diff options
Diffstat (limited to 'js/src/tests/ecma_3/Number/15.7.4.5-1.js')
-rw-r--r-- | js/src/tests/ecma_3/Number/15.7.4.5-1.js | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/js/src/tests/ecma_3/Number/15.7.4.5-1.js b/js/src/tests/ecma_3/Number/15.7.4.5-1.js new file mode 100644 index 000000000..ab7f356c6 --- /dev/null +++ b/js/src/tests/ecma_3/Number/15.7.4.5-1.js @@ -0,0 +1,111 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* 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/. */ + +/* + * Date: 2001-07-15 + * + * SUMMARY: Testing Number.prototype.toFixed(fractionDigits) + * See EMCA 262 Edition 3 Section 15.7.4.5 + * + * Also see http://bugzilla.mozilla.org/show_bug.cgi?id=90551 + * + */ +//----------------------------------------------------------------------------- +var UBound = 0; +var BUGNUMBER = '(none)'; +var summary = 'Testing Number.prototype.toFixed(fractionDigits)'; +var cnIsRangeError = 'instanceof RangeError'; +var cnNotRangeError = 'NOT instanceof RangeError'; +var cnNoErrorCaught = 'NO ERROR CAUGHT...'; +var status = ''; +var statusitems = []; +var actual = ''; +var actualvalues = []; +var expect= ''; +var expectedvalues = []; +var testNum = 234.2040506; + + +status = 'Section A of test: no error intended!'; +actual = testNum.toFixed(4); +expect = '234.2041'; +captureThis(); + + +/////////////////////////// OOPS.... /////////////////////////////// +/************************************************************************* + * 15.7.4.5 Number.prototype.toFixed(fractionDigits) + * + * An implementation is permitted to extend the behaviour of toFixed + * for values of fractionDigits less than 0 or greater than 20. In this + * case toFixed would not necessarily throw RangeError for such values. + +status = 'Section B of test: expect RangeError because fractionDigits < 0'; +actual = catchError('testNum.toFixed(-4)'); +expect = cnIsRangeError; +captureThis(); + +status = 'Section C of test: expect RangeError because fractionDigits > 20 '; +actual = catchError('testNum.toFixed(21)'); +expect = cnIsRangeError; +captureThis(); +*************************************************************************/ + + +status = 'Section D of test: no error intended!'; +actual = 0.00001.toFixed(2); +expect = '0.00'; +captureThis(); + +status = 'Section E of test: no error intended!'; +actual = 0.000000000000000000001.toFixed(20); +expect = '0.00000000000000000000'; +captureThis(); + + + +//----------------------------------------------------------------------------- +test(); +//----------------------------------------------------------------------------- + + +function captureThis() +{ + statusitems[UBound] = status; + actualvalues[UBound] = actual; + expectedvalues[UBound] = expect; + UBound++; +} + + +function test() +{ + enterFunc ('test'); + printBugNumber(BUGNUMBER); + printStatus (summary); + + for (var i = 0; i < UBound; i++) + { + reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); + } + + exitFunc ('test'); +} + + +function catchError(sEval) +{ + try {eval(sEval);} + catch(e) {return isRangeError(e);} + return cnNoErrorCaught; +} + + +function isRangeError(obj) +{ + if (obj instanceof RangeError) + return cnIsRangeError; + return cnNotRangeError; +} |