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added test cases to increase test coverage.

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/math/trunk@240383 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Brent Worden 2005-08-27 03:31:40 +00:00
parent e3ab7379e2
commit e1062a38bb
1 changed files with 93 additions and 0 deletions
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93
src/test/org/apache/commons/math/fraction/FractionFormatTest.java
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@ -16,6 +16,7 @@
package org.apache.commons.math.fraction;
import java.text.NumberFormat;
import java.text.ParseException;
import java.util.Locale;
@ -106,6 +107,60 @@ public class FractionFormatTest extends TestCase {
}
}
public void testParseInteger() {
String source = "10";
try {
Fraction c = properFormat.parse(source);
assertNotNull(c);
assertEquals(10, c.getNumerator());
assertEquals(1, c.getDenominator());
} catch (ParseException ex) {
fail(ex.getMessage());
}
try {
Fraction c = improperFormat.parse(source);
assertNotNull(c);
assertEquals(10, c.getNumerator());
assertEquals(1, c.getDenominator());
} catch (ParseException ex) {
fail(ex.getMessage());
}
}
public void testParseInvalid() {
String source = "a";
String msg = "should not be able to parse '10 / a'.";
try {
properFormat.parse(source);
fail(msg);
} catch (ParseException ex) {
// success
}
try {
improperFormat.parse(source);
fail(msg);
} catch (ParseException ex) {
// success
}
}
public void testParseInvalidDenominator() {
String source = "10 / a";
String msg = "should not be able to parse '10 / a'.";
try {
properFormat.parse(source);
fail(msg);
} catch (ParseException ex) {
// success
}
try {
improperFormat.parse(source);
fail(msg);
} catch (ParseException ex) {
// success
}
}
public void testParseNegative() {
try {
@ -173,4 +228,42 @@ public class FractionFormatTest extends TestCase {
// success
}
}
public void testNumeratorFormat() {
NumberFormat old = properFormat.getNumeratorFormat();
NumberFormat nf = NumberFormat.getIntegerInstance();
properFormat.setNumeratorFormat(nf);
assertEquals(nf, properFormat.getNumeratorFormat());
properFormat.setNumeratorFormat(old);
old = improperFormat.getNumeratorFormat();
nf = NumberFormat.getIntegerInstance();
improperFormat.setNumeratorFormat(nf);
assertEquals(nf, improperFormat.getNumeratorFormat());
improperFormat.setNumeratorFormat(old);
}
public void testDenominatorFormat() {
NumberFormat old = properFormat.getDenominatorFormat();
NumberFormat nf = NumberFormat.getIntegerInstance();
properFormat.setDenominatorFormat(nf);
assertEquals(nf, properFormat.getDenominatorFormat());
properFormat.setDenominatorFormat(old);
old = improperFormat.getDenominatorFormat();
nf = NumberFormat.getIntegerInstance();
improperFormat.setDenominatorFormat(nf);
assertEquals(nf, improperFormat.getDenominatorFormat());
improperFormat.setDenominatorFormat(old);
}
public void testWholeFormat() {
ProperFractionFormat format = (ProperFractionFormat)properFormat;
NumberFormat old = format.getWholeFormat();
NumberFormat nf = NumberFormat.getIntegerInstance();
format.setWholeFormat(nf);
assertEquals(nf, format.getWholeFormat());
format.setWholeFormat(old);
}
}