20 lines
1.1 KiB
JavaScript
20 lines
1.1 KiB
JavaScript
description(
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'Test regular expression processing with alternatives.'
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);
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var s1 = "<p>content</p>";
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shouldBe('s1.match(/<((\\/([^>]+)>)|(([^>]+)>))/)', '["<p>","p>",undefined,undefined,"p>","p"]');
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shouldBe('s1.match(/<((ABC>)|(\\/([^>]+)>)|(([^>]+)>))/)', '["<p>","p>",undefined,undefined,undefined,"p>","p"]');
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shouldBe('s1.match(/<(a|\\/p|.+?)>/)', '["<p>","p"]');
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// Force YARR to use Interpreter by using iterative parentheses
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shouldBe('s1.match(/<((\\/([^>]+)>)|((([^>])+)>))/)', '["<p>","p>",undefined,undefined,"p>","p","p"]');
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shouldBe('s1.match(/<((ABC>)|(\\/([^>]+)>)|((([^>])+)>))/)', '["<p>","p>",undefined,undefined,undefined,"p>","p","p"]');
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shouldBe('s1.match(/<(a|\\/p|(.)+?)>/)', '["<p>","p","p"]');
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// Force YARR to use Interpreter by using backreference
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var s2 = "<p>p</p>";
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shouldBe('s2.match(/<((\\/([^>]+)>)|(([^>]+)>))\\5/)', '["<p>p","p>",undefined,undefined,"p>","p"]');
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shouldBe('s2.match(/<((ABC>)|(\\/([^>]+)>)|(([^>]+)>))\\6/)', '["<p>p","p>",undefined,undefined,undefined,"p>","p"]');
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shouldBe('s2.match(/<(a|\\/p|.+?)>\\1/)', '["<p>p","p"]');
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