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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Tests errors are handled properly by the DevToolsWorker.
const { DevToolsWorker } = require("devtools/shared/worker/worker");
const WORKER_URL =
"resource://devtools/client/shared/widgets/GraphsWorker.js";
add_task(function* () {
try {
let workerNotFound = new DevToolsWorker("resource://i/dont/exist.js");
ok(false, "Creating a DevToolsWorker with an invalid URL throws");
} catch (e) {
ok(true, "Creating a DevToolsWorker with an invalid URL throws");
}
let worker = new DevToolsWorker(WORKER_URL);
try {
// plotTimestampsGraph requires timestamp, interval an duration props on the object
// passed in so there should be an error thrown in the worker
let results = yield worker.performTask("plotTimestampsGraph", {});
ok(false, "DevToolsWorker returns a rejected promise when an error occurs in the worker");
} catch (e) {
ok(true, "DevToolsWorker returns a rejected promise when an error occurs in the worker");
}
try {
let results = yield worker.performTask("not a real task");
ok(false, "DevToolsWorker returns a rejected promise when task does not exist");
} catch (e) {
ok(true, "DevToolsWorker returns a rejected promise when task does not exist");
}
worker.destroy();
try {
let results = yield worker.performTask("plotTimestampsGraph", {
timestamps: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
interval: 1,
duration: 1
});
ok(false, "DevToolsWorker rejects when performing a task on a destroyed worker");
} catch (e) {
ok(true, "DevToolsWorker rejects when performing a task on a destroyed worker");
}
});
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