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https://github.com/servo/servo
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65 lines
3.3 KiB
HTML
65 lines
3.3 KiB
HTML
<!doctype html>
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<title>ServiceWorker: worker objects have synced state</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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<script src="resources/test-helpers.sub.js"></script>
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<script>
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// Tests that ServiceWorker objects representing the same Service Worker
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// entity have the same state. JS object equality is not tested, since the spec
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// does not require it.
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promise_test(function(t) {
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var scope = 'resources/synced-state';
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var script = 'resources/empty-worker.js';
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return service_worker_unregister_and_register(t, script, scope)
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.then(function(registration) {
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return new Promise(function(resolve) {
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var step = 0;
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registration.installing.addEventListener('statechange',
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function(e) {
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step++;
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if (step == 1) {
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assert_equals(e.currentTarget.state, 'installed',
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'original SW should be installed');
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assert_equals(registration.installing, null,
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'in installed, .installing should be null');
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// The Activate algorithm may have cleared the waiting worker
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// by now.
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if (registration.waiting) {
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assert_equals(registration.waiting.state, 'installed',
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'in installed, .waiting should be installed');
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assert_equals(registration.active, null,
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'in installed, .active should be null');
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} else {
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assert_equals(registration.active.state, 'activating',
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'in installed, .active should be activating');
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}
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} else if (step == 2) {
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assert_equals(e.currentTarget.state, 'activating',
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'original SW should be activating');
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assert_equals(registration.installing, null,
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'in activating, .installing should be null');
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assert_equals(registration.waiting, null,
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'in activating, .waiting should be null');
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assert_equals(
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registration.active.state, 'activating',
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'in activating, .active should be activating');
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} else if (step == 3) {
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assert_equals(e.currentTarget.state, 'activated',
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'original SW should be activated');
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assert_equals(registration.installing, null,
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'in activated, .installing should be null');
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assert_equals(registration.waiting, null,
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'in activated, .waiting should be null');
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assert_equals(registration.active.state, 'activated',
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'in activated .active should be activated');
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resolve();
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}
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})
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})
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})
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.then(function() {
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return service_worker_unregister_and_done(t, scope);
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});
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}, 'worker objects for the same entity have the same state');
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</script>
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