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73 lines
1.9 KiB
JavaScript
73 lines
1.9 KiB
JavaScript
(function(global) {
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var extensions = {
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parses: function(parser, input, expected) {
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QUnit.deepEqual(parser.parse(input), expected);
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},
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parsesWithStartRule: function(parser, input, startRule, expected) {
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QUnit.deepEqual(parser.parse(input, startRule), expected);
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},
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doesNotParse: function(parser, input) {
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QUnit.raises(function() { parser.parse(input); }, parser.SyntaxError);
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},
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doesNotParseWithMessage: function(parser, input, message) {
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QUnit.raises(
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function() { parser.parse(input); },
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function(e) {
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return e instanceof parser.SyntaxError && e.message === message;
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}
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);
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},
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doesNotParseWithDetails: function(parser, input, expected, found, message) {
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QUnit.raises(
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function() { parser.parse(input); },
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function(e) {
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var i;
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if (!(e instanceof parser.SyntaxError)) { return false; }
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if (e.expected.length !== expected.length) { return false; }
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for (i = 0; i < e.expected.length; i++) {
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if (e.expected[i] !== expected[i]) { return false; }
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}
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if (e.found !== found) { return false; }
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if (e.message !== message) { return false; }
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return true;
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}
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);
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},
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doesNotParseWithPos: function(parser, input, offset, line, column) {
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QUnit.raises(
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function() { parser.parse(input); },
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function(e) {
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return e instanceof parser.SyntaxError
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&& e.offset === offset
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&& e.line === line
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&& e.column === column;
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}
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);
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},
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parserParses: function(input, expected) {
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QUnit.parses(PEG.parser, input, expected);
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},
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parserDoesNotParse: function(input) {
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QUnit.doesNotParse(PEG.parser, input);
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},
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parserDoesNotParseWithMessage: function(input, message) {
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QUnit.doesNotParseWithMessage(PEG.parser, input, message);
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}
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};
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QUnit.extend(QUnit, extensions);
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QUnit.extend(global, extensions);
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})(this);
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