
| } |
| } |
| |
| public static class CollectionTest extends junit.framework.TestCase { |
| |
| Collection col; // must contain the Integers 0 to 99 |
| |
| public CollectionTest(String p1) { |
| super(p1); |
| } |
| |
| public CollectionTest(String p1, Collection c) { |
| super(p1); |
| col = c; |
| } |
| |
| } |
| |
| static class MyInt { |
| int data; |
| |
| public MyInt(int value) { |
| data = value; |
| } |
| |
| public int compareTo(MyInt object) { |
| return data > object.data ? 1 : (data < object.data ? -1 : 0); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#binarySearch(java.util.List, |
| * java.lang.Object) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Doesn't verify ClassCastException.", |
| method = "binarySearch", |
| args = {java.util.List.class, java.lang.Object.class} |
| ) |
| public void test_binarySearchLjava_util_ListLjava_lang_Object() { |
| // Test for method int |
| // java.util.Collections.binarySearch(java.util.List, java.lang.Object) |
| // assumes ll is sorted and has no duplicate keys |
| final int llSize = ll.size(); |
| // Ensure a NPE is thrown if the list is NULL |
| try { |
| Collections.binarySearch(null, new Object()); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| for (int counter = 0; counter < llSize; counter++) { |
| assertTrue("Returned incorrect binary search item position", ll |
| .get(Collections.binarySearch(ll, ll.get(counter))) == ll |
| .get(counter)); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#binarySearch(java.util.List, |
| * java.lang.Object, java.util.Comparator) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Doesn't verify ClassCastException.", |
| method = "binarySearch", |
| args = {java.util.List.class, java.lang.Object.class, java.util.Comparator.class} |
| ) |
| public void test_binarySearchLjava_util_ListLjava_lang_ObjectLjava_util_Comparator() { |
| // Test for method int |
| // java.util.Collections.binarySearch(java.util.List, java.lang.Object, |
| // java.util.Comparator) |
| // assumes reversedLinkedList is sorted in reversed order and has no |
| // duplicate keys |
| final int rSize = myReversedLinkedList.size(); |
| ReversedMyIntComparator comp = new ReversedMyIntComparator(); |
| // Ensure a NPE is thrown if the list is NULL |
| try { |
| Collections.binarySearch(null, new Object(), comp); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| for (int counter = 0; counter < rSize; counter++) { |
| assertTrue( |
| "Returned incorrect binary search item position using custom comparator", |
| myReversedLinkedList.get(Collections.binarySearch( |
| myReversedLinkedList, myReversedLinkedList |
| .get(counter), comp)) == myReversedLinkedList |
| .get(counter)); |
| } |
| } |
| |
| class Mock_ArrayList extends ArrayList { |
| @Override |
| public |
| Object set (int index, Object o){ |
| throw new UnsupportedOperationException(); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#copy(java.util.List, java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "copy", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_copyLjava_util_ListLjava_util_List() { |
| // Test for method void java.util.Collections.copy(java.util.List, |
| // java.util.List) |
| // Ensure a NPE is thrown if the list is NULL |
| try { |
| Collections.copy(null, ll); |
| fail("Expected NullPointerException for null list first parameter"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| Collections.copy(ll, null); |
| fail("Expected NullPointerException for null list second parameter"); |
| } catch (NullPointerException e) { |
| } |
| final int llSize = ll.size(); |
| ll.set(25, null); |
| ArrayList al = new ArrayList(); |
| Integer extraElement = new Integer(1); |
| Integer extraElement2 = new Integer(2); |
| al.addAll(myReversedLinkedList); |
| al.add(extraElement); |
| al.add(extraElement2); |
| Collections.copy(al, ll); |
| for (int counter = 0; counter < llSize; counter++) { |
| assertTrue("Elements do not match after copying collection", al |
| .get(counter) == ll.get(counter)); |
| } |
| assertTrue("Elements after copied elements affected by copy", |
| extraElement == al.get(llSize) |
| && extraElement2 == al.get(llSize + 1)); |
| |
| ArrayList ar1 = new ArrayList(); |
| ArrayList ar2 = new ArrayList(); |
| |
| int i; |
| |
| for(i = 0; i < 5; i ++) { |
| ar2.add(new Integer(i)); |
| } |
| |
| for(i = 0; i < 10; i ++) { |
| ar1.add(new Integer(i)); |
| } |
| |
| try { |
| Collections.copy(ar2, ar1); |
| fail("IndexOutOfBoundsException expected"); |
| } catch (IndexOutOfBoundsException e) { |
| //expected |
| } |
| |
| Mock_ArrayList mal1 = new Mock_ArrayList(); |
| Mock_ArrayList mal2 = new Mock_ArrayList(); |
| |
| for(i = 0; i < 10; i ++) { |
| mal1.add(new Integer(i)); |
| mal2.add(new Integer(10 - i)); |
| } |
| |
| try { |
| Collections.copy(mal1, mal2); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#copy(java.util.List, java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Verifies IndexOutOfBoundsException. Doesn't verify UnsupportedOperationException.", |
| method = "copy", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_copy_check_index() { |
| ArrayList a1 = new ArrayList(); |
| a1.add("one"); |
| a1.add("two"); |
| |
| ArrayList a2 = new ArrayList(); |
| a2.add("aa"); |
| |
| try { |
| Collections.copy(a2, a1); |
| fail("Expected IndexOutOfBoundsException"); |
| } catch (IndexOutOfBoundsException e) { |
| } |
| |
| assertEquals("aa", a2.get(0)); |
| } |
| |
| /** |
| * @tests java.util.Collections#enumeration(java.util.Collection) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "enumeration", |
| args = {java.util.Collection.class} |
| ) |
| public void test_enumerationLjava_util_Collection() { |
| // Test for method java.util.Enumeration |
| // java.util.Collections.enumeration(java.util.Collection) |
| TreeSet ts = new TreeSet(); |
| ts.addAll(s); |
| Enumeration e = Collections.enumeration(ts); |
| int count = 0; |
| while (e.hasMoreElements()) |
| assertTrue("Returned incorrect enumeration", |
| e.nextElement() == objArray[count++]); |
| assertTrue("Enumeration missing elements: " + count, |
| count == objArray.length); |
| } |
| |
| /** |
| * @tests java.util.Collections#fill(java.util.List, java.lang.Object) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "fill", |
| args = {java.util.List.class, java.lang.Object.class} |
| ) |
| public void test_fillLjava_util_ListLjava_lang_Object() { |
| // Test for method void java.util.Collections.fill(java.util.List, |
| // java.lang.Object) |
| try { |
| Collections.fill(null, new Object()); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| final int size = ll.size(); |
| Collections.fill(ll, "k"); |
| assertTrue("Fill modified list size", size == ll.size()); |
| Iterator i = ll.iterator(); |
| while (i.hasNext()) |
| assertEquals("Failed to fill elements", "k", i.next()); |
| |
| Collections.fill(ll, null); |
| assertTrue("Fill with nulls modified list size", size == ll.size()); |
| i = ll.iterator(); |
| while (i.hasNext()) |
| assertNull("Failed to fill with nulls", i.next()); |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add("one"); |
| mal.add("two"); |
| |
| try { |
| Collections.fill(mal, "value"); |
| fail("UnsupportedOperationException ecpected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#max(java.util.Collection) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "max", |
| args = {java.util.Collection.class} |
| ) |
| public void test_maxLjava_util_Collection() { |
| // Test for method java.lang.Object |
| // java.util.Collections.max(java.util.Collection) |
| // assumes s, objArray are sorted |
| assertTrue("Returned incorrect max element", |
| Collections.max(s) == objArray[objArray.length - 1]); |
| |
| ArrayList al = new ArrayList(); |
| |
| try { |
| Collections.max(al); |
| fail("NoSuchElementException expected"); |
| } catch (NoSuchElementException e) { |
| //expected |
| } |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.max(al); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#max(java.util.Collection, |
| * java.util.Comparator) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "max", |
| args = {java.util.Collection.class, java.util.Comparator.class} |
| ) |
| public void test_maxLjava_util_CollectionLjava_util_Comparator() { |
| // Test for method java.lang.Object |
| // java.util.Collections.max(java.util.Collection, java.util.Comparator) |
| // assumes s, objArray are sorted |
| |
| // With this custom (backwards) comparator the 'max' element should be |
| // the smallest in the list |
| ReversedMyIntComparator rmic = new ReversedMyIntComparator(); |
| assertTrue( |
| "Returned incorrect max element using custom comparator", |
| Collections.max(mys, rmic) == myobjArray[0]); |
| |
| ArrayList al = new ArrayList(); |
| |
| try { |
| Collections.max(al, rmic); |
| fail("NoSuchElementException expected"); |
| } catch (NoSuchElementException e) { |
| //expected |
| } |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.max(al, rmic); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#min(java.util.Collection) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "min", |
| args = {java.util.Collection.class} |
| ) |
| public void test_minLjava_util_Collection() { |
| // Test for method java.lang.Object |
| // java.util.Collections.min(java.util.Collection) |
| // assumes s, objArray are sorted |
| assertTrue("Returned incorrect min element", |
| Collections.min(s) == objArray[0]); |
| ArrayList al = new ArrayList(); |
| |
| try { |
| Collections.min(al); |
| fail("NoSuchElementException expected"); |
| } catch (NoSuchElementException e) { |
| //expected |
| } |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.min(al); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#min(java.util.Collection, |
| * java.util.Comparator) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "min", |
| args = {java.util.Collection.class, java.util.Comparator.class} |
| ) |
| public void test_minLjava_util_CollectionLjava_util_Comparator() { |
| // Test for method java.lang.Object |
| // java.util.Collections.min(java.util.Collection, java.util.Comparator) |
| // assumes s, objArray are sorted |
| |
| // With this custom (backwards) comparator the 'min' element should be |
| // the largest in the list |
| ReversedMyIntComparator rmic = new ReversedMyIntComparator(); |
| |
| assertTrue( |
| "Returned incorrect min element using custom comparator", |
| Collections.min(mys, rmic) == myobjArray[objArray.length - 1]); |
| |
| ArrayList al = new ArrayList(); |
| |
| try { |
| Collections.min(al, rmic); |
| fail("NoSuchElementException expected"); |
| } catch (NoSuchElementException e) { |
| //expected |
| } |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.min(al, rmic); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#nCopies(int, java.lang.Object) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "nCopies", |
| args = {int.class, java.lang.Object.class} |
| ) |
| public void test_nCopiesILjava_lang_Object() { |
| // Test for method java.util.List java.util.Collections.nCopies(int, |
| // java.lang.Object) |
| Object o = new Object(); |
| List l = Collections.nCopies(100, o); |
| Iterator i = l.iterator(); |
| Object first = i.next(); |
| assertTrue("Returned list consists of copies not refs", first == o); |
| assertEquals("Returned list of incorrect size", 100, l.size()); |
| assertTrue("Contains", l.contains(o)); |
| assertTrue("Contains null", !l.contains(null)); |
| assertTrue("null nCopies contains", !Collections.nCopies(2, null) |
| .contains(o)); |
| assertTrue("null nCopies contains null", Collections.nCopies(2, null) |
| .contains(null)); |
| l = Collections.nCopies(20, null); |
| i = l.iterator(); |
| for (int counter = 0; i.hasNext(); counter++) { |
| assertTrue("List is too large", counter < 20); |
| assertNull("Element should be null: " + counter, i.next()); |
| } |
| try { |
| l.add(o); |
| fail("Returned list is not immutable"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| return; |
| } |
| try { |
| Collections.nCopies(-2, new HashSet()); |
| fail("nCopies with negative arg didn't throw IAE"); |
| } catch (IllegalArgumentException e) { |
| // Expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#reverse(java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "reverse", |
| args = {java.util.List.class} |
| ) |
| public void test_reverseLjava_util_List() { |
| // Test for method void java.util.Collections.reverse(java.util.List) |
| try { |
| Collections.reverse(null); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| Collections.reverse(ll); |
| Iterator i = ll.iterator(); |
| int count = objArray.length - 1; |
| while (i.hasNext()) { |
| assertTrue("Failed to reverse collection", |
| i.next() == objArray[count]); |
| --count; |
| } |
| ArrayList myList = new ArrayList(); |
| myList.add(null); |
| myList.add(new Integer(20)); |
| Collections.reverse(myList); |
| assertTrue("Did not reverse correctly--first element is: " |
| + myList.get(0), myList.get(0).equals(new Integer(20))); |
| assertNull("Did not reverse correctly--second element is: " |
| + myList.get(1), myList.get(1)); |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add("First"); |
| mal.add("Second"); |
| |
| try { |
| Collections.reverse(mal); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#reverseOrder() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "reverseOrder", |
| args = {} |
| ) |
| public void test_reverseOrder() { |
| // Test for method java.util.Comparator |
| // java.util.Collections.reverseOrder() |
| // assumes no duplicates in ll |
| Comparator comp = Collections.reverseOrder(); |
| LinkedList list2 = new LinkedList(ll); |
| Collections.sort(list2, comp); |
| final int llSize = ll.size(); |
| for (int counter = 0; counter < llSize; counter++) |
| assertTrue("New comparator does not reverse sorting order", ll |
| .get(counter) == list2.get(llSize - counter - 1)); |
| } |
| |
| /** |
| * @tests java.util.Collections#shuffle(java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "shuffle", |
| args = {java.util.List.class} |
| ) |
| public void test_shuffleLjava_util_List() { |
| // Test for method void java.util.Collections.shuffle(java.util.List) |
| // Assumes ll is sorted and has no duplicate keys and is large ( > 20 |
| // elements) |
| |
| // test shuffling a Sequential Access List |
| try { |
| Collections.shuffle(null); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| ArrayList al = new ArrayList(); |
| al.addAll(ll); |
| testShuffle(al, "Sequential Access", false); |
| |
| // test shuffling a Random Access List |
| LinkedList ll2 = new LinkedList(); |
| ll2.addAll(ll); |
| testShuffle(ll2, "Random Access", false); |
| } |
| |
| public void testShuffleRandomAccessWithSeededRandom() { |
| List<String> list = Arrays.asList("A", "B", "C", "D", "E", "F", "G"); |
| Collections.shuffle(list, new Random(0)); |
| assertEquals(Arrays.asList("B", "A", "D", "C", "G", "E", "F"), list); |
| } |
| |
| public void testShuffleWithSeededRandom() { |
| List<String> list = new LinkedList<String>(Arrays.asList( |
| "A", "B", "C", "D", "E", "F", "G")); |
| Collections.shuffle(list, new Random(0)); |
| assertEquals(Arrays.asList("B", "A", "D", "C", "G", "E", "F"), list); |
| } |
| |
| private void testShuffle(List list, String type, boolean random) { |
| boolean sorted = true; |
| boolean allMatch = true; |
| int index = 0; |
| final int size = list.size(); |
| |
| if (random) |
| Collections.shuffle(list); |
| else |
| Collections.shuffle(list, new Random(200)); |
| |
| for (int counter = 0; counter < size - 1; counter++) { |
| if (((Integer) list.get(counter)).compareTo((Integer)list.get(counter + 1)) > 0) { |
| sorted = false; |
| } |
| } |
| assertFalse("Shuffling sorted " + type |
| + " list resulted in sorted list (should be unlikely)", sorted); |
| for (int counter = 0; counter < 20; counter++) { |
| index = 30031 * counter % (size + 1); // 30031 is a large prime |
| if (list.get(index) != ll.get(index)) |
| allMatch = false; |
| } |
| assertFalse("Too many element positions match in shuffled " + type |
| + " list", allMatch); |
| } |
| |
| /** |
| * @tests java.util.Collections#shuffle(java.util.List, java.util.Random) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "shuffle", |
| args = {java.util.List.class, java.util.Random.class} |
| ) |
| public void test_shuffleLjava_util_ListLjava_util_Random() { |
| // Test for method void java.util.Collections.shuffle(java.util.List, |
| // java.util.Random) |
| // Assumes ll is sorted and has no duplicate keys and is large ( > 20 |
| // elements) |
| |
| // test shuffling a Sequential Access List |
| try { |
| Collections.shuffle(null, new Random(200)); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| ArrayList al = new ArrayList(); |
| al.addAll(ll); |
| testShuffle(al, "Sequential Access", true); |
| |
| // test shuffling a Random Access List |
| LinkedList ll2 = new LinkedList(); |
| ll2.addAll(ll); |
| testShuffle(ll2, "Random Access", true); |
| |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add("First"); |
| mal.add("Second"); |
| |
| try { |
| Collections.shuffle(mal, new Random(200)); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#singleton(java.lang.Object) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "singleton", |
| args = {java.lang.Object.class} |
| ) |
| public void test_singletonLjava_lang_Object() { |
| // Test for method java.util.Set |
| // java.util.Collections.singleton(java.lang.Object) |
| Object o = new Object(); |
| Set single = Collections.singleton(o); |
| assertEquals("Wrong size", 1, single.size()); |
| assertTrue("Contains", single.contains(o)); |
| assertTrue("Contains null", !single.contains(null)); |
| assertTrue("null nCopies contains", !Collections.singleton(null) |
| .contains(o)); |
| assertTrue("null nCopies contains null", Collections.singleton(null) |
| .contains(null)); |
| try { |
| single.add("l"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| return; |
| } |
| fail("Allowed modification of singleton"); |
| } |
| |
| /** |
| * @tests java.util.Collections#sort(java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "sort", |
| args = {java.util.List.class} |
| ) |
| public void test_sortLjava_util_List() { |
| // Test for method void java.util.Collections.sort(java.util.List) |
| // assumes no duplicate keys in ll |
| final int llSize = ll.size(); |
| final int rllSize = reversedLinkedList.size(); |
| try { |
| Collections.sort((List)null); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| Collections.shuffle(ll); |
| Collections.sort(ll); |
| Collections.sort(reversedLinkedList); |
| for (int counter = 0; counter < llSize - 1; counter++) { |
| assertTrue( |
| "Sorting shuffled list resulted in unsorted list", |
| ((Integer) ll.get(counter)).compareTo((Integer)ll.get(counter + 1)) < 0); |
| } |
| |
| for (int counter = 0; counter < rllSize - 1; counter++) { |
| assertTrue("Sorting reversed list resulted in unsorted list", |
| ((Integer) reversedLinkedList.get(counter)) |
| .compareTo((Integer)reversedLinkedList.get(counter + 1)) < 0); |
| } |
| |
| ArrayList al = new ArrayList(); |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.sort(al); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add("First"); |
| mal.add("Second"); |
| |
| try { |
| Collections.sort(mal); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#sort(java.util.List, java.util.Comparator) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "sort", |
| args = {java.util.List.class, java.util.Comparator.class} |
| ) |
| public void test_sortLjava_util_ListLjava_util_Comparator() { |
| // Test for method void java.util.Collections.sort(java.util.List, |
| // java.util.Comparator) |
| Comparator comp = new ReversedMyIntComparator(); |
| try { |
| Collections.sort(null, comp); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| Collections.shuffle(myll); |
| Collections.sort(myll, comp); |
| final int llSize = myll.size(); |
| |
| for (int counter = 0; counter < llSize - 1; counter++) { |
| assertTrue( |
| "Sorting shuffled list with custom comparator resulted in unsorted list", |
| ((MyInt) myll.get(counter)).compareTo((MyInt) myll |
| .get(counter + 1)) >= 0); |
| } |
| |
| ArrayList al = new ArrayList(); |
| |
| al.add("String"); |
| al.add(new Integer(1)); |
| al.add(new Double(3.14)); |
| |
| try { |
| Collections.sort(al, comp); |
| fail("ClassCastException expected"); |
| } catch (ClassCastException e) { |
| //expected |
| } |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add(new MyInt(1)); |
| mal.add(new MyInt(2)); |
| |
| try { |
| Collections.sort(mal, comp); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#swap(java.util.List, int, int) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "swap", |
| args = {java.util.List.class, int.class, int.class} |
| ) |
| public void test_swapLjava_util_ListII() { |
| // Test for method swap(java.util.List, int, int) |
| |
| LinkedList smallList = new LinkedList(); |
| for (int i = 0; i < 10; i++) { |
| smallList.add(objArray[i]); |
| } |
| |
| // test exception cases |
| try { |
| Collections.swap(smallList, -1, 6); |
| fail("Expected IndexOutOfBoundsException for -1"); |
| } catch (IndexOutOfBoundsException e) { |
| } |
| |
| try { |
| Collections.swap(smallList, 6, -1); |
| fail("Expected IndexOutOfBoundsException for -1"); |
| } catch (IndexOutOfBoundsException e) { |
| } |
| |
| try { |
| Collections.swap(smallList, 6, 11); |
| fail("Expected IndexOutOfBoundsException for 11"); |
| } catch (IndexOutOfBoundsException e) { |
| } |
| |
| try { |
| Collections.swap(smallList, 11, 6); |
| fail("Expected IndexOutOfBoundsException for 11"); |
| } catch (IndexOutOfBoundsException e) { |
| } |
| |
| // Ensure a NPE is thrown if the list is NULL |
| try { |
| Collections.swap(null, 1, 1); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| // test with valid parameters |
| Collections.swap(smallList, 4, 7); |
| assertEquals("Didn't Swap the element at position 4 ", new Integer(7), |
| smallList.get(4)); |
| assertEquals("Didn't Swap the element at position 7 ", new Integer(4), |
| smallList.get(7)); |
| |
| // make sure other elements didn't get swapped by mistake |
| for (int i = 0; i < 10; i++) { |
| if (i != 4 && i != 7) |
| assertEquals("shouldn't have swapped the element at position " |
| + i, new Integer(i), smallList.get(i)); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#replaceAll(java.util.List, java.lang.Object, |
| * java.lang.Object) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "replaceAll", |
| args = {java.util.List.class, java.lang.Object.class, java.lang.Object.class} |
| ) |
| public void test_replaceAllLjava_util_ListLjava_lang_ObjectLjava_lang_Object() { |
| // Test for method replaceAll(java.util.List, java.lang.Object, |
| // java.lang.Object) |
| |
| String string1 = "A-B-C-D-E-S-JF-SUB-G-H-I-J-SUBL-K-L-LIST-M-N--S-S-O-SUBLIS-P-Q-R-SUBLIST-S-T-U-V-W-X-Y-Z"; |
| char[] chars = string1.toCharArray(); |
| List list = new ArrayList(); |
| for (int i = 0; i < chars.length; i++) { |
| list.add(new Character(chars[i])); |
| } |
| |
| try { |
| Collections.replaceAll(null, new Object(), new Object()); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| // test replace for an element that is not in the list |
| boolean result = Collections.replaceAll(list, new Character('1'), |
| new Character('Z')); |
| assertFalse("Test1: Collections.replaceAll() returned wrong result", |
| result); |
| assertEquals("Test2 : ReplaceAll modified the list incorrectly", |
| string1, getString(list)); |
| |
| // test replace for an element that is in the list |
| result = Collections.replaceAll(list, new Character('S'), |
| new Character('K')); |
| assertTrue("Test3: Collections.replaceAll() returned wrong result", |
| result); |
| assertEquals("Test4: ReplaceAll modified the list incorrectly", |
| (string1 = string1.replace('S', 'K')), getString(list)); |
| |
| // test replace for the last element in the list |
| result = Collections.replaceAll(list, new Character('Z'), |
| new Character('N')); |
| assertTrue("Test5: Collections.replaceAll() returned wrong result", |
| result); |
| assertEquals("Test6: ReplaceAll modified the list incorrectly", |
| (string1 = string1.replace('Z', 'N')), getString(list)); |
| |
| // test replace for the first element in the list |
| result = Collections.replaceAll(list, new Character('A'), |
| new Character('B')); |
| assertTrue("Test7: Collections.replaceAll() returned wrong result", |
| result); |
| assertEquals("Test8: ReplaceAll modified the list incorrectly", |
| (string1 = string1.replace('A', 'B')), getString(list)); |
| |
| // test replacing elements with null |
| LinkedList smallList = new LinkedList(); |
| for (int i = 0; i < 10; i++) { |
| smallList.add(objArray[i]); |
| } |
| smallList.set(4, new Integer(5)); |
| result = Collections.replaceAll(smallList, new Integer(5), null); |
| assertTrue("Test9: Collections.replaceAll() returned wrong result", |
| result); |
| for (int i = 0; i < smallList.size(); i++) { |
| if (i == 4 || i == 5) |
| assertSame("Test9: ReplaceAll didn't replace element at " + i, |
| null, smallList.get(i)); |
| else |
| assertEquals( |
| "Test9: ReplaceAll shouldn't have replaced element at " |
| + i, new Integer(i), smallList.get(i)); |
| } |
| |
| // test replacing null elements with another value |
| result = Collections.replaceAll(smallList, null, new Integer(99)); |
| assertTrue("Test10: Collections.replaceAll() returned wrong result", |
| result); |
| |
| for (int i = 0; i < smallList.size(); i++) { |
| if (i == 4 || i == 5) |
| assertEquals("Test10: ReplaceAll didn't replace element at " |
| + i, new Integer(99), smallList.get(i)); |
| else |
| assertEquals( |
| "Test10: ReplaceAll shouldn't have replaced element at " |
| + i, new Integer(i), smallList.get(i)); |
| } |
| |
| Mock_ArrayList mal = new Mock_ArrayList(); |
| |
| mal.add("First"); |
| mal.add("Second"); |
| |
| try { |
| Collections.replaceAll(mal, "Second", null); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#rotate(java.util.List, int) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Verifies functionality, and UnsupportedOperationException.", |
| method = "rotate", |
| args = {java.util.List.class, int.class} |
| ) |
| public void test_rotateLjava_util_ListI() { |
| // Test for method rotate(java.util.List, int) |
| |
| try { |
| Collections.rotate(null, 0); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| // Test rotating a Sequential Access List |
| LinkedList list1 = new LinkedList(); |
| for (int i = 0; i < 10; i++) { |
| list1.add(objArray[i]); |
| } |
| testRotate(list1, "Sequential Access"); |
| |
| // Test rotating a Random Access List |
| ArrayList list2 = new ArrayList(); |
| for (int i = 0; i < 10; i++) { |
| list2.add(objArray[i]); |
| } |
| testRotate(list2, "Random Access"); |
| } |
| |
| private void testRotate(List list, String type) { |
| // rotate with positive distance |
| Collections.rotate(list, 7); |
| assertEquals("Test1: rotate modified the " + type |
| + " list incorrectly,", "3456789012", getString(list)); |
| |
| // rotate with negative distance |
| Collections.rotate(list, -2); |
| assertEquals("Test2: rotate modified the " + type |
| + " list incorrectly,", "5678901234", getString(list)); |
| |
| // rotate sublist with negative distance |
| List subList = list.subList(1, 5); |
| Collections.rotate(subList, -1); |
| assertEquals("Test3: rotate modified the " + type |
| + " list incorrectly,", "5789601234", getString(list)); |
| |
| // rotate sublist with positive distance |
| Collections.rotate(subList, 2); |
| assertEquals("Test4: rotate modified the " + type |
| + " list incorrectly,", "5967801234", getString(list)); |
| |
| // rotate with positive distance that is larger than list size |
| Collections.rotate(list, 23); |
| assertEquals("Test5: rotate modified the " + type |
| + " list incorrectly,", "2345967801", getString(list)); |
| |
| // rotate with negative distance that is larger than list size |
| Collections.rotate(list, -23); |
| assertEquals("Test6: rotate modified the " + type |
| + " list incorrectly,", "5967801234", getString(list)); |
| |
| // rotate with 0 and equivalent distances, this should make no |
| // modifications to the list |
| Collections.rotate(list, 0); |
| assertEquals("Test7: rotate modified the " + type |
| + " list incorrectly,", "5967801234", getString(list)); |
| |
| Collections.rotate(list, -30); |
| assertEquals("Test8: rotate modified the " + type |
| + " list incorrectly,", "5967801234", getString(list)); |
| |
| Collections.rotate(list, 30); |
| assertEquals("Test9: rotate modified the " + type |
| + " list incorrectly,", "5967801234", getString(list)); |
| } |
| |
| private String getString(List list) { |
| StringBuffer buffer = new StringBuffer(); |
| for (int i = 0; i < list.size(); i++) { |
| buffer.append(list.get(i)); |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * @tests java.util.Collections#rotate(java.util.List, int) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "rotate", |
| args = {java.util.List.class, int.class} |
| ) |
| public void test_rotate2() { |
| List list = new ArrayList(); |
| try { |
| Collections.rotate(list, 5); |
| } catch (UnsupportedOperationException e) { |
| fail("Unexpected UnsupportedOperationException for empty list, " |
| + e); |
| } |
| |
| list.add(0, "zero"); |
| list.add(1, "one"); |
| list.add(2, "two"); |
| list.add(3, "three"); |
| list.add(4, "four"); |
| |
| Collections.rotate(list, Integer.MIN_VALUE); |
| assertEquals("Rotated incorrectly at position 0, ", "three", |
| (String) list.get(0)); |
| assertEquals("Rotated incorrectly at position 1, ", "four", |
| (String) list.get(1)); |
| assertEquals("Rotated incorrectly at position 2, ", "zero", |
| (String) list.get(2)); |
| assertEquals("Rotated incorrectly at position 3, ", "one", |
| (String) list.get(3)); |
| assertEquals("Rotated incorrectly at position 4, ", "two", |
| (String) list.get(4)); |
| } |
| |
| /** |
| * @tests java.util.Collections#indexOfSubList(java.util.List, |
| * java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Verifies boundary conditions, and NullPointerException.", |
| method = "indexOfSubList", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_indexOfSubListLjava_util_ListLjava_util_List() { |
| // Test for method int indexOfSubList(java.util.List, java.util.List) |
| List list = new ArrayList(); |
| try { |
| Collections.indexOfSubList(null, list); |
| fail("Expected NullPointerException for null list first parameter"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| Collections.indexOfSubList(list, null); |
| fail("Expected NullPointerException for null list second parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| String string1 = "A-B-C-D-E-S-JF-SUB-G-H-I-J-SUBL-K-L-LIST-M-N--S-S-O-SUBLIS-P-Q-R-SUBLIST-S-T-U-V-W-X-Y-Z"; |
| |
| testwithCharList(1, string1, "B", true); |
| testwithCharList(2, string1, "LIST", true); |
| testwithCharList(3, string1, "SUBLIST", true); |
| testwithCharList(4, string1, "NONE", true); |
| testwithCharList(5, string1, "END", true); |
| |
| // test boundary conditions: |
| testwithCharList(6, "", "", true); |
| testwithCharList(7, "LIST", "", true); |
| testwithCharList(8, "", "SUBLIST", true); |
| } |
| |
| /** |
| * @tests java.util.Collections#indexOfSubList(java.util.List, |
| * java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "indexOfSubList", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_indexOfSubList2() { |
| ArrayList sub = new ArrayList(); |
| sub.add(new Integer(1)); |
| sub.add(new Integer(2)); |
| sub.add(new Integer(3)); |
| |
| ArrayList sub2 = new ArrayList(); |
| sub2.add(new Integer(7)); |
| sub2.add(new Integer(8)); |
| |
| ArrayList src = new ArrayList(); |
| src.addAll(sub); |
| src.addAll(sub); |
| src.addAll(sub); |
| src.add(new Integer(5)); |
| src.add(new Integer(6)); |
| |
| // so src becomes a list like this: |
| // [1, 2, 3, 1, 2, 3, 1, 2, 3, 5, 6] |
| |
| sub = new ArrayList(src.subList(3, 11)); |
| // [1, 2, 3, 1, 2, 3, 5, 6] |
| assertEquals("TestA : Returned wrong indexOfSubList, ", 3, Collections |
| .indexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(6, 11)); |
| // [1, 2, 3, 5, 6] |
| assertEquals("TestB : Returned wrong indexOfSubList, ", 6, Collections |
| .indexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 3)); |
| // [1, 2, 3] |
| assertEquals("TestCC : Returned wrong indexOfSubList, ", 0, Collections |
| .indexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(9, 11)); |
| // [5, 6] |
| assertEquals("TestD : Returned wrong indexOfSubList, ", 9, Collections |
| .indexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(10, 11)); |
| // [6] |
| assertEquals("TestE : Returned wrong indexOfSubList, ", 10, Collections |
| .indexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 11)); |
| // the whole list |
| assertEquals("TestH : Returned wrong indexIndexOfSubList, ", 0, |
| Collections.indexOfSubList(src, sub)); |
| |
| // a non-matching list |
| assertEquals("TestI : Returned wrong indexOfSubList, ", -1, Collections |
| .indexOfSubList(src, sub2)); |
| } |
| |
| |
| private void testwithCharList(int count, String string1, String string2, |
| boolean first) { |
| char[] chars = string1.toCharArray(); |
| List list = new ArrayList(); |
| for (int i = 0; i < chars.length; i++) { |
| list.add(new Character(chars[i])); |
| } |
| chars = string2.toCharArray(); |
| List sublist = new ArrayList(); |
| for (int i = 0; i < chars.length; i++) { |
| sublist.add(new Character(chars[i])); |
| } |
| |
| if (first) |
| assertEquals("Test " + count + ": Returned wrong index:", string1 |
| .indexOf(string2), Collections |
| .indexOfSubList(list, sublist)); |
| else |
| assertEquals("Test " + count + ": Returned wrong index:", string1 |
| .lastIndexOf(string2), Collections.lastIndexOfSubList(list, |
| sublist)); |
| } |
| |
| /** |
| * @tests java.util.Collections#lastIndexOfSubList(java.util.List, |
| * java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "Verifies NullPointerException, and boundary conditions.", |
| method = "lastIndexOfSubList", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_lastIndexOfSubListLjava_util_ListLjava_util_List() { |
| // Test for method int lastIndexOfSubList(java.util.List, |
| // java.util.List) |
| String string1 = "A-B-C-D-E-S-JF-SUB-G-H-I-J-SUBL-K-L-LIST-M-N--S-S-O-SUBLIS-P-Q-R-SUBLIST-S-T-U-V-W-X-Y-Z-END"; |
| |
| List list = new ArrayList(); |
| try { |
| Collections.lastIndexOfSubList(null, list); |
| fail("Expected NullPointerException for null list first parameter"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| Collections.lastIndexOfSubList(list, null); |
| fail("Expected NullPointerException for null list second parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| testwithCharList(1, string1, "B", false); |
| testwithCharList(2, string1, "LIST", false); |
| testwithCharList(3, string1, "SUBLIST", false); |
| testwithCharList(4, string1, "END", false); |
| testwithCharList(5, string1, "NONE", false); |
| |
| // test boundary conditions |
| testwithCharList(6, "", "", false); |
| testwithCharList(7, "LIST", "", false); |
| testwithCharList(8, "", "SUBLIST", false); |
| } |
| |
| /** |
| * @tests java.util.Collections#lastIndexOfSubList(java.util.List, |
| * java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "lastIndexOfSubList", |
| args = {java.util.List.class, java.util.List.class} |
| ) |
| public void test_lastIndexOfSubList2() { |
| ArrayList sub = new ArrayList(); |
| sub.add(new Integer(1)); |
| sub.add(new Integer(2)); |
| sub.add(new Integer(3)); |
| |
| ArrayList sub2 = new ArrayList(); |
| sub2.add(new Integer(7)); |
| sub2.add(new Integer(8)); |
| |
| ArrayList src = new ArrayList(); |
| src.addAll(sub); |
| src.addAll(sub); |
| src.addAll(sub); |
| src.add(new Integer(5)); |
| src.add(new Integer(6)); |
| |
| // so src is a list like this: |
| // [1, 2, 3, 1, 2, 3, 1, 2, 3, 5, 6] |
| |
| Collections.reverse(src); |
| // it becomes like this : |
| // [6, 5, 3, 2, 1, 3, 2, 1, 3, 2, 1] |
| |
| sub = new ArrayList(src.subList(0, 8)); |
| // [6, 5, 3, 2, 1, 3, 2, 1] |
| assertEquals("TestA : Returned wrong lastIndexOfSubList, ", 0, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 5)); |
| // [6, 5, 3, 2, 1] |
| assertEquals("TestB : Returned wrong lastIndexOfSubList, ", 0, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(2, 5)); |
| // [3, 2, 1] |
| assertEquals("TestC : Returned wrong lastIndexOfSubList, ", 8, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(9, 11)); |
| // [2, 1] |
| assertEquals("TestD : Returned wrong lastIndexOfSubList, ", 9, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(10, 11)); |
| // [1] |
| assertEquals("TestE : Returned wrong lastIndexOfSubList, ", 10, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 2)); |
| // [6, 5] |
| assertEquals("TestF : Returned wrong lastIndexOfSubList, ", 0, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 1)); |
| // [6] |
| assertEquals("TestG : Returned wrong lastIndexOfSubList, ", 0, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| sub = new ArrayList(src.subList(0, 11)); |
| // the whole list |
| assertEquals("TestH : Returned wrong lastIndexOfSubList, ", 0, |
| Collections.lastIndexOfSubList(src, sub)); |
| |
| // a non-matching list |
| assertEquals("TestI : Returned wrong lastIndexOfSubList, ", -1, |
| Collections.lastIndexOfSubList(src, sub2)); |
| } |
| |
| /** |
| * @tests java.util.Collections#list(java.util.Enumeration) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "list", |
| args = {java.util.Enumeration.class} |
| ) |
| public void test_listLjava_util_Enumeration() { |
| // Test for method java.util.ArrayList list(java.util.Enumeration) |
| |
| Enumeration e = Collections.enumeration(ll); |
| ArrayList al = Collections.list(e); |
| |
| int size = al.size(); |
| assertEquals("Wrong size", ll.size(), size); |
| |
| for (int i = 0; i < size; i++) { |
| assertEquals("wrong element at position " + i + ",", ll.get(i), al |
| .get(i)); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedCollection(java.util.Collection) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedCollection", |
| args = {java.util.Collection.class} |
| ) |
| public void test_synchronizedCollectionLjava_util_Collection() { |
| // Test for method java.util.Collection |
| // java.util.Collections.synchronizedCollection(java.util.Collection) |
| |
| LinkedList smallList = new LinkedList(); |
| for (int i = 0; i < 50; i++) { |
| smallList.add(objArray[i]); |
| } |
| |
| final int numberOfLoops = 200; |
| Collection synchCol = Collections.synchronizedCollection(smallList); |
| // Replacing the previous line with the line below *should* cause the |
| // test to fail--the collecion below isn't synchronized |
| // Collection synchCol = smallList; |
| |
| SynchCollectionChecker normalSynchChecker = new SynchCollectionChecker( |
| synchCol, false, numberOfLoops); |
| SynchCollectionChecker offsetSynchChecker = new SynchCollectionChecker( |
| synchCol, true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue("Returned collection corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail("join() interrupted"); |
| } |
| |
| synchCol.add(null); |
| assertTrue("Trying to use nulls in collection failed", synchCol |
| .contains(null)); |
| |
| smallList = new LinkedList(); |
| for (int i = 0; i < 100; i++) { |
| smallList.add(objArray[i]); |
| } |
| new Support_CollectionTest("", Collections |
| .synchronizedCollection(smallList)).runTest(); |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedList(java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedList", |
| args = {java.util.List.class} |
| ) |
| public void test_synchronizedListLjava_util_List() { |
| try { |
| Collections.synchronizedList(null); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| // test with a Sequential Access List |
| List smallList = new LinkedList(); |
| testSynchronizedList(smallList, "Sequential Access"); |
| |
| smallList = new LinkedList(); |
| List myList; |
| for (int i = 0; i < 100; i++) { |
| smallList.add(objArray[i]); |
| } |
| myList = Collections.synchronizedList(smallList); |
| new Support_ListTest("", myList).runTest(); |
| |
| // test with a Random Access List |
| smallList = new ArrayList(); |
| testSynchronizedList(smallList, "Random Access"); |
| |
| smallList = new ArrayList(); |
| for (int i = 0; i < 100; i++) { |
| smallList.add(objArray[i]); |
| } |
| myList = Collections.synchronizedList(smallList); |
| new Support_ListTest("", myList).runTest(); |
| } |
| |
| private void testSynchronizedList(List smallList, String type) { |
| for (int i = 0; i < 50; i++) { |
| smallList.add(objArray[i]); |
| } |
| final int numberOfLoops = 200; |
| List synchList = Collections.synchronizedList(smallList); |
| if (type.equals("Random Access")) |
| assertTrue( |
| "Returned synchronized list should implement the Random Access interface", |
| synchList instanceof RandomAccess); |
| else |
| assertTrue( |
| "Returned synchronized list should not implement the Random Access interface", |
| !(synchList instanceof RandomAccess)); |
| |
| // Replacing the previous line with the line below *should* cause the |
| // test to fail--the list below isn't synchronized |
| // List synchList = smallList; |
| SynchCollectionChecker normalSynchChecker = new SynchCollectionChecker( |
| synchList, false, numberOfLoops); |
| SynchCollectionChecker offsetSynchChecker = new SynchCollectionChecker( |
| synchList, true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue( |
| type |
| + " list tests: Returned list corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail(type + " list tests: join() interrupted"); |
| } |
| synchList.set(25, null); |
| assertNull(type + " list tests: Trying to use nulls in list failed", |
| synchList.get(25)); |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedMap(java.util.Map) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedMap", |
| args = {java.util.Map.class} |
| ) |
| public void test_synchronizedMapLjava_util_Map() { |
| // Test for method java.util.Map |
| // java.util.Collections.synchronizedMap(java.util.Map) |
| HashMap smallMap = new HashMap(); |
| for (int i = 0; i < 50; i++) { |
| smallMap.put(objArray[i], objArray[i]); |
| } |
| |
| final int numberOfLoops = 200; |
| Map synchMap = Collections.synchronizedMap(smallMap); |
| // Replacing the previous line with the line below should cause the test |
| // to fail--the list below isn't synchronized |
| // Map synchMap = smallMap; |
| |
| SynchMapChecker normalSynchChecker = new SynchMapChecker(synchMap, |
| false, numberOfLoops); |
| SynchMapChecker offsetSynchChecker = new SynchMapChecker(synchMap, |
| true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue("Returned map corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail("join() interrupted"); |
| } |
| |
| // synchronized map does not have to permit null keys or values |
| synchMap.put(new Long(25), null); |
| synchMap.put(null, new Long(30)); |
| assertNull("Trying to use a null value in map failed", synchMap |
| .get(new Long(25))); |
| assertTrue("Trying to use a null key in map failed", synchMap.get(null) |
| .equals(new Long(30))); |
| |
| smallMap = new HashMap(); |
| for (int i = 0; i < 100; i++) { |
| smallMap.put(objArray[i].toString(), objArray[i]); |
| } |
| synchMap = Collections.synchronizedMap(smallMap); |
| new Support_UnmodifiableMapTest("", synchMap).runTest(); |
| synchMap.keySet().remove(objArray[50].toString()); |
| assertNull( |
| "Removing a key from the keySet of the synchronized map did not remove it from the synchronized map: ", |
| synchMap.get(objArray[50].toString())); |
| assertNull( |
| "Removing a key from the keySet of the synchronized map did not remove it from the original map", |
| smallMap.get(objArray[50].toString())); |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedSet(java.util.Set) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedSet", |
| args = {java.util.Set.class} |
| ) |
| public void test_synchronizedSetLjava_util_Set() { |
| // Test for method java.util.Set |
| // java.util.Collections.synchronizedSet(java.util.Set) |
| HashSet smallSet = new HashSet(); |
| for (int i = 0; i < 50; i++) { |
| smallSet.add(objArray[i]); |
| } |
| |
| final int numberOfLoops = 200; |
| Set synchSet = Collections.synchronizedSet(smallSet); |
| // Replacing the previous line with the line below should cause the test |
| // to fail--the set below isn't synchronized |
| // Set synchSet = smallSet; |
| |
| SynchCollectionChecker normalSynchChecker = new SynchCollectionChecker( |
| synchSet, false, numberOfLoops); |
| SynchCollectionChecker offsetSynchChecker = new SynchCollectionChecker( |
| synchSet, true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue("Returned set corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail("join() interrupted"); |
| } |
| |
| Set mySet = Collections.synchronizedSet(smallSet); |
| mySet.add(null); |
| assertTrue("Trying to use nulls in list failed", mySet.contains(null)); |
| |
| smallSet = new HashSet(); |
| for (int i = 0; i < 100; i++) { |
| smallSet.add(objArray[i]); |
| } |
| new Support_SetTest("", Collections.synchronizedSet(smallSet)) |
| .runTest(); |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedSortedMap(java.util.SortedMap) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedSortedMap", |
| args = {java.util.SortedMap.class} |
| ) |
| public void test_synchronizedSortedMapLjava_util_SortedMap() { |
| // Test for method java.util.SortedMap |
| // java.util.Collections.synchronizedSortedMap(java.util.SortedMap) |
| TreeMap smallMap = new TreeMap(); |
| for (int i = 0; i < 50; i++) { |
| smallMap.put(objArray[i], objArray[i]); |
| } |
| |
| final int numberOfLoops = 200; |
| Map synchMap = Collections.synchronizedMap(smallMap); |
| // Replacing the previous line with the line below should cause the test |
| // to fail--the list below isn't synchronized |
| // Map synchMap = smallMap; |
| |
| SynchMapChecker normalSynchChecker = new SynchMapChecker(synchMap, |
| false, numberOfLoops); |
| SynchMapChecker offsetSynchChecker = new SynchMapChecker(synchMap, |
| true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue("Returned map corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail("join() interrupted"); |
| } |
| |
| smallMap = new TreeMap(); |
| for (int i = 0; i < 100; i++) { |
| smallMap.put(objArray[i].toString(), objArray[i]); |
| } |
| synchMap = Collections.synchronizedSortedMap(smallMap); |
| new Support_UnmodifiableMapTest("", synchMap).runTest(); |
| synchMap.keySet().remove(objArray[50].toString()); |
| assertNull( |
| "Removing a key from the keySet of the synchronized map did not remove it from the synchronized map", |
| synchMap.get(objArray[50].toString())); |
| assertNull( |
| "Removing a key from the keySet of the synchronized map did not remove it from the original map", |
| smallMap.get(objArray[50].toString())); |
| } |
| |
| /** |
| * @tests java.util.Collections#synchronizedSortedSet(java.util.SortedSet) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "synchronizedSortedSet", |
| args = {java.util.SortedSet.class} |
| ) |
| public void test_synchronizedSortedSetLjava_util_SortedSet() { |
| // Test for method java.util.SortedSet |
| // java.util.Collections.synchronizedSortedSet(java.util.SortedSet) |
| TreeSet smallSet = new TreeSet(); |
| for (int i = 0; i < 50; i++) { |
| smallSet.add(objArray[i]); |
| } |
| |
| final int numberOfLoops = 200; |
| Set synchSet = Collections.synchronizedSet(smallSet); |
| // Replacing the previous line with the line below should cause the test |
| // to fail--the list below isn't synchronized |
| // Set synchSet = smallSet; |
| |
| SynchCollectionChecker normalSynchChecker = new SynchCollectionChecker( |
| synchSet, false, numberOfLoops); |
| SynchCollectionChecker offsetSynchChecker = new SynchCollectionChecker( |
| synchSet, true, numberOfLoops); |
| Thread normalThread = new Thread(normalSynchChecker); |
| Thread offsetThread = new Thread(offsetSynchChecker); |
| normalThread.start(); |
| offsetThread.start(); |
| while ((normalSynchChecker.getNumberOfChecks() < numberOfLoops) |
| || (offsetSynchChecker.getNumberOfChecks() < numberOfLoops)) { |
| try { |
| Thread.sleep(10); |
| } catch (InterruptedException e) { |
| } |
| } |
| assertTrue("Returned set corrupted by multiple thread access", |
| normalSynchChecker.getResult() |
| && offsetSynchChecker.getResult()); |
| try { |
| normalThread.join(5000); |
| offsetThread.join(5000); |
| } catch (InterruptedException e) { |
| fail("join() interrupted"); |
| } |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableCollection(java.util.Collection) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableCollection", |
| args = {java.util.Collection.class} |
| ) |
| public void test_unmodifiableCollectionLjava_util_Collection() { |
| // Test for method java.util.Collection |
| // java.util.Collections.unmodifiableCollection(java.util.Collection) |
| boolean exception = false; |
| Collection c = Collections.unmodifiableCollection(ll); |
| assertTrue("Returned collection is of incorrect size", c.size() == ll |
| .size()); |
| Iterator i = ll.iterator(); |
| while (i.hasNext()) |
| assertTrue("Returned list missing elements", c.contains(i.next())); |
| try { |
| c.add(new Object()); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| if (!exception) { |
| fail("Allowed modification of collection"); |
| } |
| |
| try { |
| c.remove(new Object()); |
| fail("Allowed modification of collection"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| } |
| |
| Collection myCollection = new ArrayList(); |
| myCollection.add(new Integer(20)); |
| myCollection.add(null); |
| c = Collections.unmodifiableCollection(myCollection); |
| assertTrue("Collection should contain null", c.contains(null)); |
| assertTrue("Collection should contain Integer(20)", c |
| .contains(new Integer(20))); |
| |
| myCollection = new ArrayList(); |
| for (int counter = 0; counter < 100; counter++) { |
| myCollection.add(objArray[counter]); |
| } |
| new Support_UnmodifiableCollectionTest("", Collections |
| .unmodifiableCollection(myCollection)).runTest(); |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableList(java.util.List) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableList", |
| args = {java.util.List.class} |
| ) |
| public void test_unmodifiableListLjava_util_List() { |
| // Test for method java.util.List |
| // java.util.Collections.unmodifiableList(java.util.List) |
| |
| // test with a Sequential Access List |
| boolean exception = false; |
| List c = Collections.unmodifiableList(ll); |
| // Ensure a NPE is thrown if the list is NULL |
| try { |
| Collections.unmodifiableList(null); |
| fail("Expected NullPointerException for null list parameter"); |
| } catch (NullPointerException e) { |
| } |
| |
| assertTrue("Returned list is of incorrect size", c.size() == ll.size()); |
| assertTrue( |
| "Returned List should not implement Random Access interface", |
| !(c instanceof RandomAccess)); |
| |
| Iterator i = ll.iterator(); |
| while (i.hasNext()) |
| assertTrue("Returned list missing elements", c.contains(i.next())); |
| try { |
| c.add(new Object()); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| if (!exception) { |
| fail("Allowed modification of list"); |
| } |
| |
| try { |
| c.remove(new Object()); |
| fail("Allowed modification of list"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| } |
| |
| // test with a Random Access List |
| List smallList = new ArrayList(); |
| smallList.add(null); |
| smallList.add("yoink"); |
| c = Collections.unmodifiableList(smallList); |
| assertNull("First element should be null", c.get(0)); |
| assertTrue("List should contain null", c.contains(null)); |
| assertTrue( |
| "T1. Returned List should implement Random Access interface", |
| c instanceof RandomAccess); |
| |
| smallList = new ArrayList(); |
| for (int counter = 0; counter < 100; counter++) { |
| smallList.add(objArray[counter]); |
| } |
| List myList = Collections.unmodifiableList(smallList); |
| assertTrue("List should not contain null", !myList.contains(null)); |
| assertTrue( |
| "T2. Returned List should implement Random Access interface", |
| myList instanceof RandomAccess); |
| |
| assertTrue("get failed on unmodifiable list", myList.get(50).equals( |
| new Integer(50))); |
| ListIterator listIterator = myList.listIterator(); |
| for (int counter = 0; listIterator.hasNext(); counter++) { |
| assertTrue("List has wrong elements", ((Integer) listIterator |
| .next()).intValue() == counter); |
| } |
| new Support_UnmodifiableCollectionTest("", smallList).runTest(); |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableMap(java.util.Map) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableMap", |
| args = {java.util.Map.class} |
| ) |
| public void test_unmodifiableMapLjava_util_Map() { |
| // Test for method java.util.Map |
| // java.util.Collections.unmodifiableMap(java.util.Map) |
| boolean exception = false; |
| Map c = Collections.unmodifiableMap(hm); |
| assertTrue("Returned map is of incorrect size", c.size() == hm.size()); |
| Iterator i = hm.keySet().iterator(); |
| while (i.hasNext()) { |
| Object x = i.next(); |
| assertTrue("Returned map missing elements", c.get(x).equals( |
| hm.get(x))); |
| } |
| try { |
| c.put(new Object(), ""); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| assertTrue("Allowed modification of map", exception); |
| |
| exception = false; |
| try { |
| c.remove(new Object()); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| exception = true; |
| } |
| assertTrue("Allowed modification of map", exception); |
| |
| exception = false; |
| Iterator it = c.entrySet().iterator(); |
| Map.Entry entry = (Map.Entry) it.next(); |
| try { |
| entry.setValue("modified"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| exception = true; |
| } |
| assertTrue("Allowed modification of entry", exception); |
| |
| exception = false; |
| Object[] array = c.entrySet().toArray(); |
| try { |
| ((Map.Entry) array[0]).setValue("modified"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| exception = true; |
| } |
| assertTrue("Allowed modification of array entry", exception); |
| |
| exception = false; |
| Map.Entry[] array2 = (Map.Entry[]) c.entrySet().toArray( |
| new Map.Entry[0]); |
| try { |
| array2[0].setValue("modified"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| exception = true; |
| } |
| assertTrue("Allowed modification of array entry2", exception); |
| |
| HashMap smallMap = new HashMap(); |
| smallMap.put(null, new Long(30)); |
| smallMap.put(new Long(25), null); |
| Map unmodMap = Collections.unmodifiableMap(smallMap); |
| |
| assertNull("Trying to use a null value in map failed", unmodMap |
| .get(new Long(25))); |
| assertTrue("Trying to use a null key in map failed", unmodMap.get(null) |
| .equals(new Long(30))); |
| |
| smallMap = new HashMap(); |
| for (int counter = 0; counter < 100; counter++) { |
| smallMap.put(objArray[counter].toString(), objArray[counter]); |
| } |
| unmodMap = Collections.unmodifiableMap(smallMap); |
| new Support_UnmodifiableMapTest("", unmodMap).runTest(); |
| |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableSet(java.util.Set) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableSet", |
| args = {java.util.Set.class} |
| ) |
| public void test_unmodifiableSetLjava_util_Set() { |
| // Test for method java.util.Set |
| // java.util.Collections.unmodifiableSet(java.util.Set) |
| boolean exception = false; |
| Set c = Collections.unmodifiableSet(s); |
| assertTrue("Returned set is of incorrect size", c.size() == s.size()); |
| Iterator i = ll.iterator(); |
| while (i.hasNext()) |
| assertTrue("Returned set missing elements", c.contains(i.next())); |
| try { |
| c.add(new Object()); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| if (!exception) { |
| fail("Allowed modification of set"); |
| } |
| try { |
| c.remove(new Object()); |
| fail("Allowed modification of set"); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| } |
| |
| Set mySet = Collections.unmodifiableSet(new HashSet()); |
| assertTrue("Should not contain null", !mySet.contains(null)); |
| mySet = Collections.unmodifiableSet(Collections.singleton(null)); |
| assertTrue("Should contain null", mySet.contains(null)); |
| |
| mySet = new TreeSet(); |
| for (int counter = 0; counter < 100; counter++) { |
| mySet.add(objArray[counter]); |
| } |
| new Support_UnmodifiableCollectionTest("", Collections |
| .unmodifiableSet(mySet)).runTest(); |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableSortedMap(java.util.SortedMap) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableSortedMap", |
| args = {java.util.SortedMap.class} |
| ) |
| public void test_unmodifiableSortedMapLjava_util_SortedMap() { |
| // Test for method java.util.SortedMap |
| // java.util.Collections.unmodifiableSortedMap(java.util.SortedMap) |
| boolean exception = false; |
| TreeMap tm = new TreeMap(); |
| tm.putAll(hm); |
| Map c = Collections.unmodifiableSortedMap(tm); |
| assertTrue("Returned map is of incorrect size", c.size() == tm.size()); |
| Iterator i = hm.keySet().iterator(); |
| while (i.hasNext()) { |
| Object x = i.next(); |
| assertTrue("Returned map missing elements", c.get(x).equals( |
| tm.get(x))); |
| } |
| try { |
| c.put(new Object(), ""); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| |
| if (!exception) { |
| fail("Allowed modification of map"); |
| } |
| try { |
| c.remove(new Object()); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| return; |
| } |
| fail("Allowed modification of map"); |
| } |
| |
| /** |
| * @tests java.util.Collections#unmodifiableSortedSet(java.util.SortedSet) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "unmodifiableSortedSet", |
| args = {java.util.SortedSet.class} |
| ) |
| public void test_unmodifiableSortedSetLjava_util_SortedSet() { |
| // Test for method java.util.SortedSet |
| // java.util.Collections.unmodifiableSortedSet(java.util.SortedSet) |
| boolean exception = false; |
| SortedSet ss = new TreeSet(); |
| ss.addAll(s); |
| SortedSet c = Collections.unmodifiableSortedSet(ss); |
| assertTrue("Returned set is of incorrect size", c.size() == ss.size()); |
| Iterator i = ll.iterator(); |
| while (i.hasNext()) |
| assertTrue("Returned set missing elements", c.contains(i.next())); |
| try { |
| c.add(new Object()); |
| } catch (UnsupportedOperationException e) { |
| exception = true; |
| // Correct |
| } |
| if (!exception) { |
| fail("Allowed modification of set"); |
| } |
| try { |
| c.remove(new Object()); |
| } catch (UnsupportedOperationException e) { |
| // Correct |
| return; |
| } |
| fail("Allowed modification of set"); |
| } |
| |
| /** |
| * Test unmodifiable objects toString methods |
| */ |
| @TestTargets({ |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "toString", |
| args = {} |
| ), |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "unmodifiableCollection", |
| args = {java.util.Collection.class} |
| ), |
| @TestTargetNew( |
| level = TestLevel.PARTIAL_COMPLETE, |
| notes = "", |
| method = "unmodifiableMap", |
| args = {java.util.Map.class} |
| ) |
| }) |
| public void test_unmodifiable_toString_methods() { |
| // Regression for HARMONY-552 |
| ArrayList al = new ArrayList(); |
| al.add("a"); |
| al.add("b"); |
| Collection uc = Collections.unmodifiableCollection(al); |
| assertEquals("[a, b]", uc.toString()); |
| HashMap m = new HashMap(); |
| m.put("one", "1"); |
| m.put("two", "2"); |
| Map um = Collections.unmodifiableMap(m); |
| assertTrue("{one=1, two=2}".equals(um.toString()) || |
| "{two=2, one=1}".equals(um.toString())); |
| } |
| |
| |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "singletonList", |
| args = {java.lang.Object.class} |
| ) |
| public void test_singletonListLjava_lang_Object() { |
| // Test for method java.util.Set |
| // java.util.Collections.singleton(java.lang.Object) |
| String str = "Singleton"; |
| |
| List single = Collections.singletonList(str); |
| assertEquals(1, single.size()); |
| assertTrue(single.contains(str)); |
| assertFalse(single.contains(null)); |
| assertFalse(Collections.singletonList(null).contains(str)); |
| assertTrue(Collections.singletonList(null).contains(null)); |
| |
| try { |
| single.add("New element"); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "singletonMap", |
| args = {java.lang.Object.class, java.lang.Object.class} |
| ) |
| public void test_singletonMapLjava_lang_Object() { |
| // Test for method java.util.Set |
| // java.util.Collections.singleton(java.lang.Object) |
| Double key = new Double (3.14); |
| String value = "Fundamental constant"; |
| |
| Map single = Collections.singletonMap(key, value); |
| assertEquals(1, single.size()); |
| assertTrue(single.containsKey(key)); |
| assertTrue(single.containsValue(value)); |
| assertFalse(single.containsKey(null)); |
| assertFalse(single.containsValue(null)); |
| assertFalse(Collections.singletonMap(null, null).containsKey(key)); |
| assertFalse(Collections.singletonMap(null, null).containsValue(value)); |
| assertTrue(Collections.singletonMap(null, null).containsKey(null)); |
| assertTrue(Collections.singletonMap(null, null).containsValue(null)); |
| |
| try { |
| single.clear(); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| |
| try { |
| single.put(new Double(1), "one wrong value"); |
| fail("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * Sets up the fixture, for example, open a network connection. This method |
| * is called before a test is executed. |
| */ |
| protected void setUp() { |
| objArray = new Object[1000]; |
| myobjArray = new Object[1000]; |
| for (int i = 0; i < objArray.length; i++) { |
| objArray[i] = new Integer(i); |
| myobjArray[i] = new MyInt(i); |
| } |
| |
| ll = new LinkedList(); |
| myll = new LinkedList(); |
| s = new HashSet(); |
| mys = new HashSet(); |
| reversedLinkedList = new LinkedList(); // to be sorted in reverse order |
| myReversedLinkedList = new LinkedList(); // to be sorted in reverse |
| // order |
| hm = new HashMap(); |
| for (int i = 0; i < objArray.length; i++) { |
| ll.add(objArray[i]); |
| myll.add(myobjArray[i]); |
| s.add(objArray[i]); |
| mys.add(myobjArray[i]); |
| reversedLinkedList.add(objArray[objArray.length - i - 1]); |
| myReversedLinkedList.add(myobjArray[myobjArray.length - i - 1]); |
| hm.put(objArray[i].toString(), objArray[i]); |
| } |
| } |
| |
| /** |
| * Tears down the fixture, for example, close a network connection. This |
| * method is called after a test is executed. |
| */ |
| protected void tearDown() { |
| objArray = null; |
| myobjArray = null; |
| |
| ll = null; |
| myll = null; |
| reversedLinkedList = null; |
| myReversedLinkedList = null; |
| s = null; |
| mys = null; |
| hm = null; |
| } |
| |
| protected void doneSuite() { |
| objArray = null; |
| } |
| } |