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51 lines
1.4 KiB
HTML
51 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<meta charset="UTF-8">
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<title>Throwing in event listeners</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="log"></div>
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<script>
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setup({allow_uncaught_exception:true})
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test(function() {
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var errorEvents = 0;
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window.onerror = this.step_func(function(e) {
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assert_equals(typeof e, 'string');
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++errorEvents;
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});
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var element = document.createElement('div');
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element.addEventListener('click', function() {
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throw new Error('Error from only listener');
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});
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element.dispatchEvent(new Event('click'));
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assert_equals(errorEvents, 1);
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}, "Throwing in event listener with a single listeners");
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test(function() {
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var errorEvents = 0;
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window.onerror = this.step_func(function(e) {
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assert_equals(typeof e, 'string');
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++errorEvents;
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});
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var element = document.createElement('div');
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var secondCalled = false;
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element.addEventListener('click', function() {
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throw new Error('Error from first listener');
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});
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element.addEventListener('click', this.step_func(function() {
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secondCalled = true;
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}), false);
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element.dispatchEvent(new Event('click'));
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assert_equals(errorEvents, 1);
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assert_true(secondCalled);
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}, "Throwing in event listener with multiple listeners");
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</script>
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