mirror of https://github.com/tc39/test262.git
42 lines
1.8 KiB
JavaScript
42 lines
1.8 KiB
JavaScript
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: >
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The form (?= Disjunction ) specifies a zero-width positive lookahead.
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In order for it to succeed, the pattern inside Disjunction must match at the current position, but the current position is not advanced before matching the sequel.
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If Disjunction can match at the current position in several ways, only the first one is tried
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es5id: 15.10.2.8_A1_T4
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description: >
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Execute /[Jj]ava([Ss]cript)?(?=\:)/.exec("taste of java: the
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cookbook ") and check results
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---*/
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__executed = /[Jj]ava([Ss]cript)?(?=\:)/.exec("taste of java: the cookbook ");
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__expected = ["java", undefined];
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__expected.index = 9;
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__expected.input = "taste of java: the cookbook ";
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//CHECK#1
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if (__executed.length !== __expected.length) {
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$ERROR('#1: __executed = /[Jj]ava([Ss]cript)?(?=\\:)/.exec("taste of java: the cookbook "); __executed.length === ' + __expected.length + '. Actual: ' + __executed.length);
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}
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//CHECK#2
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if (__executed.index !== __expected.index) {
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$ERROR('#2: __executed = /[Jj]ava([Ss]cript)?(?=\\:)/.exec("taste of java: the cookbook "); __executed.index === ' + __expected.index + '. Actual: ' + __executed.index);
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}
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//CHECK#3
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if (__executed.input !== __expected.input) {
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$ERROR('#3: __executed = /[Jj]ava([Ss]cript)?(?=\\:)/.exec("taste of java: the cookbook "); __executed.input === ' + __expected.input + '. Actual: ' + __executed.input);
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}
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//CHECK#4
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for(var index=0; index<__expected.length; index++) {
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if (__executed[index] !== __expected[index]) {
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$ERROR('#4: __executed = /[Jj]ava([Ss]cript)?(?=\\:)/.exec("taste of java: the cookbook "); __executed[' + index + '] === ' + __expected[index] + '. Actual: ' + __executed[index]);
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}
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}
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