37 lines
919 B
JavaScript
37 lines
919 B
JavaScript
// META: script=/resources/WebIDLParser.js
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// META: script=/resources/idlharness.js
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// META: script=resources/resizeTestHelper.js
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'use strict';
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// https://wicg.github.io/ResizeObserver/
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idl_test(
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['resize-observer'],
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['dom', 'geometry'],
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async idl_array => {
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idl_array.add_objects({
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ResizeObserver: ['observer'],
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ResizeObserverEntry: ['entry'],
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});
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const div = document.createElement('div');
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document.body.appendChild(div);
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let helper = new ResizeTestHelper(
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"ResizeObserverEntry creator",
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[
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{
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setup: observer => {
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self.observer = observer;
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observer.observe(div);
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div.style.width = "5px";
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},
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notify: entries => {
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self.entry = entries[0];
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assert_equals(entries[0].contentRect.width, 5, "target width");
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}
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}
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]);
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await helper.start();
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}
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);
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