/*
* 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.text.tests.java.text;
import java.io.ObjectInputStream;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.text.AttributedCharacterIterator;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.FieldPosition;
import java.text.NumberFormat;
import java.text.ParsePosition;
import java.util.BitSet;
import java.util.Currency;
import java.util.Locale;
import junit.framework.TestCase;
import org.apache.harmony.testframework.serialization.SerializationTest;
public class DecimalFormatTest extends TestCase {
public void testAttributedCharacterIterator() throws Exception {
// Regression for http://issues.apache.org/jira/browse/HARMONY-333
AttributedCharacterIterator iterator = new DecimalFormat().formatToCharacterIterator(new Integer(1));
assertNotNull(iterator);
assertFalse("attributes should exist", iterator.getAttributes().isEmpty());
}
/*
* Test the getter and setter of parseBigDecimal and parseIntegerOnly and
* test the default value of them.
*/
public void test_isParseBigDecimalLjava_lang_Boolean_isParseIntegerOnlyLjava_lang_Boolean() {
// parseBigDecimal default to false
DecimalFormat form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
assertFalse(form.isParseBigDecimal());
form.setParseBigDecimal(true);
assertTrue(form.isParseBigDecimal());
form.setParseBigDecimal(false);
assertFalse(form.isParseBigDecimal());
// parseIntegerOnly default to false
assertFalse(form.isParseIntegerOnly());
}
// Test the type of the returned object
public void test_parseLjava_lang_String_Ljava_text_ParsePosition() {
DecimalFormat form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
Number number = form.parse("23.1", new ParsePosition(0));
assertTrue(number instanceof Double);
// Test parsed object of type double when
// parseBigDecimal is set to true
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
number = form.parse("23.1", new ParsePosition(0));
assertTrue(number instanceof Double);
form.setParseBigDecimal(true);
number = form.parse("23.1", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
assertEquals(new BigDecimal("23.1"), number);
// When parseIntegerOnly set to true, all float numbers will be parsed
// into Long.
// With the exception that, the value is out of the bound of Long or
// some special values such as NaN or Infinity.
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseIntegerOnly(true);
number = form.parse("23.1f", new ParsePosition(0));
assertTrue(number instanceof Long);
number = form.parse("23.0", new ParsePosition(0));
assertTrue(number instanceof Long);
number = form.parse("-0.0", new ParsePosition(0));
assertTrue(number instanceof Long);
assertTrue(new Long(0).equals(number));
number = form.parse("-9,223,372,036,854,775,8080.00",
new ParsePosition(0));
assertTrue(number instanceof Double);
// Even if parseIntegerOnly is set to true, NaN will be parsed to Double
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseIntegerOnly(true);
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
number = form.parse(symbols.getNaN(), new ParsePosition(0));
assertTrue(number instanceof Double);
// Even if parseIntegerOnly is set to true, Infinity will still be
// parsed to Double
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseIntegerOnly(true);
symbols = new DecimalFormatSymbols();
number = form.parse(symbols.getInfinity(), new ParsePosition(0));
assertTrue(number instanceof Double);
// ParseBigDecimal take precedence of parseBigInteger
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseIntegerOnly(true);
form.setParseBigDecimal(true);
number = form.parse("23.1f", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
number = form.parse("23.0", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
number = form.parse("-9,223,372,036,854,775,8080.00",
new ParsePosition(0));
assertFalse(number instanceof BigInteger);
assertTrue(number instanceof BigDecimal);
// Test whether the parsed object is of type float. (To be specific,
// they are of type Double)
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
number = form.parse("23.1f", new ParsePosition(0));
assertTrue(number instanceof Double);
form.setParseBigDecimal(true);
number = form.parse("23.1f", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
assertEquals(new BigDecimal("23.1"), number);
// Integer will be parsed to Long, unless parseBigDecimal is set to true
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
number = form.parse("123", new ParsePosition(0));
assertTrue(number instanceof Long);
form.setParseBigDecimal(true);
number = form.parse("123", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
assertEquals(new BigDecimal("123"), number);
// NaN will be parsed to Double, no matter parseBigDecimal set or not.
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
symbols = new DecimalFormatSymbols();
number = form.parse(symbols.getNaN() + "", new ParsePosition(0));
assertTrue(number instanceof Double);
form.setParseBigDecimal(true);
number = form.parse(symbols.getNaN() + "", new ParsePosition(0));
assertTrue(number instanceof Double);
// Infinity will be parsed to Double, no matter parseBigDecimal set or
// not.
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
symbols = new DecimalFormatSymbols();
number = form.parse(symbols.getInfinity(), new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("Infinity", number.toString());
// When set bigDecimal to true, the result of parsing infinity
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
symbols = new DecimalFormatSymbols();
form.setParseBigDecimal(true);
number = form.parse(symbols.getInfinity(), new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("Infinity", number.toString());
// Negative infinity will be parsed to double no matter parseBigDecimal
// set or not
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
symbols = new DecimalFormatSymbols();
number = form.parse("-" + symbols.getInfinity(), new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("-Infinity", number.toString());
// When set bigDecimal to true, the result of parsing minus infinity
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
symbols = new DecimalFormatSymbols();
form.setParseBigDecimal(true);
number = form.parse("-" + symbols.getInfinity(), new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("-Infinity", number.toString());
// -0.0 will be parsed to different type according to the combination of
// parseBigDecimal and parseIntegerOnly
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
// parseBigDecimal == true;
// parseIntegerOnly == false;
form.setParseBigDecimal(true);
number = form.parse("-0", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
number = form.parse("-0.0", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
// parseBigDecimal == false;
// parseIntegerOnly == true;
form.setParseBigDecimal(false);
form.setParseIntegerOnly(true);
number = form.parse("-0", new ParsePosition(0));
assertTrue(number instanceof Long);
number = form.parse("-0.0", new ParsePosition(0));
assertTrue(number instanceof Long);
// parseBigDecimal == false;
// parseIntegerOnly == false;
form.setParseBigDecimal(false);
form.setParseIntegerOnly(false);
number = form.parse("-0", new ParsePosition(0));
assertTrue(number instanceof Double);
number = form.parse("-0.0", new ParsePosition(0));
assertTrue(number instanceof Double);
// parseBigDecimal == true;
// parseIntegerOnly == true;
// parseBigDecimal take precedence of parseBigInteger
form.setParseBigDecimal(true);
form.setParseIntegerOnly(true);
number = form.parse("-0", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
number = form.parse("-0.0", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
number = form.parse("12.4", new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
// When parseBigDecimal is set to false, no matter how massive the
// mantissa part of a number is, the number will be parsed into Double
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
number = form.parse("9,223,372,036,854,775,808.00",
new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("9.223372036854776E18", number.toString());
number = form.parse("-9,223,372,036,854,775,8080.00",
new ParsePosition(0));
assertTrue(number instanceof Double);
assertEquals("-9.223372036854776E19", number.toString());
// When parseBigDecimal is set to true, if mantissa part of number
// exceeds Long.MAX_VALUE, the number will be parsed into BigDecimal
form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseBigDecimal(true);
number = form.parse("9,223,372,036,854,775,808.00",
new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
assertEquals(9.223372036854776E18, number.doubleValue(), 0);
number = form.parse("-9,223,372,036,854,775,8080.00",
new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
assertEquals(-9.223372036854776E19, number.doubleValue(), 0);
// The minimum value of Long will be parsed to Long when parseBigDecimal
// is not set
ParsePosition pos = new ParsePosition(0);
DecimalFormat df = new DecimalFormat();
pos = new ParsePosition(0);
Number nb = df.parse("" + Long.MIN_VALUE, pos);
assertTrue(nb instanceof Long);
// The maximum value of Long will be parsed to Long when parseBigDecimal
// is set
pos = new ParsePosition(0);
df = new DecimalFormat();
pos = new ParsePosition(0);
nb = df.parse("" + Long.MAX_VALUE, pos);
assertTrue(nb instanceof Long);
// When parsing invalid string( which is neither consist of digits nor
// NaN/Infinity), a null will be returned.
pos = new ParsePosition(0);
df = new DecimalFormat();
try {
nb = df.parse("invalid", pos);
assertNull(nb);
} catch (NullPointerException e) {
fail("Should not throw NPE");
}
}
public void test_getMaximumFractionDigits() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
// getMaximumFractionDigits of NumberFormat default to 3
// getMaximumFractionDigits of DecimalFormat default to 3
assertEquals(3, nform.getMaximumFractionDigits());
assertEquals(3, form.getMaximumFractionDigits());
// Greater than 340 (critical number used to distinguish
// BigInteger and BigDecimal)
nform.setMaximumFractionDigits(500);
assertEquals(500, nform.getMaximumFractionDigits());
assertEquals(500, form.getMaximumFractionDigits());
form.setMaximumFractionDigits(500);
assertEquals(500, nform.getMaximumFractionDigits());
assertEquals(500, form.getMaximumFractionDigits());
form.format(12.3);
assertEquals(500, nform.getMaximumFractionDigits());
assertEquals(500, form.getMaximumFractionDigits());
}
public void test_getMinimumFractionDigits() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
// getMinimumFractionDigits from NumberFormat (default to 0)
// getMinimumFractionDigits from DecimalFormat (default to 0)
assertEquals(0, nform.getMinimumFractionDigits());
assertEquals(0, form.getMinimumFractionDigits());
// Greater than 340 (critical number used to distinguish
// BigInteger and BigDecimal)
nform.setMinimumFractionDigits(500);
assertEquals(500, nform.getMinimumFractionDigits());
assertEquals(500, form.getMinimumFractionDigits());
form.setMaximumFractionDigits(400);
assertEquals(400, nform.getMinimumFractionDigits());
assertEquals(400, form.getMinimumFractionDigits());
}
//FIXME This test fails on Harmony ClassLibrary
public void test_getMaximumIntegerDigits() {
final int maxIntDigit = 309;
// When use default locale, in this case zh_CN
// the returned instance of NumberFormat is a DecimalFormat
DecimalFormat form = new DecimalFormat("00.###E0");
assertEquals(2, form.getMaximumIntegerDigits());
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
form = null;
if (nform instanceof DecimalFormat) {
form = (DecimalFormat) nform;
}
// Greater than 309 (critical number used to distinguish
// BigInteger and BigDecimal)
nform.setMaximumIntegerDigits(500);
assertEquals(500, nform.getMaximumIntegerDigits());
assertEquals(500, form.getMaximumIntegerDigits());
form = new DecimalFormat("00.###E0");
assertEquals(2, form.getMaximumIntegerDigits());
form.setMaximumIntegerDigits(500);
assertEquals(500, nform.getMaximumIntegerDigits());
assertEquals(500, form.getMaximumIntegerDigits());
form.format(12.3);
assertEquals(500, nform.getMaximumIntegerDigits());
assertEquals(500, form.getMaximumIntegerDigits());
nform = DecimalFormat.getInstance(Locale.US);
form = null;
if (nform instanceof DecimalFormat) {
form = (DecimalFormat) nform;
}
// getMaximumIntegerDigits from NumberFormat default to 309
// getMaximumIntegerDigits from DecimalFormat default to 309
// the following 2 assertions will fail on RI implementation, since the
// implementation of ICU and RI are not identical. RI does not give
// DecimalFormat an initial bound about its maximumIntegerDigits
// (default to Integer.MAX_VALUE: 2147483647 )
assertEquals(maxIntDigit, nform.getMaximumIntegerDigits());
assertEquals(maxIntDigit, form.getMaximumIntegerDigits());
// regression test for HARMONY-878
assertTrue(new DecimalFormat("0\t0").getMaximumIntegerDigits() > 0);
}
public void test_getMinimumIntegerDigits() {
final int minIntDigit = 1;
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
// getMaximumIntegerDigits from NumberFormat (default to 1)
// getMaximumIntegerDigits from DecimalFormat (default to 1)
assertEquals(minIntDigit, nform.getMinimumIntegerDigits());
assertEquals(minIntDigit, form.getMinimumIntegerDigits());
// Greater than 309 (critical number used to distinguish
// BigInteger and BigDecimal)
nform.setMinimumIntegerDigits(500);
assertEquals(500, nform.getMinimumIntegerDigits());
assertEquals(500, form.getMinimumIntegerDigits());
form.setMaximumIntegerDigits(400);
assertEquals(400, nform.getMinimumIntegerDigits());
assertEquals(400, form.getMinimumIntegerDigits());
}
public void test_formatLjava_lang_Obj_Ljava_StringBuffer_Ljava_text_FieldPosition() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
// If Object(including null) is not of type Number,
// IllegalArgumentException will be thrown out
try {
form.format(new Object(), new StringBuffer(), new FieldPosition(0));
fail("Should throw IAE");
} catch (IllegalArgumentException e) {
// expected
}
try {
form.format(null, new StringBuffer(), new FieldPosition(0));
fail("Should throw IAE");
} catch (IllegalArgumentException e) {
// expected
}
// When StringBuffer == null || FieldPosition == null
// NullPointerException will be thrown out.
try {
form.format(new Double(1.9), null, new FieldPosition(0));
fail("Should throw NPE");
} catch (NullPointerException e) {
// expected
}
try {
form.format(new Double(1.3), new StringBuffer(), null);
fail("Should throw NPE");
} catch (NullPointerException e) {
// expected
}
try {
form.format(new Double(1.4), null, null);
fail("Should throw NPE");
} catch (NullPointerException e) {
// expected
}
try {
form.format(new Object(), null, null);
fail("Should throw IllegalArgumentException");
} catch (IllegalArgumentException e) {
// expected
}
FieldPosition pos;
StringBuffer out;
DecimalFormat format = (DecimalFormat) NumberFormat
.getInstance(Locale.US);
// format maxLong
pos = new FieldPosition(0);
out = format.format(new Long(Long.MAX_VALUE), new StringBuffer(), pos);
assertTrue("Wrong result L1: " + out, out.toString().equals(
"9,223,372,036,854,775,807"));
// format minLong
pos = new FieldPosition(0);
out = format.format(new Long(Long.MIN_VALUE), new StringBuffer(), pos);
assertTrue("Wrong result L2: " + out, out.toString().equals(
"-9,223,372,036,854,775,808"));
// format maxLong of type BigInteger
pos = new FieldPosition(0);
out = format.format(new java.math.BigInteger(String
.valueOf(Long.MAX_VALUE)), new StringBuffer(), pos);
assertTrue("Wrong result BI1: " + out, out.toString().equals(
"9,223,372,036,854,775,807"));
// format minLong of type BigInteger
pos = new FieldPosition(0);
out = format.format(new java.math.BigInteger(String
.valueOf(Long.MIN_VALUE)), new StringBuffer(), pos);
assertTrue("Wrong result BI2: " + out, out.toString().equals(
"-9,223,372,036,854,775,808"));
// format maxLong + 1
java.math.BigInteger big;
pos = new FieldPosition(0);
big = new java.math.BigInteger(String.valueOf(Long.MAX_VALUE))
.add(new java.math.BigInteger("1"));
out = format.format(big, new StringBuffer(), pos);
assertTrue("Wrong result BI3: " + out, out.toString().equals(
"9,223,372,036,854,775,808"));
// format minLong - 1
pos = new FieldPosition(0);
big = new java.math.BigInteger(String.valueOf(Long.MIN_VALUE))
.add(new java.math.BigInteger("-1"));
out = format.format(big, new StringBuffer(), pos);
assertTrue("Wrong result BI4: " + out, out.toString().equals(
"-9,223,372,036,854,775,809"));
// format big decimal
pos = new FieldPosition(0);
out = format.format(new java.math.BigDecimal("51.348"),
new StringBuffer(), pos);
assertTrue("Wrong result BD1: " + out, out.toString().equals("51.348"));
// format big decimal
pos = new FieldPosition(0);
out = format.format(new java.math.BigDecimal("51"), new StringBuffer(),
pos);
assertTrue("Wrong result BD2: " + out, out.toString().equals("51"));
// format big decimal Double.MAX_VALUE * 2
java.math.BigDecimal bigDecimal;
pos = new FieldPosition(0);
final String doubleMax2 = "359,538,626,972,463,141,629,054,847,463,408,"
+ "713,596,141,135,051,689,993,197,834,953,606,314,521,560,057,077,"
+ "521,179,117,265,533,756,343,080,917,907,028,764,928,468,642,653,"
+ "778,928,365,536,935,093,407,075,033,972,099,821,153,102,564,152,"
+ "490,980,180,778,657,888,151,737,016,910,267,884,609,166,473,806,"
+ "445,896,331,617,118,664,246,696,549,595,652,408,289,446,337,476,"
+ "354,361,838,599,762,500,808,052,368,249,716,736";
bigDecimal = new BigDecimal(Double.MAX_VALUE).add(new BigDecimal(
Double.MAX_VALUE));
out = format.format(bigDecimal, new StringBuffer(), pos);
assertTrue("Wrong result BDmax2: " + out, out.toString().equals(
doubleMax2));
// format big decimal Double.MIN_VALUE + Double.MIN_VALUE
// and Double.MIN_VALUE - Double.MIN_VALUE
pos = new FieldPosition(0);
bigDecimal = new BigDecimal(Double.MIN_VALUE).add(new BigDecimal(
Double.MIN_VALUE));
out = format.format(bigDecimal, new StringBuffer(), pos);
bigDecimal = new BigDecimal(Float.MAX_VALUE).add(new BigDecimal(
Float.MAX_VALUE));
out = format.format(bigDecimal, new StringBuffer(), pos);
final String BDFloatMax2 = "680,564,693,277,057,719,623,408,366,969,033,850,880";
assertTrue("Wrong result BDFloatMax2: " + out, out.toString().equals(
BDFloatMax2));
// format big decimal Float.MIN_VALUE + Float.MIN_VALUE
// and Float.MIN_VALUE - Float.MIN_VALUE
bigDecimal = new BigDecimal(Float.MIN_VALUE).add(new BigDecimal(
Float.MIN_VALUE));
out = format.format(bigDecimal, new StringBuffer(), pos);
final String BDFloatMin2 = "0";
bigDecimal = new BigDecimal(Float.MIN_VALUE).subtract(new BigDecimal(
Float.MIN_VALUE));
out = format.format(bigDecimal, new StringBuffer(), pos);
assertTrue("Wrong result BDFloatMax2: " + out, out.toString().equals(
BDFloatMin2));
}
public void test_setMaximumFractionDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMaximumFractionDigits(-2);
assertEquals(0, form.getMaximumFractionDigits());
form.setMaximumFractionDigits(341);
assertEquals(341, form.getMaximumFractionDigits());
}
public void test_setMinimumFractionDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMinimumFractionDigits(-3);
assertEquals(0, form.getMinimumFractionDigits());
form.setMinimumFractionDigits(310);
assertEquals(310, form.getMinimumFractionDigits());
}
public void test_setMaximumIntegerDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMaximumIntegerDigits(-3);
assertEquals(0, form.getMaximumIntegerDigits());
form.setMaximumIntegerDigits(310);
assertEquals(310, form.getMaximumIntegerDigits());
}
public void test_setMinimumIntegerDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMinimumIntegerDigits(-3);
assertEquals(0, form.getMinimumIntegerDigits());
form.setMinimumIntegerDigits(310);
assertEquals(310, form.getMinimumIntegerDigits());
}
// When MaxFractionDigits is set first and less than MinFractionDigits, max
// will be changed to min value
public void test_setMinimumFactionDigitsLjava_lang_Integer_setMaximumFractionDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMaximumFractionDigits(100);
form.setMinimumFractionDigits(200);
assertEquals(200, form.getMaximumFractionDigits());
assertEquals(200, form.getMinimumFractionDigits());
form.setMaximumIntegerDigits(100);
form.setMinimumIntegerDigits(200);
assertEquals(200, form.getMaximumIntegerDigits());
assertEquals(200, form.getMinimumIntegerDigits());
}
// When MinFractionDigits is set first and less than MaxFractionDigits, min
// will be changed to max value
public void test_setMaximumFactionDigitsLjava_lang_Integer_setMinimumFractionDigitsLjava_lang_Integer() {
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
form.setMinimumFractionDigits(200);
form.setMaximumFractionDigits(100);
assertEquals(100, form.getMaximumFractionDigits());
assertEquals(100, form.getMinimumFractionDigits());
form.setMinimumIntegerDigits(200);
form.setMaximumIntegerDigits(100);
assertEquals(100, form.getMaximumIntegerDigits());
assertEquals(100, form.getMinimumIntegerDigits());
}
public void test_equalsLjava_lang_Object() {
DecimalFormat format = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
DecimalFormat cloned = (DecimalFormat) format.clone();
cloned.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
assertEquals(format, cloned);
Currency c = Currency.getInstance(Locale.US);
cloned.setCurrency(c);
assertEquals(format, cloned);
}
public void test_setPositivePrefixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getPositivePrefix());
}
public void test_setPositiveSuffixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getPositiveSuffix());
}
public void test_setNegativePrefixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("-", format.getNegativePrefix());
}
public void test_setNegativeSuffixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getNegativeSuffix());
}
public void test_setGroupingUse() {
DecimalFormat format = new DecimalFormat();
StringBuffer buf = new StringBuffer();
format.setGroupingUsed(false);
format.format(new Long(1970), buf, new FieldPosition(0));
assertEquals("1970", buf.toString());
assertFalse(format.isGroupingUsed());
}
/**
* @tests java.text.DecimalFormat#DecimalFormat(java.lang.String)
*/
public void test_ConstructorLjava_lang_String() {
// Test for method java.text.DecimalFormat(java.lang.String)
// the constructor form that specifies a pattern is equal to the form
// constructed with no pattern and applying that pattern using the
// applyPattern call
DecimalFormat format = new DecimalFormat("'$'0000.0000");
DecimalFormat format1 = new DecimalFormat();
format1.applyPattern("'$'0000.0000");
assertTrue("Constructed format did not match applied format object",
format.equals(format1));
}
/**
* @tests java.text.DecimalFormat#applyPattern(java.lang.String)
*/
public void test_applyPatternLjava_lang_String() {
DecimalFormat format = new DecimalFormat("#.#");
assertEquals("Wrong pattern 1", "#0.#", format.toPattern());
format = new DecimalFormat("#.");
assertEquals("Wrong pattern 2", "#0.", format.toPattern());
format = new DecimalFormat("#");
assertEquals("Wrong pattern 3", "#", format.toPattern());
format = new DecimalFormat(".#");
assertEquals("Wrong pattern 4", "#.0", format.toPattern());
}
/**
* @tests java.text.DecimalFormat#clone()
*/
public void test_clone() {
DecimalFormat format = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
DecimalFormat cloned = (DecimalFormat) format.clone();
assertEquals(cloned.getDecimalFormatSymbols(), format
.getDecimalFormatSymbols());
format = new DecimalFormat("'$'0000.0000");
DecimalFormat format1 = (DecimalFormat) (format.clone());
// make sure the objects are equal
assertTrue("Object's clone isn't equal!", format.equals(format1));
// change the content of the clone and make sure it's not equal anymore
// verifies that it's data is now distinct from the original
format1.applyPattern("'$'0000.####");
assertTrue("Object's changed clone should not be equal!", !format
.equals(format1));
}
private void compare(String testName, String format, String expected) {
assertTrue(testName + " got: " + format + " expected: " + expected,
format.equals(expected));
}
private boolean compare(int count, String format, String expected) {
boolean result = format.equals(expected);
if (!result)
System.out.println("Failure test: " + count + " got: " + format
+ " expected: " + expected);
return result;
}
/**
* @tests java.text.DecimalFormat#format(double, java.lang.StringBuffer,
* java.text.FieldPosition)
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_formatDLjava_lang_StringBufferLjava_text_FieldPosition() {
new Support_DecimalFormat(
"test_formatDLjava_lang_StringBufferLjava_text_FieldPosition")
.t_format_with_FieldPosition();
int failCount = 0;
BitSet failures = new BitSet();
final DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.US);
DecimalFormat df = new DecimalFormat("00.0#E0", dfs);
compare("00.0#E0: 0.0", df.format(0.0), "00.0E0");
compare("00.0#E0: 1.0", df.format(1.0), "10.0E-1");
compare("00.0#E0: 12.0", df.format(12.0), "12.0E0");
compare("00.0#E0: 123.0", df.format(123.0), "12.3E1");
compare("00.0#E0: 1234.0", df.format(1234.0), "12.34E2");
compare("00.0#E0: 12346.0", df.format(12346.0), "12.35E3");
compare("00.0#E0: 99999.0", df.format(99999.0), "10.0E4");
compare("00.0#E0: 1.2", df.format(1.2), "12.0E-1");
compare("00.0#E0: 12.3", df.format(12.3), "12.3E0");
compare("00.0#E0: 123.4", df.format(123.4), "12.34E1");
compare("00.0#E0: 1234.6", df.format(1234.6), "12.35E2");
compare("00.0#E0: 9999.9", df.format(9999.9), "10.0E3");
compare("00.0#E0: 0.1", df.format(0.1), "10.0E-2");
compare("00.0#E0: 0.12", df.format(0.12), "12.0E-2");
compare("00.0#E0: 0.123", df.format(0.123), "12.3E-2");
compare("00.0#E0: 0.1234", df.format(0.1234), "12.34E-2");
compare("00.0#E0: 0.12346", df.format(0.12346), "12.35E-2");
compare("00.0#E0: 0.99999", df.format(0.99999), "10.0E-1");
compare("00.0#E0: -0.0", df.format(-0.0), "-00.0E0");
compare("00.0#E0: -1.0", df.format(-1.0), "-10.0E-1");
compare("00.0#E0: -12.0", df.format(-12.0), "-12.0E0");
compare("00.0#E0: -123.0", df.format(-123.0), "-12.3E1");
compare("00.0#E0: -1234.0", df.format(-1234.0), "-12.34E2");
compare("00.0#E0: -12346.0", df.format(-12346.0), "-12.35E3");
compare("00.0#E0: -99999.0", df.format(-99999.0), "-10.0E4");
df = new DecimalFormat("##0.0E0", dfs);
compare("##0.0E0: -0.0", df.format(-0.0), "-0.0E0");
compare("##0.0E0: 0.0", df.format(0.0), "0.0E0");
compare("##0.0E0: 1.0", df.format(1.0), "1.0E0");
compare("##0.0E0: 12.0", df.format(12.0), "12E0");
compare("##0.0E0: 123.0", df.format(123.0), "123E0");
compare("##0.0E0: 1234.0", df.format(1234.0), "1.234E3");
compare("##0.0E0: 12346.0", df.format(12346.0), "12.35E3");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(99999.0), "100E3"))
failures.set(failCount);
failCount++;
compare("##0.0E0: 999999.0", df.format(999999.0), "1.0E6");
df = new DecimalFormat("#00.0##E0", dfs);
compare("#00.0##E0: 0.1", df.format(0.1), ".100E0");
compare("#00.0##E0: 0.12", df.format(0.12), ".120E0");
compare("#00.0##E0: 0.123", df.format(0.123), ".123E0");
compare("#00.0##E0: 0.1234", df.format(0.1234), ".1234E0");
compare("#00.0##E0: 0.1234567", df.format(0.1234567), ".123457E0");
compare("#00.0##E0: 0.01", df.format(0.01), "10.0E-3");
compare("#00.0##E0: 0.012", df.format(0.012), "12.0E-3");
compare("#00.0##E0: 0.0123", df.format(0.0123), "12.3E-3");
compare("#00.0##E0: 0.01234", df.format(0.01234), "12.34E-3");
compare("#00.0##E0: 0.01234567", df.format(0.01234567), "12.3457E-3");
compare("#00.0##E0: 0.001", df.format(0.001), "1.00E-3");
compare("#00.0##E0: 0.0012", df.format(0.0012), "1.20E-3");
compare("#00.0##E0: 0.00123", df.format(0.00123), "1.23E-3");
compare("#00.0##E0: 0.001234", df.format(0.001234), "1.234E-3");
compare("#00.0##E0: 0.001234567", df.format(0.001234567), "1.23457E-3");
compare("#00.0##E0: 0.0001", df.format(0.0001), "100E-6");
compare("#00.0##E0: 0.00012", df.format(0.00012), "120E-6");
compare("#00.0##E0: 0.000123", df.format(0.000123), "123E-6");
compare("#00.0##E0: 0.0001234", df.format(0.0001234), "123.4E-6");
compare("#00.0##E0: 0.0001234567", df.format(0.0001234567),
"123.457E-6");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.0), "0.00E0"))
failures.set(failCount);
failCount++;
compare("#00.0##E0: 1.0", df.format(1.0), "1.00E0");
compare("#00.0##E0: 12.0", df.format(12.0), "12.0E0");
compare("#00.0##E0: 123.0", df.format(123.0), "123E0");
compare("#00.0##E0: 1234.0", df.format(1234.0), "1.234E3");
compare("#00.0##E0: 12345.0", df.format(12345.0), "12.345E3");
compare("#00.0##E0: 123456.0", df.format(123456.0), "123.456E3");
compare("#00.0##E0: 1234567.0", df.format(1234567.0), "1.23457E6");
compare("#00.0##E0: 12345678.0", df.format(12345678.0), "12.3457E6");
compare("#00.0##E0: 99999999.0", df.format(99999999.0), "100E6");
df = new DecimalFormat("#.0E0", dfs);
compare("#.0E0: -0.0", df.format(-0.0), "-.0E0");
compare("#.0E0: 0.0", df.format(0.0), ".0E0");
compare("#.0E0: 1.0", df.format(1.0), ".1E1");
compare("#.0E0: 12.0", df.format(12.0), ".12E2");
compare("#.0E0: 123.0", df.format(123.0), ".12E3");
compare("#.0E0: 1234.0", df.format(1234.0), ".12E4");
compare("#.0E0: 9999.0", df.format(9999.0), ".1E5");
df = new DecimalFormat("0.#E0", dfs);
compare("0.#E0: -0.0", df.format(-0.0), "-0E0");
compare("0.#E0: 0.0", df.format(0.0), "0E0");
compare("0.#E0: 1.0", df.format(1.0), "1E0");
compare("0.#E0: 12.0", df.format(12.0), "1.2E1");
compare("0.#E0: 123.0", df.format(123.0), "1.2E2");
compare("0.#E0: 1234.0", df.format(1234.0), "1.2E3");
compare("0.#E0: 9999.0", df.format(9999.0), "1E4");
df = new DecimalFormat(".0E0", dfs);
compare(".0E0: -0.0", df.format(-0.0), "-.0E0");
compare(".0E0: 0.0", df.format(0.0), ".0E0");
compare(".0E0: 1.0", df.format(1.0), ".1E1");
compare(".0E0: 12.0", df.format(12.0), ".1E2");
compare(".0E0: 123.0", df.format(123.0), ".1E3");
compare(".0E0: 1234.0", df.format(1234.0), ".1E4");
compare(".0E0: 9999.0", df.format(9999.0), ".1E5");
df = new DecimalFormat("0.E0", dfs);
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.0), "0.E0"))
failures.set(failCount);
failCount++;
if (!compare(failCount, df.format(1.0), "1.E0"))
failures.set(failCount);
failCount++;
if (!compare(failCount, df.format(12.0), "1.E1"))
failures.set(failCount);
failCount++;
if (!compare(failCount, df.format(123.0), "1.E2"))
failures.set(failCount);
failCount++;
if (!compare(failCount, df.format(1234.0), "1.E3"))
failures.set(failCount);
failCount++;
if (!compare(failCount, df.format(9999.0), "1.E4"))
failures.set(failCount);
failCount++;
df = new DecimalFormat("##0.00#E0", dfs);
compare("##0.00#E0: 0.1", df.format(0.1), ".100E0");
compare("##0.00#E0: 0.1234567", df.format(0.1234567), ".123457E0");
compare("##0.00#E0: 0.9999999", df.format(0.9999999), "1.00E0");
compare("##0.00#E0: 0.01", df.format(0.01), "10.0E-3");
compare("##0.00#E0: 0.01234567", df.format(0.01234567), "12.3457E-3");
compare("##0.00#E0: 0.09999999", df.format(0.09999999), ".100E0");
compare("##0.00#E0: 0.001", df.format(0.001), "1.00E-3");
compare("##0.00#E0: 0.001234567", df.format(0.001234567), "1.23457E-3");
compare("##0.00#E0: 0.009999999", df.format(0.009999999), "10.0E-3");
compare("##0.00#E0: 0.0001", df.format(0.0001), "100E-6");
compare("##0.00#E0: 0.0001234567", df.format(0.0001234567),
"123.457E-6");
compare("##0.00#E0: 0.0009999999", df.format(0.0009999999), "1.00E-3");
df = new DecimalFormat("###0.00#E0", dfs);
compare("###0.00#E0: 0.1", df.format(0.1), ".100E0");
compare("###0.00#E0: 0.12345678", df.format(0.12345678), ".1234568E0");
compare("###0.00#E0: 0.99999999", df.format(0.99999999), "1.00E0");
compare("###0.00#E0: 0.01", df.format(0.01), "100E-4");
compare("###0.00#E0: 0.012345678", df.format(0.012345678),
"123.4568E-4");
compare("###0.00#E0: 0.099999999", df.format(0.099999999), ".100E0");
compare("###0.00#E0: 0.001", df.format(0.001), "10.0E-4");
compare("###0.00#E0: 0.0012345678", df.format(0.0012345678),
"12.34568E-4");
compare("###0.00#E0: 0.0099999999", df.format(0.0099999999), "100E-4");
compare("###0.00#E0: 0.0001", df.format(0.0001), "1.00E-4");
compare("###0.00#E0: 0.00012345678", df.format(0.00012345678),
"1.234568E-4");
compare("###0.00#E0: 0.00099999999", df.format(0.00099999999),
"10.0E-4");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.00001), "1000E-8"))
failures.set(failCount);
failCount++;
compare("###0.00#E0: 0.000012345678", df.format(0.000012345678),
"1234.568E-8");
compare("###0.00#E0: 0.000099999999", df.format(0.000099999999),
"1.00E-4");
df = new DecimalFormat("###0.0#E0", dfs);
compare("###0.0#E0: 0.1", df.format(0.1), ".10E0");
compare("###0.0#E0: 0.1234567", df.format(0.1234567), ".123457E0");
compare("###0.0#E0: 0.9999999", df.format(0.9999999), "1.0E0");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.01), "100E-4"))
failures.set(failCount);
failCount++;
compare("###0.0#E0: 0.01234567", df.format(0.01234567), "123.457E-4");
compare("###0.0#E0: 0.09999999", df.format(0.09999999), ".10E0");
compare("###0.0#E0: 0.001", df.format(0.001), "10E-4");
compare("###0.0#E0: 0.001234567", df.format(0.001234567), "12.3457E-4");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.009999999), "100E-4"))
failures.set(failCount);
failCount++;
compare("###0.0#E0: 0.0001", df.format(0.0001), "1.0E-4");
compare("###0.0#E0: 0.0001234567", df.format(0.0001234567),
"1.23457E-4");
compare("###0.0#E0: 0.0009999999", df.format(0.0009999999), "10E-4");
// Fails in JDK 1.2.2
if (!compare(failCount, df.format(0.00001), "1000E-8"))
failures.set(failCount);
failCount++;
compare("###0.0#E0: 0.00001234567", df.format(0.00001234567),
"1234.57E-8");
compare("###0.0#E0: 0.00009999999", df.format(0.00009999999), "1.0E-4");
assertTrue("Failed " + failures + " of " + failCount,
failures.length() == 0);
String formatString = "##0.#";
df = new DecimalFormat(formatString, dfs);
df.setMinimumFractionDigits(30);
compare(formatString + ": 0.000000000000000000000000000000", df
.format(0.0), "0.000000000000000000000000000000");
compare(formatString + ": -0.000000000000000000000000000000", df
.format(-0.0), "-0.000000000000000000000000000000");
compare(formatString + ": 1.000000000000000000000000000000", df
.format(1.0), "1.000000000000000000000000000000");
compare(formatString + ": -1.000000000000000000000000000000", df
.format(-1.0), "-1.000000000000000000000000000000");
df = new DecimalFormat(formatString);
df.setMaximumFractionDigits(30);
compare(formatString + ": 0", df.format(0.0), "0");
compare(formatString + ": -0", df.format(-0.0), "-0");
compare(formatString + ": 1", df.format(1.0), "1");
compare(formatString + ": -1", df.format(-1.0), "-1");
}
/**
* @tests java.text.DecimalFormat#format(long, java.lang.StringBuffer,
* java.text.FieldPosition)
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_formatJLjava_lang_StringBufferLjava_text_FieldPosition() {
int failCount = 0;
BitSet failures = new BitSet();
final DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.US);
DecimalFormat df = new DecimalFormat("00.0#E0", dfs);
assertEquals("00.0#E0: 0", "00.0E0", df.format(0));
assertEquals("00.0#E0: 1", "10.0E-1", df.format(1));
assertEquals("00.0#E0: 12", "12.0E0", df.format(12));
assertEquals("00.0#E0: 123", "12.3E1", df.format(123));
assertEquals("00.0#E0: 1234", "12.34E2", df.format(1234));
assertEquals("00.0#E0: 12346", "12.35E3", df.format(12346));
assertEquals("00.0#E0: 99999", "10.0E4", df.format(99999));
assertEquals("00.0#E0: -1", "-10.0E-1", df.format(-1));
assertEquals("00.0#E0: -12", "-12.0E0", df.format(-12));
assertEquals("00.0#E0: -123", "-12.3E1", df.format(-123));
assertEquals("00.0#E0: -1234", "-12.34E2", df.format(-1234));
assertEquals("00.0#E0: -12346", "-12.35E3", df.format(-12346));
assertEquals("00.0#E0: -99999", "-10.0E4", df.format(-99999));
df = new DecimalFormat("##0.0E0", dfs);
assertEquals("##0.0E0: 0", "0.0E0", df.format(0));
assertEquals("##0.0E0: 1", "1.0E0", df.format(1));
assertEquals("##0.0E0: 12", "12E0", df.format(12));
assertEquals("##0.0E0: 123", "123E0", df.format(123));
assertEquals("##0.0E0: 1234", "1.234E3", df.format(1234));
assertEquals("##0.0E0: 12346", "12.35E3", df.format(12346));
// Fails in JDK 1.2.2
if (!df.format(99999).equals("100E3"))
failures.set(failCount);
failCount++;
assertEquals("##0.0E0: 999999", "1.0E6", df.format(999999));
df = new DecimalFormat("#00.0##E0", dfs);
// Fails in JDK 1.2.2
if (!df.format(0).equals("0.00E0"))
failures.set(failCount);
failCount++;
assertEquals("#00.0##E0: 1", "1.00E0", df.format(1));
assertEquals("#00.0##E0: 12", "12.0E0", df.format(12));
assertEquals("#00.0##E0: 123", "123E0", df.format(123));
assertEquals("#00.0##E0: 1234", "1.234E3", df.format(1234));
assertEquals("#00.0##E0: 12345", "12.345E3", df.format(12345));
assertEquals("#00.0##E0: 123456", "123.456E3", df.format(123456));
assertEquals("#00.0##E0: 1234567", "1.23457E6", df.format(1234567));
assertEquals("#00.0##E0: 12345678", "12.3457E6", df.format(12345678));
assertEquals("#00.0##E0: 99999999", "100E6", df.format(99999999));
df = new DecimalFormat("#.0E0", dfs);
assertEquals("#.0E0: 0", ".0E0", df.format(0));
assertEquals("#.0E0: 1", ".1E1", df.format(1));
assertEquals("#.0E0: 12", ".12E2", df.format(12));
assertEquals("#.0E0: 123", ".12E3", df.format(123));
assertEquals("#.0E0: 1234", ".12E4", df.format(1234));
assertEquals("#.0E0: 9999", ".1E5", df.format(9999));
df = new DecimalFormat("0.#E0", dfs);
assertEquals("0.#E0: 0", "0E0", df.format(0));
assertEquals("0.#E0: 1", "1E0", df.format(1));
assertEquals("0.#E0: 12", "1.2E1", df.format(12));
assertEquals("0.#E0: 123", "1.2E2", df.format(123));
assertEquals("0.#E0: 1234", "1.2E3", df.format(1234));
assertEquals("0.#E0: 9999", "1E4", df.format(9999));
assertTrue("Failed " + failures + " of " + failCount,
failures.length() == 0);
}
/**
* @tests java.text.DecimalFormat#formatToCharacterIterator(java.lang.Object)
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_formatToCharacterIteratorLjava_lang_Object() {
try {
// Regression for HARMONY-466
new DecimalFormat().formatToCharacterIterator(null);
fail("NullPointerException expected");
} catch (NullPointerException e) {
// expected
}
new Support_DecimalFormat(
"test_formatToCharacterIteratorLjava_lang_Object")
.t_formatToCharacterIterator();
}
/**
* @tests java.text.DecimalFormat#format(double)
*/
public void test_formatD() {
DecimalFormat format = (DecimalFormat) NumberFormat
.getInstance(Locale.ENGLISH);
format.setGroupingUsed(false);
format.setMaximumFractionDigits(400);
for (int i = 0; i < 309; i++) {
String tval = "1";
for (int j = 0; j < i; j++)
tval += "0";
double d = Double.parseDouble(tval);
String result = format.format(d);
assertEquals(i + ") e:" + tval + " r:" + result, tval, result);
}
for (int i = 0; i < 322; i++) {
String tval = "0.";
for (int j = 0; j < i; j++)
tval += "0";
tval += "1";
double d = Double.parseDouble(tval);
String result = format.format(d);
assertEquals(i + ") e:" + tval + " r:" + result, tval, result);
}
assertEquals("999999999999999", format.format(999999999999999.));
assertEquals("1", "999999999999999.9", format.format(999999999999999.9));
assertEquals("2", "99999999999999.98", format.format(99999999999999.99));
assertEquals("3", "9999999999999.998", format.format(9999999999999.999));
assertEquals("4", "999999999999.9999", format.format(999999999999.9999));
assertEquals("5", "99999999999.99998", format.format(99999999999.99999));
assertEquals("6", "9999999999.999998", format.format(9999999999.999999));
assertEquals("7", "999999999.9999999", format.format(999999999.9999999));
assertEquals("8", "99999999.99999999", format.format(99999999.99999999));
assertEquals("9", "9999999.999999998", format.format(9999999.999999999));
assertEquals("10", "99999.99999999999", format
.format(99999.99999999999));
assertEquals("11", "9999.999999999998", format
.format(9999.999999999999));
assertEquals("12", "999.9999999999999", format
.format(999.9999999999999));
assertEquals("13", "99.99999999999999", format
.format(99.99999999999999));
assertEquals("14", "9.999999999999998", format
.format(9.999999999999999));
assertEquals("15", "0.9999999999999999", format
.format(.9999999999999999));
}
/**
* @tests java.text.DecimalFormat#getDecimalFormatSymbols()
*/
public void test_getDecimalFormatSymbols() {
DecimalFormat df = (DecimalFormat) NumberFormat
.getInstance(Locale.ENGLISH);
DecimalFormatSymbols dfs = df.getDecimalFormatSymbols();
assertTrue("Identical symbols", dfs != df.getDecimalFormatSymbols());
}
/**
* @tests java.text.DecimalFormat#getCurrency()
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_getCurrency() {
Currency currK = Currency.getInstance("KRW");
Currency currX = Currency.getInstance("XXX");
Currency currE = Currency.getInstance("EUR");
Currency curr01;
DecimalFormat df = (DecimalFormat) NumberFormat
.getCurrencyInstance(new Locale("ko", "KR"));
assertTrue("Test1: Returned incorrect currency",
df.getCurrency() == currK);
df = (DecimalFormat) NumberFormat.getCurrencyInstance(new Locale("",
"KR"));
assertTrue("Test2: Returned incorrect currency",
df.getCurrency() == currK);
df = (DecimalFormat) NumberFormat.getCurrencyInstance(new Locale("ko",
""));
assertTrue("Test3: Returned incorrect currency",
df.getCurrency() == currX);
df = (DecimalFormat) NumberFormat.getCurrencyInstance(new Locale("fr",
"FR"));
assertTrue("Test4: Returned incorrect currency",
df.getCurrency() == currE);
// Regression for HARMONY-1351
df = (DecimalFormat) NumberFormat.getCurrencyInstance(new Locale("QWERTY"));
assertTrue("Test5: Returned incorrect currency",
df.getCurrency() == currX);
// JDK fails these tests since it doesn't have the PREEURO variant
// df = (DecimalFormat)NumberFormat.getCurrencyInstance(new Locale("fr",
// "FR","PREEURO"));
// assertTrue("Test5: Returned incorrect currency", df.getCurrency() ==
// currF);
}
/**
* @tests java.text.DecimalFormat#getGroupingSize()
*/
public void test_getGroupingSize() {
DecimalFormat df = new DecimalFormat("###0.##");
assertEquals("Wrong unset size", 0, df.getGroupingSize());
df = new DecimalFormat("#,##0.##");
assertEquals("Wrong set size", 3, df.getGroupingSize());
df = new DecimalFormat("#,###,###0.##");
assertEquals("Wrong multiple set size", 4, df.getGroupingSize());
}
/**
* @tests java.text.DecimalFormat#getMultiplier()
*/
public void test_getMultiplier() {
final int defaultMultiplier = 1;
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
DecimalFormat form = (DecimalFormat) nform;
assertEquals(defaultMultiplier, form.getMultiplier());
DecimalFormat df = new DecimalFormat("###0.##");
assertEquals("Wrong unset multiplier", 1, df.getMultiplier());
df = new DecimalFormat("###0.##%");
assertEquals("Wrong percent multiplier", 100, df.getMultiplier());
df = new DecimalFormat("###0.##\u2030");
assertEquals("Wrong mille multiplier", 1000, df.getMultiplier());
}
/**
* @tests java.text.DecimalFormat#isDecimalSeparatorAlwaysShown()
*/
public void test_isDecimalSeparatorAlwaysShown() {
DecimalFormat df = new DecimalFormat("###0.##");
assertTrue("Wrong unset value", !df.isDecimalSeparatorAlwaysShown());
df = new DecimalFormat("###0.00");
assertTrue("Wrong unset2 value", !df.isDecimalSeparatorAlwaysShown());
df = new DecimalFormat("###0.");
assertTrue("Wrong set value", df.isDecimalSeparatorAlwaysShown());
}
/**
* @tests java.text.DecimalFormat#parse(java.lang.String,
* java.text.ParsePosition)
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_parseLjava_lang_StringLjava_text_ParsePosition() {
DecimalFormat format = (DecimalFormat) NumberFormat
.getNumberInstance(Locale.ENGLISH);
ParsePosition pos = new ParsePosition(0);
Number result = format.parse("9223372036854775807", pos);
assertTrue("Wrong result type for Long.MAX_VALUE",
result.getClass() == Long.class);
assertTrue("Wrong result Long.MAX_VALUE",
result.longValue() == Long.MAX_VALUE);
pos = new ParsePosition(0);
result = format.parse("-9223372036854775808", pos);
assertTrue("Wrong result type for Long.MIN_VALUE",
result.getClass() == Long.class);
assertTrue("Wrong result Long.MIN_VALUE: " + result.longValue(), result
.longValue() == Long.MIN_VALUE);
pos = new ParsePosition(0);
result = format.parse("9223372036854775808", pos);
assertTrue("Wrong result type for Long.MAX_VALUE+1",
result.getClass() == Double.class);
assertTrue("Wrong result Long.MAX_VALUE + 1",
result.doubleValue() == (double) Long.MAX_VALUE + 1);
pos = new ParsePosition(0);
result = format.parse("-9223372036854775809", pos);
assertTrue("Wrong result type for Long.MIN_VALUE+1",
result.getClass() == Double.class);
assertTrue("Wrong result Long.MIN_VALUE - 1",
result.doubleValue() == (double) Long.MIN_VALUE - 1);
pos = new ParsePosition(0);
result = format.parse("18446744073709551629", pos);
assertTrue("Wrong result type for overflow",
result.getClass() == Double.class);
assertTrue("Wrong result for overflow",
result.doubleValue() == 18446744073709551629d);
pos = new ParsePosition(0);
result = format.parse("42325917317067571199", pos);
assertTrue("Wrong result type for overflow a: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for overflow a: " + result, result
.doubleValue() == 42325917317067571199d);
pos = new ParsePosition(0);
result = format.parse("4232591731706757119E1", pos);
assertTrue("Wrong result type for overflow b: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for overflow b: " + result, result
.doubleValue() == 42325917317067571190d);
pos = new ParsePosition(0);
result = format.parse(".42325917317067571199E20", pos);
assertTrue("Wrong result type for overflow c: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for overflow c: " + result, result
.doubleValue() == 42325917317067571199d);
pos = new ParsePosition(0);
result = format.parse("922337203685477580.9E1", pos);
assertTrue("Wrong result type for overflow d: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for overflow d: " + result, result
.doubleValue() == 9223372036854775809d);
pos = new ParsePosition(0);
result = format.parse("9.223372036854775809E18", pos);
assertTrue("Wrong result type for overflow e: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for overflow e: " + result, result
.doubleValue() == 9223372036854775809d);
// test parse with multipliers
format.setMultiplier(100);
result = format.parse("9223372036854775807", new ParsePosition(0));
assertTrue("Wrong result type multiplier 100: " + result, result
.getClass() == Long.class);
assertTrue("Wrong result for multiplier 100: " + result, result
.longValue() == 92233720368547758L);
format.setMultiplier(1000);
result = format.parse("9223372036854775807", new ParsePosition(0));
assertTrue("Wrong result type multiplier 1000: " + result, result
.getClass() == Long.class);
assertTrue("Wrong result for multiplier 1000: " + result, result
.longValue() == 9223372036854776L);
format.setMultiplier(10000);
result = format.parse("9223372036854775807", new ParsePosition(0));
assertTrue("Wrong result type multiplier 10000: " + result, result
.getClass() == Double.class);
assertTrue("Wrong result for multiplier 10000: " + result, result
.doubleValue() == 922337203685477.5807d);
}
/**
* @tests java.text.DecimalFormat#setDecimalFormatSymbols(java.text.DecimalFormatSymbols)
*/
public void test_setDecimalFormatSymbolsLjava_text_DecimalFormatSymbols() {
DecimalFormat df = new DecimalFormat("###0.##");
DecimalFormatSymbols dfs = new DecimalFormatSymbols();
dfs.setDecimalSeparator('@');
df.setDecimalFormatSymbols(dfs);
assertTrue("Not set", df.getDecimalFormatSymbols().equals(dfs));
assertEquals("Symbols not used", "1@2", df.format(1.2));
// The returned symbols may be cloned in two spots
// 1. When set
// 2. When returned
DecimalFormat format = new DecimalFormat();
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
format.setDecimalFormatSymbols(symbols);
DecimalFormatSymbols symbolsOut = format.getDecimalFormatSymbols();
assertNotSame(symbols, symbolsOut);
}
/**
* @tests java.text.DecimalFormat#setDecimalSeparatorAlwaysShown(boolean)
*/
public void test_setDecimalSeparatorAlwaysShownZ() {
DecimalFormat df = new DecimalFormat("###0.##",
new DecimalFormatSymbols(Locale.US));
assertEquals("Wrong default result", "5", df.format(5));
df.setDecimalSeparatorAlwaysShown(true);
assertTrue("Not set", df.isDecimalSeparatorAlwaysShown());
assertEquals("Wrong set result", "7.", df.format(7));
}
/**
* @tests java.text.DecimalFormat#setCurrency(java.util.Currency)
*/
public void test_setCurrencyLjava_util_Currency() {
Locale locale = Locale.CANADA;
DecimalFormat df = ((DecimalFormat) NumberFormat
.getCurrencyInstance(locale));
try {
df.setCurrency(null);
fail("Expected NullPointerException");
} catch (NullPointerException e) {
}
Currency currency = Currency.getInstance("AED");
df.setCurrency(currency);
assertTrue("Returned incorrect currency", currency == df.getCurrency());
assertTrue("Returned incorrect currency symbol", currency.getSymbol(
locale)
.equals(df.getDecimalFormatSymbols().getCurrencySymbol()));
assertTrue("Returned incorrect international currency symbol", currency
.getCurrencyCode().equals(
df.getDecimalFormatSymbols()
.getInternationalCurrencySymbol()));
}
/**
* @tests java.text.DecimalFormat#setGroupingSize(int)
*/
public void test_setGroupingSizeI() {
DecimalFormat df = new DecimalFormat("###0.##",
new DecimalFormatSymbols(Locale.ENGLISH));
df.setGroupingUsed(true);
df.setGroupingSize(2);
assertEquals("Value not set", 2, df.getGroupingSize());
String result = df.format(123);
assertTrue("Invalid format:" + result, result.equals("1,23"));
}
/**
* @tests java.text.DecimalFormat#setMaximumFractionDigits(int)
*/
public void test_setMaximumFractionDigitsI() {
DecimalFormat df = new DecimalFormat("###0.##",
new DecimalFormatSymbols(Locale.US));
df.setMaximumFractionDigits(3);
assertEquals("Not set", 3, df.getMaximumFractionDigits());
assertEquals("Wrong maximum", "1.235", df.format(1.23456));
df.setMinimumFractionDigits(4);
assertEquals("Not changed", 4, df.getMaximumFractionDigits());
assertEquals("Incorrect fraction", "456.0000", df.format(456));
}
/**
* @tests java.text.DecimalFormat#setMaximumIntegerDigits(int)
*/
public void test_setMaximumIntegerDigitsI() {
DecimalFormat df = new DecimalFormat("###0.##");
df.setMaximumIntegerDigits(2);
assertEquals("Not set", 2, df.getMaximumIntegerDigits());
assertEquals("Wrong maximum", "34", df.format(1234));
df.setMinimumIntegerDigits(4);
assertEquals("Not changed", 4, df.getMaximumIntegerDigits());
assertEquals("Incorrect integer", "0026", df.format(26));
}
/**
* @tests java.text.DecimalFormat#setMinimumFractionDigits(int)
*/
public void test_setMinimumFractionDigitsI() {
DecimalFormat df = new DecimalFormat("###0.##",
new DecimalFormatSymbols(Locale.US));
df.setMinimumFractionDigits(4);
assertEquals("Not set", 4, df.getMinimumFractionDigits());
assertEquals("Wrong minimum", "1.2300", df.format(1.23));
df.setMaximumFractionDigits(2);
assertEquals("Not changed", 2, df.getMinimumFractionDigits());
assertEquals("Incorrect fraction", "456.00", df.format(456));
}
/**
* @tests java.text.DecimalFormat#setMinimumIntegerDigits(int)
*/
public void test_setMinimumIntegerDigitsI() {
DecimalFormat df = new DecimalFormat("###0.##",
new DecimalFormatSymbols(Locale.US));
df.setMinimumIntegerDigits(3);
assertEquals("Not set", 3, df.getMinimumIntegerDigits());
assertEquals("Wrong minimum", "012", df.format(12));
df.setMaximumIntegerDigits(2);
assertEquals("Not changed", 2, df.getMinimumIntegerDigits());
assertEquals("Incorrect integer", "00.7", df.format(0.7));
}
/**
* @tests java.text.DecimalFormat#setMultiplier(int)
*/
//FIXME This test fails on Harmony ClassLibrary
public void test_setMultiplierI() {
DecimalFormat df = new DecimalFormat("###0.##");
df.setMultiplier(10);
assertEquals("Wrong multiplier", 10, df.getMultiplier());
assertEquals("Wrong format", "50", df.format(5));
assertEquals("Wrong parse", 5, df.parse("50", new ParsePosition(0))
.intValue());
// regression test for HARMONY-879
df.setMultiplier(-1);
assertEquals("Wrong multiplier for negative value", -1, df.getMultiplier());
}
/**
* @tests serialization/deserialization compatibility.
*/
public void testSerializationSelf() throws Exception {
SerializationTest.verifySelf(new DecimalFormat());
}
/**
* @tests serialization compatibility with RI
*/
public void test_serializationHarmonyRICompatible() throws Exception {
NumberFormat nf = NumberFormat.getInstance(Locale.FRANCE);
DecimalFormat df = null;
if (!(nf instanceof DecimalFormat)) {
throw new Error("This NumberFormat is not a DecimalFormat");
}
df = (DecimalFormat) nf;
ObjectInputStream oinput = null;
DecimalFormat deserializedDF = null;
try {
oinput = new ObjectInputStream(this.getClass().getResource(
"/serialization/java/text/DecimalFormat.ser").openStream());
deserializedDF = (DecimalFormat) oinput.readObject();
} finally {
try {
if (null != oinput) {
oinput.close();
}
} catch (Exception e) {
// ignore
}
}
assertEquals(df.getNegativePrefix(), deserializedDF.getNegativePrefix());
assertEquals(df.getNegativeSuffix(), deserializedDF.getNegativeSuffix());
assertEquals(df.getPositivePrefix(), deserializedDF.getPositivePrefix());
assertEquals(df.getPositiveSuffix(), deserializedDF.getPositiveSuffix());
assertEquals(df.getCurrency(), deserializedDF.getCurrency());
DecimalFormatSymbolsTest.assertDecimalFormatSymbolsRIFrance(deserializedDF.getDecimalFormatSymbols());
assertEquals(df.getGroupingSize(), df.getGroupingSize());
assertEquals(df.getMaximumFractionDigits(), deserializedDF
.getMaximumFractionDigits());
assertEquals(df.getMaximumIntegerDigits(), deserializedDF
.getMaximumIntegerDigits());
assertEquals(df.getMinimumFractionDigits(), deserializedDF
.getMinimumFractionDigits());
assertEquals(df.getMinimumIntegerDigits(), deserializedDF
.getMinimumIntegerDigits());
assertEquals(df.getMultiplier(), deserializedDF.getMultiplier());
// Deliberately omitted this assertion. Since different data resource
// will cause the assertion fail.
// assertEquals(df, deserializedDF);
}
/**
* Test whether DecimalFormat can parse Positive infinity correctly
*/
public void testParseInfinityBigDecimalFalse() {
// Regression test for HARMONY-106
DecimalFormat format = (DecimalFormat) DecimalFormat.getInstance();
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
Number number = format.parse(symbols.getInfinity(),
new ParsePosition(0));
assertTrue(number instanceof Double);
assertTrue(Double.isInfinite(number.doubleValue()));
}
/**
* Test whether DecimalFormat can parse Negative infinity correctly
*/
public void testParseMinusInfinityBigDecimalFalse() {
// Regression test for HARMONY-106
DecimalFormat format = (DecimalFormat) DecimalFormat.getInstance();
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
Number number = format.parse("-" + symbols.getInfinity(),
new ParsePosition(0));
assertTrue(number instanceof Double);
assertTrue(Double.isInfinite(number.doubleValue()));
}
/**
* Test if setDecimalFormatSymbols method wont throw NullPointerException
* when it is called with null parameter.
*/
public void testSetDecimalFormatSymbolsAsNull(){
// Regression for HARMONY-1070
DecimalFormat format = (DecimalFormat)DecimalFormat.getInstance();
format.setDecimalFormatSymbols(null);
}
}