34 lines
1.3 KiB
TypeScript
34 lines
1.3 KiB
TypeScript
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'use strict';
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// Patch jasmine's it and fit functions so that the `done` wrapCallback always resets the zone
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// to the jasmine zone, which should be the root zone. (angular/zone.js#91)
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if (!Zone) {
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throw new Error('zone.js does not seem to be installed');
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}
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var SET_TIMEOUT = '__zone_symbol__setTimeout';
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const _global = typeof window == 'undefined' ? global : window;
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// When you have in async test (test with `done` argument) jasmine will
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// execute the next test synchronously in the done handler. This makes sense
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// for most tests, but now with zones. With zones running next test
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// synchronously means that the current zone does not get cleared. This
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// results in a chain of nested zones, which makes it hard to reason about
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// it. We override the `clearStack` method which forces jasmine to always
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// drain the stack before next test gets executed.
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(<any>jasmine).QueueRunner = (function (SuperQueueRunner) {
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// Subclass the `QueueRunner` and override the `clearStack` method.
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function alwaysClearStack(fn) {
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_global[SET_TIMEOUT](fn, 0);
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}
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function QueueRunner(options) {
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options.clearStack = alwaysClearStack;
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SuperQueueRunner.call(this, options);
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}
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QueueRunner.prototype = SuperQueueRunner.prototype;
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return QueueRunner;
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})((<any>jasmine).QueueRunner);
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