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36 lines
1013 B
JavaScript
36 lines
1013 B
JavaScript
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/*
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* extension of the QUnit framework to support exception handling
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* cf. http://dev.jquery.com/ticket/4318
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*/
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(function($) {
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$.extend(window, {
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raises: raises
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});
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/**
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* Checks that the given expression throws an exception of the expected type, with an optional message.
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*
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* @example raises( function() { return foo.bar; }, "TypeError", "invalid property access raises TypeError exception" );
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*
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* @param Function expression
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* @param String expected exception type
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* @param String message (optional)
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*/
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function raises(expression, expected, message) {
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try {
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push(false, expression(), expected, message);
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} catch(ex) {
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push(ex.name == expected, ex.name, expected, message);
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}
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}
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// duplicated private function from testrunner.js
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function push(result, actual, expected, message) {
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message = message || (result ? "okay" : "failed");
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QUnit.ok( result, result ? message + ": " + expected : message + ", expected: " + jsDump.parse(expected) + " result: " + jsDump.parse(actual) );
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}
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})(jQuery);
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