/*
* 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 libcore.java.text;
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.ParseException;
import java.text.ParsePosition;
import java.util.BitSet;
import java.util.Locale;
import junit.framework.TestCase;
import tests.support.Support_DecimalFormat;
public class OldDecimalFormatTest extends TestCase {
public void test_formatToCharacterIterator() throws Exception {
AttributedCharacterIterator iterator;
int[] runStarts;
int[] runLimits;
String result;
char current;
// For BigDecimal with multiplier test.
DecimalFormat df = new DecimalFormat();
df.setMultiplier(10);
iterator = df.formatToCharacterIterator(new BigDecimal("12345678901234567890"));
result = "123,456,789,012,345,678,900";
current = iterator.current();
for (int i = 0; i < result.length(); i++) {
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
// For BigDecimal with multiplier test.
df = new DecimalFormat();
df.setMultiplier(-1);
df.setMaximumFractionDigits(20);
iterator = df.formatToCharacterIterator(new BigDecimal("1.23456789012345678901"));
result = "-1.23456789012345678901";
current = iterator.current();
for (int i = 0; i < result.length(); i++) {
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
iterator = new DecimalFormat()
.formatToCharacterIterator(new BigDecimal("1.23456789E1234"));
runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7, 10, 11, 11, 11, 14};
runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10, 11, 14, 14, 14, 15};
result = "12,345,678,900,"; // 000,000,000,000....
current = iterator.current();
for (int i = 0; i < runStarts.length; i++) {
assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart());
assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit());
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
assertEquals(0, iterator.getBeginIndex());
assertEquals(1646, iterator.getEndIndex());
iterator = new DecimalFormat()
.formatToCharacterIterator(new BigDecimal("1.23456789E301"));
runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7, 10, 11, 11, 11, 14};
runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10, 11, 14, 14, 14, 15};
result = "12,345,678,900,"; // 000,000,000,000....
current = iterator.current();
for (int i = 0; i < runStarts.length; i++) {
assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart());
assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit());
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
assertEquals(0, iterator.getBeginIndex());
assertEquals(402, iterator.getEndIndex());
iterator = new DecimalFormat()
.formatToCharacterIterator(new BigDecimal("1.2345678E4"));
runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7};
runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10};
result = "12,345.678";
current = iterator.current();
for (int i = 0; i < runStarts.length; i++) {
assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart());
assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit());
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
assertEquals(0, iterator.getBeginIndex());
assertEquals(10, iterator.getEndIndex());
iterator = new DecimalFormat()
.formatToCharacterIterator(new BigInteger("123456789"));
runStarts = new int[] {0, 0, 0, 3, 4, 4, 4, 7, 8, 8, 8};
runLimits = new int[] {3, 3, 3, 4, 7, 7, 7, 8, 11, 11, 11};
result = "123,456,789";
current = iterator.current();
for (int i = 0; i < runStarts.length; i++) {
assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart());
assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit());
assertEquals("wrong char @" + i, result.charAt(i), current);
current = iterator.next();
}
assertEquals(0, iterator.getBeginIndex());
assertEquals(11, iterator.getEndIndex());
}
/*
* 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());
try {
Number result = form.parse("123.123");
assertEquals(new BigDecimal("123.123"), result);
} catch (ParseException e) {
fail("ParseException was thrown.");
}
form.setParseBigDecimal(false);
assertFalse(form.isParseBigDecimal());
try {
Number result = form.parse("123.123");
assertFalse(result instanceof BigDecimal);
} catch (ParseException e) {
fail("ParseException was thrown.");
}
// parseIntegerOnly default to false
assertFalse(form.isParseIntegerOnly());
}
public void test_isParseIntegerOnly() {
DecimalFormat format = new DecimalFormat();
assertFalse("Default value of isParseIntegerOnly is true",
format.isParseIntegerOnly());
format.setParseIntegerOnly(true);
assertTrue(format.isParseIntegerOnly());
try {
Number result = format.parse("123.123");
assertEquals(new Long("123"), result);
} catch (ParseException e) {
fail("ParseException was thrown.");
}
format.setParseIntegerOnly(false);
assertFalse(format.isParseIntegerOnly());
try {
Number result = format.parse("123.123");
assertEquals(new Double("123.123"), result);
} catch (ParseException e) {
fail("ParseException was thrown.");
}
}
public void test_isGroupingUsed() {
String [] patterns = {"####.##", "######.######", "000000.000000",
"######.000000", "000000.######", " ###.###", "$#####.######",
"$$####.######"};
for(String pattern:patterns) {
DecimalFormat format = new DecimalFormat(pattern);
assertFalse(format.isGroupingUsed());
}
DecimalFormat format = new DecimalFormat("###,####");
assertTrue(format.isGroupingUsed());
}
// Test the type of the returned object
public void test_parseLjava_lang_String_Ljava_text_ParsePosition() {
DecimalFormat form = (DecimalFormat) DecimalFormat.getInstance(Locale.US);
form.setParseIntegerOnly(true);
form.setParseBigDecimal(true);
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";
Number number = form.parse(doubleMax2, new ParsePosition(0));
assertTrue(number instanceof BigDecimal);
BigDecimal result = (BigDecimal)number;
assertEquals(new BigDecimal(Double.MAX_VALUE).add(new BigDecimal(
Double.MAX_VALUE)), result);
}
// AndroidOnly: Difference to RI
public void test_getMaximumIntegerDigits_AndroidOnly() {
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");
NumberFormat nform = DecimalFormat.getInstance(Locale.US);
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());
}
// AndroidOnly: second 0 needs to be quoted in icu.
// (quoting special characters in prefix and suffix necessary)
public void test_getMaximumIntegerDigits2() {
// regression test for HARMONY-878
assertTrue(new DecimalFormat("0\t'0'").getMaximumIntegerDigits() > 0);
}
public void test_setPositivePrefixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getPositivePrefix());
format.setPositivePrefix("PosPrf");
assertEquals("PosPrf", format.getPositivePrefix());
try {
assertTrue(format.parse("PosPrf123.45").doubleValue() == 123.45);
} catch(java.text.ParseException pe) {
fail("ParseException was thrown.");
}
format.setPositivePrefix("");
assertEquals("", format.getPositivePrefix());
format.setPositivePrefix(null);
assertNull(format.getPositivePrefix());
}
public void test_setPositiveSuffixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getPositiveSuffix());
format.setPositiveSuffix("PosSfx");
assertEquals("PosSfx", format.getPositiveSuffix());
try {
assertTrue(format.parse("123.45PosSfx").doubleValue() == 123.45);
} catch(java.text.ParseException pe) {
fail("ParseException was thrown.");
}
format.setPositiveSuffix("");
assertEquals("", format.getPositiveSuffix());
format.setPositiveSuffix(null);
assertNull(format.getPositiveSuffix());
}
public void test_setNegativePrefixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("-", format.getNegativePrefix());
format.setNegativePrefix("NegPrf");
assertEquals("NegPrf", format.getNegativePrefix());
try {
assertTrue(format.parse("NegPrf123.45").doubleValue() == -123.45);
} catch(java.text.ParseException pe) {
fail("ParseException was thrown.");
}
format.setNegativePrefix("");
assertEquals("", format.getNegativePrefix());
format.setNegativePrefix(null);
assertNull(format.getNegativePrefix());
}
public void test_setNegativeSuffixLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
assertEquals("", format.getNegativeSuffix());
format.setNegativeSuffix("NegSfx");
assertEquals("NegSfx", format.getNegativeSuffix());
try {
assertTrue(format.parse("123.45NegPfx").doubleValue() == 123.45);
} catch(java.text.ParseException pe) {
fail("ParseException was thrown.");
}
format.setNegativeSuffix("");
assertEquals("", format.getNegativeSuffix());
format.setNegativeSuffix(null);
assertNull(format.getNegativeSuffix());
}
public void test_toLocalizedPattern() {
DecimalFormat format = new DecimalFormat();
format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
try {
format.applyLocalizedPattern("#.#");
assertEquals("Wrong pattern 1", "#0.#", format.toLocalizedPattern());
format.applyLocalizedPattern("#.");
assertEquals("Wrong pattern 2", "#0.", format.toLocalizedPattern());
format.applyLocalizedPattern("#");
assertEquals("Wrong pattern 3", "#", format.toLocalizedPattern());
format.applyLocalizedPattern(".#");
assertEquals("Wrong pattern 4", "#.0", format.toLocalizedPattern());
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
public void test_toPattern() {
DecimalFormat format = new DecimalFormat();
try {
format.applyPattern("#.#");
assertEquals("Wrong pattern 1", "#0.#", format.toPattern());
format.applyPattern("#.");
assertEquals("Wrong pattern 2", "#0.", format.toPattern());
format.applyPattern("#");
assertEquals("Wrong pattern 3", "#", format.toPattern());
format.applyPattern(".#");
assertEquals("Wrong pattern 4", "#.0", format.toPattern());
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
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());
format.format(new Long(1970), buf, new FieldPosition(0));
assertEquals("19701970", buf.toString());
assertFalse(format.isGroupingUsed());
format.setGroupingUsed(true);
format.format(new Long(1970), buf, new FieldPosition(0));
assertEquals("197019701,970", buf.toString());
assertTrue(format.isGroupingUsed());
}
public void test_Constructor() {
// Test for method java.text.DecimalFormat()
// the constructor form that specifies a pattern is equal to the form
// constructed with no pattern and applying that pattern using the
// applyPattern call
try {
DecimalFormat format1 = new DecimalFormat();
format1.applyPattern("'$'1000.0000");
DecimalFormat format2 = new DecimalFormat();
format2.applyPattern("'$'1000.0000");
assertTrue(
"Constructed format did not match applied format object",
format2.equals(format1));
DecimalFormat format3 = new DecimalFormat("'$'1000.0000");
assertTrue(
"Constructed format did not match applied format object",
format3.equals(format1));
DecimalFormat format4 = new DecimalFormat("'$'8000.0000");
assertTrue(
"Constructed format did not match applied format object",
!format4.equals(format1));
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
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));
String [] patterns = {"####.##", "######.######", "000000.000000",
"######.000000", "000000.######", " ###.###", "$#####.######",
"$$####.######", "%#,##,###,####", "#,##0.00;(#,##0.00)"};
for(String str:patterns) {
new DecimalFormat(str);
}
try {
new DecimalFormat(null);
fail("NullPointerException wasn't thrown.");
} catch(NullPointerException npe){
//expected
}
String [] incPatterns = {"%#,##,###,####'", "#.##0.00"};
for(String str:incPatterns) {
try {
new DecimalFormat(str);
fail("IllegalArgumentException wasn't thrown for pattern: " + str);
} catch(IllegalArgumentException iae){
//expected
}
}
}
/**
* Case 1: Try to construct object using correct pattern and fromat symbols.
* Case 2: Try to construct object using null arguments.
* Case 3: Try to construct object using incorrect pattern.
*/
public void test_ConstructorLjava_lang_StringLjava_text_DecimalFormatSymbols() {
try {
// case 1: Try to construct object using correct pattern and fromat
// symbols.
DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.CANADA);
DecimalFormat format1 = new DecimalFormat("'$'1000.0000", dfs);
DecimalFormat format2 = new DecimalFormat();
format2.applyPattern("'$'1000.0000");
format2.setDecimalFormatSymbols(dfs);
assertTrue(
"Constructed format did not match applied format object",
format2.equals(format1));
assertTrue(
"Constructed format did not match applied format object",
!format1.equals(new DecimalFormat("'$'1000.0000",
new DecimalFormatSymbols(Locale.CHINA))));
// case 2: Try to construct object using null arguments.
try {
new DecimalFormat("'$'1000.0000", (DecimalFormatSymbols) null);
fail("Expected NullPointerException was not thrown");
} catch (NullPointerException e) {
// expected
}
try {
new DecimalFormat(null, new DecimalFormatSymbols());
fail("Expected NullPointerException was not thrown");
} catch (NullPointerException e) {
// expected
}
try {
new DecimalFormat(null, (DecimalFormatSymbols) null);
fail("Expected NullPointerException was not thrown");
} catch (NullPointerException e) {
// expected
}
// case 3: Try to construct object using incorrect pattern.
try {
new DecimalFormat("$'", new DecimalFormatSymbols());
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException e) {
// expected
}
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
/**
* Case 1: Try to apply correct variants of pattern.
* Case 2: Try to apply malformed patten. Case 3: Try to apply null pattern.
*/
public void test_applyLocalizedPatternLjava_lang_String() {
DecimalFormat format = new DecimalFormat();
try {
// case 1: Try to apply correct variants of pattern.
format.applyLocalizedPattern("#.#");
assertEquals("Wrong pattern 1", "#0.#", format.toLocalizedPattern());
format.applyLocalizedPattern("#.");
assertEquals("Wrong pattern 2", "#0.", format.toLocalizedPattern());
format.applyLocalizedPattern("#");
assertEquals("Wrong pattern 3", "#", format.toLocalizedPattern());
format.applyLocalizedPattern(".#");
assertEquals("Wrong pattern 4", "#.0", format.toLocalizedPattern());
// case 2: Try to apply malformed patten.
try {
format.applyLocalizedPattern("'#,#:#0.0#;(#)");
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException e) {
// expected
}
// case 3: Try to apply null patern.
try {
format.applyLocalizedPattern((String) null);
fail("Expected NullPointerException was not thrown");
} catch (NullPointerException e) {
// expected
}
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
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());
DecimalFormat decFormat = new DecimalFormat("#.#");
try {
decFormat.applyPattern(null);
fail("NullPointerException was not thrown.");
} catch(NullPointerException npe) {
//expected
}
String [] incPatterns = {"%#,##,###,####'", "#.##0.00"};
for(String str:incPatterns) {
try {
decFormat.applyPattern(str);
fail("IllegalArgumentException was not thrown for pattern: " +
str);
} catch(IllegalArgumentException iae) {
//expected
}
}
}
// AndroidOnly: icu supports 2 grouping sizes
public void test_applyPatternLjava_lang_String2() {
DecimalFormat decFormat = new DecimalFormat("#.#");
String [] patterns = {"####.##", "######.######", "000000.000000",
"######.000000", "000000.######", " ###.###", "$#####.######",
"$$####.######", "%#,##,###,####", "#,##0.00;(#,##0.00)",
"##.##-E"};
String [] expResult = {"#0.##", "#0.######", "#000000.000000",
"#.000000", "#000000.######", " #0.###", "$#0.######",
"$$#0.######",
"%#,###,####", // icu only. icu supports two grouping sizes
"#,##0.00;(#,##0.00)",
"#0.##-'E'"}; // icu only. E in the suffix does not need to be
// quoted. This is done automatically.
for (int i = 0; i < patterns.length; i++) {
decFormat.applyPattern(patterns[i]);
String result = decFormat.toPattern();
assertEquals("Failed to apply following pattern: " + patterns[i] +
" expected: " + expResult[i] + " returned: " + result,
expResult[i], result);
}
}
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;
}
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"); // Android fails, here!
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), "100E-3");
compare("#00.0##E0: 0.12", df.format(0.12), "120E-3");
compare("#00.0##E0: 0.123", df.format(0.123), "123E-3");
compare("#00.0##E0: 0.1234", df.format(0.1234), "123.4E-3");
compare("#00.0##E0: 0.1234567", df.format(0.1234567), "123.457E-3");
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), "100E-3");
compare("##0.00#E0: 0.1234567", df.format(0.1234567), "123.457E-3");
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), "100E-3");
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), "1000E-4");
compare("###0.00#E0: 0.12345678", df.format(0.12345678), "1234.568E-4");
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), "1000E-4");
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), "1000E-4");
compare("###0.0#E0: 0.1234567", df.format(0.1234567), "1234.57E-4");
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), "1000E-4");
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");
}
public void test_formatD() {
DecimalFormat format = (DecimalFormat) NumberFormat
.getInstance(Locale.ENGLISH);
format.setGroupingUsed(false);
format.setMaximumFractionDigits(400);
assertEquals("123456789012345", format.format(123456789012345.));
assertEquals("1", "12345678901234.5", format.format(12345678901234.5));
assertEquals("2", "1234567890123.25", format.format(1234567890123.25));
assertEquals("3", "999999999999.375", format.format(999999999999.375));
assertEquals("4", "99999999999.0625", format.format(99999999999.0625));
assertEquals("5", "9999999999.03125", format.format(9999999999.03125));
assertEquals("6", "999999999.015625", format.format(999999999.015625));
assertEquals("7", "99999999.0078125", format.format(99999999.0078125));
assertEquals("8", "9999999.00390625", format.format(9999999.00390625));
assertEquals("9", "999999.001953125", format.format(999999.001953125));
assertEquals("10", "9999.00048828125", format.format(9999.00048828125));
assertEquals("11", "999.000244140625", format.format(999.000244140625));
assertEquals("12", "99.0001220703125", format.format(99.0001220703125));
assertEquals("13", "9.00006103515625", format.format(9.00006103515625));
assertEquals("14", "0.000030517578125", format.format(0.000030517578125));
}
public void test_getNegativePrefix() {
DecimalFormat df = new DecimalFormat();
try {
df.setNegativePrefix("--");
assertTrue("Incorrect negative prefix", df.getNegativePrefix()
.equals("--"));
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
public void test_getNegativeSuffix() {
DecimalFormat df = new DecimalFormat();
try {
df.setNegativeSuffix("&");
assertTrue("Incorrect negative suffix", df.getNegativeSuffix()
.equals("&"));
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
public void test_getPositivePrefix() {
DecimalFormat df = new DecimalFormat();
try {
df.setPositivePrefix("++");
assertTrue("Incorrect positive prefix", df.getPositivePrefix()
.equals("++"));
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
public void test_getPositiveSuffix() {
DecimalFormat df = new DecimalFormat();
try {
df.setPositiveSuffix("%");
assertTrue("Incorrect positive prefix", df.getPositiveSuffix()
.equals("%"));
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
public void test_hashCode() {
try {
DecimalFormat df1 = new DecimalFormat();
DecimalFormat df2 = (DecimalFormat) df1.clone();
assertTrue("Hash codes of equals object are not equal", df2
.hashCode() == df1.hashCode());
} catch (Exception e) {
fail("Unexpected exception " + e.toString());
}
}
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);
assertEquals("Wrong result Long.MAX_VALUE",
Long.MAX_VALUE, result.longValue());
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);
assertEquals("Wrong result Long.MAX_VALUE + 1",
(double) Long.MAX_VALUE + 1, result.doubleValue());
pos = new ParsePosition(0);
result = format.parse("-9223372036854775809", pos);
assertTrue("Wrong result type for Long.MIN_VALUE - 1",
result.getClass() == Double.class);
assertEquals("Wrong result Long.MIN_VALUE - 1",
(double) Long.MIN_VALUE - 1, result.doubleValue());
pos = new ParsePosition(0);
result = format.parse("18446744073709551629", pos);
assertTrue("Wrong result type for overflow",
result.getClass() == Double.class);
assertEquals("Wrong result for overflow",
18446744073709551629d, result.doubleValue());
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);
assertEquals("Wrong result for overflow b: " + result,
42325917317067571190d, result.doubleValue());
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));
assertEquals("Wrong result type multiplier 100: " + result, Long.class, result.getClass());
// RI on windows and linux both answer with a slightly rounded result
assertTrue("Wrong result for multiplier 100: " + result, result
.longValue() == 92233720368547760L);
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);
}
}