android-platform-libcore/luni/src/test/java/org/apache/harmony/nio_char/tests/java/nio/charset/MalformedInputExceptionTest.java

/* 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 org.apache.harmony.nio_char.tests.java.nio.charset;

import dalvik.annotation.TestTargetClass;
import dalvik.annotation.TestTargets;
import dalvik.annotation.TestTargetNew;
import dalvik.annotation.TestLevel;

import java.io.Serializable;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.MalformedInputException;

import junit.framework.TestCase;

import org.apache.harmony.testframework.serialization.SerializationTest;
import org.apache.harmony.testframework.serialization.SerializationTest.SerializableAssert;

@TestTargetClass(MalformedInputException.class)
/**
 * Test class MalformedInputException.
 */
public class MalformedInputExceptionTest extends TestCase {

    @TestTargets({
        @TestTargetNew(
            level = TestLevel.COMPLETE,
            notes = "",
            method = "MalformedInputException",
            args = {int.class}
        ),
        @TestTargetNew(
            level = TestLevel.COMPLETE,
            notes = "",
            method = "getMessage",
            args = {}
        ),
        @TestTargetNew(
            level = TestLevel.COMPLETE,
            notes = "",
            method = "getInputLength",
            args = {}
        )
    })
    public void testConstructor() {
        MalformedInputException ex = new MalformedInputException(3);
        assertTrue(ex instanceof CharacterCodingException);
        assertNull(ex.getCause());
        assertEquals(ex.getInputLength(), 3);
        assertTrue(ex.getMessage().indexOf("3") != -1);

        ex = new MalformedInputException(-3);
        assertNull(ex.getCause());
        assertEquals(ex.getInputLength(), -3);
        assertTrue(ex.getMessage().indexOf("-3") != -1);

        ex = new MalformedInputException(0);
        assertNull(ex.getCause());
        assertEquals(ex.getInputLength(), 0);
        assertTrue(ex.getMessage().indexOf("0") != -1);
    }

    // comparator for MalformedInputException objects
    private static final SerializableAssert COMPARATOR = new SerializableAssert() {
        public void assertDeserialized(Serializable initial,
                Serializable deserialized) {

            // do common checks for all throwable objects
            SerializationTest.THROWABLE_COMPARATOR.assertDeserialized(initial,
                    deserialized);

            MalformedInputException initEx = (MalformedInputException) initial;
            MalformedInputException desrEx = (MalformedInputException) deserialized;

            assertEquals("InputLength", initEx.getInputLength(), desrEx
                    .getInputLength());
        }
    };

    /**
     * @tests serialization/deserialization compatibility.
     */
    @TestTargetNew(
        level = TestLevel.COMPLETE,
        notes = "Verifies serialization.",
        method = "!SerializationSelf",
        args = {}
    )
    public void testSerializationSelf() throws Exception {

        SerializationTest.verifySelf(new MalformedInputException(11),
                COMPARATOR);
    }

    /**
     * @tests serialization/deserialization compatibility with RI.
     */
    @TestTargetNew(
        level = TestLevel.COMPLETE,
        notes = "Verifies serialization.",
        method = "!SerializationGolden",
        args = {}
    )
    public void testSerializationCompatibility() throws Exception {

        SerializationTest.verifyGolden(this, new MalformedInputException(11),
                COMPARATOR);
    }
}