android-platform-libcore/support/src/test/java/tests/support/Support_DecimalFormat.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 tests.support;

import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.Locale;
import java.util.Vector;

public class Support_DecimalFormat extends Support_Format {

    public Support_DecimalFormat(String p1) {
        super(p1);
    }

    @Override
    public void runTest() {
        t_formatToCharacterIterator();
        t_format_with_FieldPosition();
    }

    public static void main(String[] args) {
        new Support_DecimalFormat("").runTest();
    }

    public void t_format_with_FieldPosition() {
        DecimalFormat format = (DecimalFormat) NumberFormat
                .getCurrencyInstance(Locale.US);
        Number number = new Double(10000000.76);
        String text = "$10,000,000.76";

        t_FormatWithField(0, format, number, text, NumberFormat.Field.CURRENCY,
                0, 1);
        t_FormatWithField(1, format, number, text, NumberFormat.Field.INTEGER,
                1, 11);
        t_FormatWithField(2, format, number, text,
                NumberFormat.Field.GROUPING_SEPARATOR, 3, 4);
        t_FormatWithField(3, format, number, text,
                NumberFormat.Field.DECIMAL_SEPARATOR, 11, 12);
        t_FormatWithField(4, format, number, text, NumberFormat.Field.FRACTION,
                12, 14);

        // test fields that are not included in the formatted text
        t_FormatWithField(5, format, number, text, NumberFormat.Field.SIGN, 0,
                0);
        t_FormatWithField(6, format, number, text, NumberFormat.Field.EXPONENT,
                0, 0);
        t_FormatWithField(7, format, number, text,
                NumberFormat.Field.EXPONENT_SIGN, 0, 0);
        t_FormatWithField(8, format, number, text,
                NumberFormat.Field.EXPONENT_SYMBOL, 0, 0);
        t_FormatWithField(9, format, number, text, NumberFormat.Field.PERCENT,
                0, 0);
        t_FormatWithField(10, format, number, text,
                NumberFormat.Field.PERMILLE, 0, 0);

        // test Exponential
        format = new DecimalFormat("000000000.0#E0");
        text = "100000007.6E-1";
        t_FormatWithField(11, format, number, text, NumberFormat.Field.INTEGER,
                0, 9);
        t_FormatWithField(12, format, number, text,
                NumberFormat.Field.DECIMAL_SEPARATOR, 9, 10);
        t_FormatWithField(13, format, number, text,
                NumberFormat.Field.FRACTION, 10, 11);
        t_FormatWithField(14, format, number, text,
                NumberFormat.Field.EXPONENT_SYMBOL, 11, 12);
        t_FormatWithField(15, format, number, text,
                NumberFormat.Field.EXPONENT_SIGN, 12, 13);
        t_FormatWithField(16, format, number, text,
                NumberFormat.Field.EXPONENT, 13, 14);

        // test fields that are not included in the formatted text
        t_FormatWithField(17, format, number, text,
                NumberFormat.Field.GROUPING_SEPARATOR, 0, 0);
        t_FormatWithField(18, format, number, text, NumberFormat.Field.SIGN, 0,
                0);
        t_FormatWithField(19, format, number, text,
                NumberFormat.Field.CURRENCY, 0, 0);
        t_FormatWithField(20, format, number, text, NumberFormat.Field.PERCENT,
                0, 0);
        t_FormatWithField(21, format, number, text,
                NumberFormat.Field.PERMILLE, 0, 0);

        // test currency instance with TR Locale
        number = new Double(350.76);
        format = (DecimalFormat) NumberFormat.getCurrencyInstance(new Locale(
                "de", "CH"));
        text = "SFr. 350.76";
        t_FormatWithField(24, format, number, text,
                NumberFormat.Field.CURRENCY, 0, 4);
        t_FormatWithField(22, format, number, text, NumberFormat.Field.INTEGER,
                5, 8);
        t_FormatWithField(23, format, number, text,
                NumberFormat.Field.DECIMAL_SEPARATOR, 8, 9);
        t_FormatWithField(23, format, number, text,
                NumberFormat.Field.FRACTION, 9, 11);

        // test fields that are not included in the formatted text
        t_FormatWithField(25, format, number, text,
                NumberFormat.Field.GROUPING_SEPARATOR, 0, 0);
        t_FormatWithField(27, format, number, text, NumberFormat.Field.SIGN, 0,
                0);
        t_FormatWithField(28, format, number, text,
                NumberFormat.Field.EXPONENT, 0, 0);
        t_FormatWithField(29, format, number, text,
                NumberFormat.Field.EXPONENT_SIGN, 0, 0);
        t_FormatWithField(30, format, number, text,
                NumberFormat.Field.EXPONENT_SYMBOL, 0, 0);
        t_FormatWithField(31, format, number, text, NumberFormat.Field.PERCENT,
                0, 0);
        t_FormatWithField(32, format, number, text,
                NumberFormat.Field.PERMILLE, 0, 0);

    }

    public void t_formatToCharacterIterator() {

        Number number = new Double(350.76);
        Number longNumber = new Long(100300400);
        Number zeroNumber = new Long(0);
        Number negativeNumber = new Double(-350.76);

        Locale us = Locale.US;
        Locale tr = new Locale("de", "CH");

        if (Support_Locale.areLocalesAvailable(us)) {
            // locale dependent test, bug 1943269

            // test number instance
            t_Format(1, number, NumberFormat.getNumberInstance(us),
                    getNumberVectorUS());

            // test integer instance
            t_Format(2, number, NumberFormat.getIntegerInstance(us),
                    getIntegerVectorUS());

            // test percent instance
            t_Format(3, number, NumberFormat.getPercentInstance(us),
                    getPercentVectorUS());

            // test currency instance with US Locale
            t_Format(4, number, NumberFormat.getCurrencyInstance(us),
                    getPositiveCurrencyVectorUS());

            // test negative currency instance with US Locale
            t_Format(5, negativeNumber, NumberFormat.getCurrencyInstance(us),
                    getNegativeCurrencyVectorUS());

            // test multiple grouping seperators
            t_Format(6, longNumber, NumberFormat.getNumberInstance(us),
                    getNumberVector2US());

            // test 0
            t_Format(7, zeroNumber, NumberFormat.getNumberInstance(us),
                    getZeroVector());
        }

        // test permille pattern
        DecimalFormat format = new DecimalFormat("###0.##\u2030");
        t_Format(8, number, format, getPermilleVector());

        // test exponential pattern with positive exponent
        format = new DecimalFormat("00.0#E0");
        t_Format(9, number, format, getPositiveExponentVector());

        // test exponential pattern with negative exponent
        format = new DecimalFormat("0000.0#E0");
        t_Format(10, number, format, getNegativeExponentVector());

        if (Support_Locale.areLocalesAvailable(tr)) {
            // test currency instance with TR Locale
            t_Format(11, number, NumberFormat.getCurrencyInstance(tr),
                    getPositiveCurrencyVectorCH());

            // test negative currency instance with TR Locale
            t_Format(12, negativeNumber, NumberFormat.getCurrencyInstance(tr),
                    getNegativeCurrencyVectorCH());
        }
    }

    private static Vector<FieldContainer> getNumberVectorUS() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 3, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(3, 4, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(4, 6, NumberFormat.Field.FRACTION));
        return v;
    }

    private static Vector<FieldContainer> getIntegerVectorUS() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 3, NumberFormat.Field.INTEGER));
        return v;
    }

    private static Vector<FieldContainer> getPositiveCurrencyVectorCH() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 4, NumberFormat.Field.CURRENCY));
        v.add(new FieldContainer(5, 8, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(8, 9, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(9, 11, NumberFormat.Field.FRACTION));
        return v;
    }

    private static Vector<FieldContainer> getNegativeCurrencyVectorCH() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 4, NumberFormat.Field.CURRENCY));
        v.add(new FieldContainer(4, 5, NumberFormat.Field.SIGN));
        v.add(new FieldContainer(5, 8, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(8, 9, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(9, 11, NumberFormat.Field.FRACTION));
        return v;
    }

    private static Vector<FieldContainer> getPositiveCurrencyVectorUS() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 1, NumberFormat.Field.CURRENCY));
        v.add(new FieldContainer(1, 4, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(4, 5, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(5, 7, NumberFormat.Field.FRACTION));
        return v;
    }

    private static Vector<FieldContainer> getNegativeCurrencyVectorUS() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(1, 2, NumberFormat.Field.CURRENCY));
        v.add(new FieldContainer(2, 5, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(5, 6, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(6, 8, NumberFormat.Field.FRACTION));
        return v;
    }

    private static Vector<FieldContainer> getPercentVectorUS() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 2, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(2, 3, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(2, 3, NumberFormat.Field.GROUPING_SEPARATOR));
        v.add(new FieldContainer(3, 6, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(6, 7, NumberFormat.Field.PERCENT));
        return v;
    }

    private static Vector<FieldContainer> getPermilleVector() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 6, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(6, 7, NumberFormat.Field.PERMILLE));
        return v;
    }

    private static Vector<FieldContainer> getNegativeExponentVector() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 4, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(4, 5, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(5, 6, NumberFormat.Field.FRACTION));
        v.add(new FieldContainer(6, 7, NumberFormat.Field.EXPONENT_SYMBOL));
        v.add(new FieldContainer(7, 8, NumberFormat.Field.EXPONENT_SIGN));
        v.add(new FieldContainer(8, 9, NumberFormat.Field.EXPONENT));
        return v;
    }

    private static Vector<FieldContainer> getPositiveExponentVector() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 2, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(2, 3, NumberFormat.Field.DECIMAL_SEPARATOR));
        v.add(new FieldContainer(3, 5, NumberFormat.Field.FRACTION));
        v.add(new FieldContainer(5, 6, NumberFormat.Field.EXPONENT_SYMBOL));
        v.add(new FieldContainer(6, 7, NumberFormat.Field.EXPONENT));
        return v;
    }

    private static Vector<FieldContainer> getNumberVector2US() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 3, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(3, 4, NumberFormat.Field.GROUPING_SEPARATOR));
        v.add(new FieldContainer(3, 4, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(4, 7, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(7, 8, NumberFormat.Field.GROUPING_SEPARATOR));
        v.add(new FieldContainer(7, 8, NumberFormat.Field.INTEGER));
        v.add(new FieldContainer(8, 11, NumberFormat.Field.INTEGER));
        return v;
    }

    private static Vector<FieldContainer> getZeroVector() {
        Vector<FieldContainer> v = new Vector<FieldContainer>();
        v.add(new FieldContainer(0, 1, NumberFormat.Field.INTEGER));
        return v;
    }

}