24 lines
823 B
JavaScript
24 lines
823 B
JavaScript
// META: title=Scheduler: TaskController.setPriority()
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// META: global=window,worker
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'use strict';
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promise_test(async t => {
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const controller = new TaskController();
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const signal = controller.signal;
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const tasks = [];
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const runOrder = [];
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const callback = id => { runOrder.push(id); };
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for (let i = 0; i < 5; i++)
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tasks.push(scheduler.postTask(() => callback(i), {signal}));
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tasks.push(scheduler.postTask(() => callback(5), {priority: 'user-blocking'}));
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tasks.push(scheduler.postTask(() => callback(6), {priority: 'user-visible' }));
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controller.setPriority('background');
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assert_equals(signal.priority, 'background');
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await Promise.all(tasks);
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assert_equals(runOrder.toString(), '5,6,0,1,2,3,4');
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}, 'Test that TaskController.setPriority() changes the priority of all associated tasks');
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