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69 lines
1.6 KiB
JavaScript
69 lines
1.6 KiB
JavaScript
(function(global) {
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global.throws = function(block, exceptionType, exceptionProperties) {
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var exception = null;
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try {
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block();
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} catch (e) {
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exception = e;
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}
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ok(
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exception !== null,
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exception !== null ? "okay: thrown something" : "failed, nothing thrown"
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);
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if (exception !== null) {
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ok(
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exception instanceof exceptionType,
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exception instanceof exceptionType
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? "okay: thrown " + exceptionType.name
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: "failed, thrown " + exception.name + " instead of " + exceptionType.name
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);
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for (var property in exceptionProperties) {
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strictEqual(exception[property], exceptionProperties[property]);
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}
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}
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};
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global.parses = function(parser, input, expected) {
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deepEqual(parser.parse(input), expected);
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};
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global.doesNotParse = function(parser, input) {
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throws(function() { parser.parse(input); }, parser.SyntaxError);
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};
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global.doesNotParseWithMessage = function(parser, input, message) {
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throws(
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function() { parser.parse(input); },
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parser.SyntaxError,
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{ message: message }
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);
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};
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global.doesNotParseWithPos = function(parser, input, line, column) {
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var exception = throws(
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function() { parser.parse(input); },
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parser.SyntaxError,
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{
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line: line,
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column: column
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}
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);
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};
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global.parserParses = function(input, expected) {
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global.parses(PEG.parser, input, expected);
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};
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global.parserDoesNotParse = function(input) {
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global.doesNotParse(PEG.parser, input);
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}
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global.parserDoesNotParseWithMessage = function(input, message) {
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global.doesNotParseWithMessage(PEG.parser, input, message);
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}
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})(this);
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