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/*
* Copyright (c) 2018, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8177552
* @summary Checks the functioning of
* CompactNumberFormat.formatToCharacterIterator method
* @modules jdk.localedata
* @run testng/othervm TestFormatToCharacterIterator
*/
import java.math.BigDecimal;
import java.math.BigInteger;
import java.text.AttributedCharacterIterator;
import java.text.CharacterIterator;
import java.text.Format;
import java.text.NumberFormat;
import java.util.Locale;
import java.util.Set;
import static org.testng.Assert.assertEquals;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
public class TestFormatToCharacterIterator {
private static final NumberFormat FORMAT_DZ = NumberFormat
.getCompactNumberInstance(Locale.of("dz"),
NumberFormat.Style.LONG);
private static final NumberFormat FORMAT_EN_US = NumberFormat
.getCompactNumberInstance(Locale.US,
NumberFormat.Style.SHORT);
private static final NumberFormat FORMAT_EN_LONG = NumberFormat
.getCompactNumberInstance(Locale.ENGLISH,
NumberFormat.Style.LONG);
@DataProvider(name = "fieldPositions")
Object[][] compactFieldPositionData() {
return new Object[][]{
// compact format instance, number, resulted string, attributes/fields, attribute positions
{FORMAT_DZ, 1000.09, "\u0F66\u0F9F\u0F7C\u0F44\u0F0B\u0F55\u0FB2\u0F42 \u0F21",
new Format.Field[]{NumberFormat.Field.PREFIX, NumberFormat.Field.INTEGER}, new int[]{0, 9, 9, 10}},
{FORMAT_DZ, -999.99, "-\u0F66\u0F9F\u0F7C\u0F44\u0F0B\u0F55\u0FB2\u0F42 \u0F21",
new Format.Field[]{NumberFormat.Field.SIGN, NumberFormat.Field.PREFIX, NumberFormat.Field.INTEGER},
new int[]{0, 1, 1, 10, 10, 11}},
{FORMAT_DZ, -0.0, "-\u0F20", new Format.Field[]{NumberFormat.Field.SIGN, NumberFormat.Field.INTEGER}, new int[]{0, 1, 1, 2}},
{FORMAT_DZ, 3000L, "\u0F66\u0F9F\u0F7C\u0F44\u0F0B\u0F55\u0FB2\u0F42 \u0F23",
new Format.Field[]{NumberFormat.Field.PREFIX, NumberFormat.Field.INTEGER}, new int[]{0, 9, 9, 10}},
{FORMAT_DZ, new BigInteger("12345678901234567890"),
"\u0F51\u0F74\u0F44\u0F0B\u0F55\u0FB1\u0F74\u0F62\u0F0B\u0F66\u0F0B\u0F61\u0F0B \u0F21\u0F22\u0F23\u0F24\u0F25\u0F27",
new Format.Field[]{NumberFormat.Field.PREFIX, NumberFormat.Field.INTEGER}, new int[]{0, 14, 14, 20}},
{FORMAT_DZ, new BigDecimal("12345678901234567890.89"),
"\u0F51\u0F74\u0F44\u0F0B\u0F55\u0FB1\u0F74\u0F62\u0F0B\u0F66\u0F0B\u0F61\u0F0B \u0F21\u0F22\u0F23\u0F24\u0F25\u0F27",
new Format.Field[]{NumberFormat.Field.PREFIX, NumberFormat.Field.INTEGER}, new int[]{0, 14, 14, 20}},
// Zeros
{FORMAT_EN_US, 0, "0", new Format.Field[]{NumberFormat.Field.INTEGER}, new int[]{0, 1}},
{FORMAT_EN_US, 0.0, "0", new Format.Field[]{NumberFormat.Field.INTEGER}, new int[]{0, 1}},
{FORMAT_EN_US, -0.0, "-0", new Format.Field[]{NumberFormat.Field.SIGN, NumberFormat.Field.INTEGER}, new int[]{0, 1, 1, 2}},
// Less than 1000 no suffix
{FORMAT_EN_US, 499, "499", new Format.Field[]{NumberFormat.Field.INTEGER}, new int[]{0, 3}},
// Boundary number
{FORMAT_EN_US, 1000.0, "1K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
// Long
{FORMAT_EN_US, 3000L, "3K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
{FORMAT_EN_US, 30000L, "30K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
{FORMAT_EN_US, 300000L, "300K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 4}},
{FORMAT_EN_US, 3000000L, "3M",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
{FORMAT_EN_US, 30000000L, "30M",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
{FORMAT_EN_US, 300000000L, "300M",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 4}},
{FORMAT_EN_US, 3000000000L, "3B",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
{FORMAT_EN_US, 30000000000L, "30B",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
{FORMAT_EN_US, 300000000000L, "300B",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 4}},
{FORMAT_EN_US, 3000000000000L, "3T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
{FORMAT_EN_US, 30000000000000L, "30T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
{FORMAT_EN_US, 300000000000000L, "300T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 4}},
{FORMAT_EN_US, 3000000000000000L, "3000T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 4, 4, 5}},
// Double
{FORMAT_EN_US, 3000.0, "3K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 2}},
{FORMAT_EN_US, 30000.0, "30K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
{FORMAT_EN_US, 300000.0, "300K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 4}},
{FORMAT_EN_US, 3000000000000000.0, "3000T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 4, 4, 5}},
// BigInteger
{FORMAT_EN_US, new BigInteger("12345678901234567890"), "12345679T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 8, 8, 9}},
// BigDecimal
{FORMAT_EN_US, new BigDecimal("12345678901234567890.89"), "12345679T",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 8, 8, 9}},
// Number as exponent
{FORMAT_EN_US, 9.78313E+3, "10K",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 3}},
// Less than 1000 no suffix
{FORMAT_EN_LONG, 999, "999", new Format.Field[]{NumberFormat.Field.INTEGER}, new int[]{0, 3}},
// Round the value and then format
{FORMAT_EN_LONG, 999.99, "1 thousand",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 10}},
// 10 thousand
{FORMAT_EN_LONG, 99000, "99 thousand",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 2, 2, 11}},
// Long path
{FORMAT_EN_LONG, 330000, "330 thousand",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 3, 3, 12}},
// Double path
{FORMAT_EN_LONG, 3000.90, "3 thousand",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 1, 1, 10}},
// BigInteger path
{FORMAT_EN_LONG, new BigInteger("12345678901234567890"), "12345679 trillion",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 8, 8, 17}},
// BigDecimal path
{FORMAT_EN_LONG, new BigDecimal("12345678901234567890.89"), "12345679 trillion",
new Format.Field[]{NumberFormat.Field.INTEGER, NumberFormat.Field.SUFFIX}, new int[]{0, 8, 8, 17}}
};
}
@Test(dataProvider = "fieldPositions")
public void testFormatToCharacterIterator(NumberFormat fmt, Object number,
String expected, Format.Field[] expectedFields, int[] positions) {
AttributedCharacterIterator iterator = fmt.formatToCharacterIterator(number);
assertEquals(getText(iterator), expected, "Incorrect formatting of the number '"
+ number + "'");
iterator.first();
// Check start and end index of the formatted string
assertEquals(iterator.getBeginIndex(), 0, "Incorrect start index: "
+ iterator.getBeginIndex() + " of the formatted string: " + expected);
assertEquals(iterator.getEndIndex(), expected.length(), "Incorrect end index: "
+ iterator.getEndIndex() + " of the formatted string: " + expected);
// Check the attributes returned by the formatToCharacterIterator
assertEquals(iterator.getAllAttributeKeys(), Set.of(expectedFields),
"Attributes do not match while formatting number: " + number);
// Check the begin and end index for attributes
iterator.first();
int currentPosition = 0;
do {
int start = iterator.getRunStart();
int end = iterator.getRunLimit();
assertEquals(start, positions[currentPosition],
"Incorrect start position for the attribute(s): "
+ iterator.getAttributes().keySet());
assertEquals(end, positions[currentPosition + 1],
"Incorrect end position for the attribute(s): "
+ iterator.getAttributes().keySet());
currentPosition = currentPosition + 2;
iterator.setIndex(end);
} while (iterator.current() != CharacterIterator.DONE);
}
// Create the formatted string from returned AttributedCharacterIterator
private String getText(AttributedCharacterIterator iterator) {
StringBuffer buffer = new StringBuffer();
for (char c = iterator.first(); c != CharacterIterator.DONE;
c = iterator.next()) {
buffer.append(c);
}
return buffer.toString();
}
}
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