/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
*
*/
package org.mozilla.javascript.tests;
import junit.framework.TestCase;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.ContextAction;
import org.mozilla.javascript.Scriptable;
/**
* Tests for global functions parseFloat and parseInt.
* @author Marc Guillemot
*/
public class GlobalParseXTest extends TestCase {
/**
* Test for bug #501972
* https://bugzilla.mozilla.org/show_bug.cgi?id=501972
* Leading whitespaces should be ignored with following white space chars
* (see ECMA spec 15.1.2.3)
* <TAB>, <SP>, <NBSP>, <FF>, <VT>, <CR>, <LF>, <LS>, <PS>, <USP>
*/
public void testParseFloatAndIntWhiteSpaces() {
testParseFloatWhiteSpaces("\\u00A0 "); // <NBSP>
testParseFloatWhiteSpaces("\\t ");
testParseFloatWhiteSpaces("\\u00A0 "); // <NBSP>
testParseFloatWhiteSpaces("\\u000C "); // <FF>
testParseFloatWhiteSpaces("\\u000B "); // <VT>
testParseFloatWhiteSpaces("\\u000D "); // <CR>
testParseFloatWhiteSpaces("\\u000A "); // <LF>
testParseFloatWhiteSpaces("\\u2028 "); // <LS>
testParseFloatWhiteSpaces("\\u2029 "); // <PS>
}
private void testParseFloatWhiteSpaces(final String prefix) {
assertEvaluates("789", "String(parseInt('" + prefix + "789 '))");
assertEvaluates("7.89", "String(parseFloat('" + prefix + "7.89 '))");
}
/**
* Test for bug #531436
* https://bugzilla.mozilla.org/show_bug.cgi?id=531436
* Trailing noise should be ignored
* (see ECMA spec 15.1.2.3)
*/
public void testParseFloatTrailingNoise() {
testParseFloat("7890", "789e1");
testParseFloat("7890", "789E1");
testParseFloat("7890", "789E+1");
testParseFloat("7890", "789E+1e");
testParseFloat("789", "7890E-1");
testParseFloat("789", "7890E-1e");
testParseFloat("789", "789hello");
testParseFloat("789", "789e");
testParseFloat("789", "789E");
testParseFloat("789", "789e+");
testParseFloat("789", "789Efgh");
testParseFloat("789", "789efgh");
testParseFloat("789", "789e-");
testParseFloat("789", "789e-hello");
testParseFloat("789", "789e+hello");
testParseFloat("789", "789+++hello");
testParseFloat("789", "789-e-+hello");
testParseFloat("789", "789e+e++hello");
testParseFloat("789", "789e-e++hello");
}
private void testParseFloat(final String expected, final String value) {
assertEvaluates(expected, "String(parseFloat('" + value + "'))");
}
private void assertEvaluates(final Object expected, final String source) {
final ContextAction action = new ContextAction() {
public Object run(Context cx) {
final Scriptable scope = cx.initStandardObjects();
final Object rep = cx.evaluateString(scope, source, "test.js",
0, null);
assertEquals(expected, rep);
return null;
}
};
Utils.runWithAllOptimizationLevels(action);
}
}