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Test Info:
/* Any copyright is dedicated to the Public Domain.
*/
"use strict";
const { ASRouterTargeting } = ChromeUtils.importESModule(
);
add_task(async function should_ignore_rejections() {
let target = {
get foo() {
return new Promise(resolve => resolve(1));
},
get bar() {
return new Promise((resolve, reject) => reject(new Error("unspecified")));
},
};
let snapshot = await ASRouterTargeting.getEnvironmentSnapshot({
targets: [target],
});
Assert.deepEqual(snapshot, { environment: { foo: 1 }, version: 1 });
});
add_task(async function nested_objects() {
const target = {
get foo() {
return Promise.resolve("foo");
},
get bar() {
return Promise.reject(new Error("bar"));
},
baz: {
get qux() {
return Promise.resolve("qux");
},
get quux() {
return Promise.reject(new Error("quux"));
},
get corge() {
return {
get grault() {
return Promise.resolve("grault");
},
get garply() {
return Promise.reject(new Error("garply"));
},
};
},
},
};
const snapshot = await ASRouterTargeting.getEnvironmentSnapshot({
targets: [target],
});
Assert.deepEqual(
snapshot,
{
environment: {
foo: "foo",
baz: {
qux: "qux",
corge: {
grault: "grault",
},
},
},
version: 1,
},
"getEnvironmentSnapshot should resolve nested promises"
);
});
add_task(async function arrays() {
const target = {
foo: [1, 2, 3],
bar: [Promise.resolve(1), Promise.resolve(2), Promise.resolve(3)],
baz: Promise.resolve([1, 2, 3]),
qux: Promise.resolve([
Promise.resolve(1),
Promise.resolve(2),
Promise.resolve(3),
]),
quux: Promise.resolve({
corge: [Promise.resolve(1), 2, 3],
}),
};
const snapshot = await ASRouterTargeting.getEnvironmentSnapshot({
targets: [target],
});
Assert.deepEqual(
snapshot,
{
environment: {
foo: [1, 2, 3],
bar: [1, 2, 3],
baz: [1, 2, 3],
qux: [1, 2, 3],
quux: { corge: [1, 2, 3] },
},
version: 1,
},
"getEnvironmentSnapshot should resolve arrays correctly"
);
});
add_task(async function target_order() {
let target1 = {
foo: 1,
bar: 1,
baz: 1,
};
let target2 = {
foo: 2,
bar: 2,
};
let target3 = {
foo: 3,
};
// target3 supercedes target2; both supercede target1.
let snapshot = await ASRouterTargeting.getEnvironmentSnapshot({
targets: [target3, target2, target1],
});
Assert.deepEqual(snapshot, {
environment: { foo: 3, bar: 2, baz: 1 },
version: 1,
});
});
/*
* NB: This test is last because it manipulates shutdown phases.
*
* Adding tests after this one will result in failures.
*/
add_task(async function should_ignore_rejections() {
// The order that `ASRouterTargeting.getEnvironmentSnapshot`
// enumerates the target object matters here, but it's guaranteed to
// be consistent by the `for ... in` ordering: see
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/for...in#description.
let target = {
get foo() {
return new Promise(resolve => resolve(1));
},
get bar() {
return new Promise(resolve => {
// Pretend that we're about to shut down.
Services.startup.advanceShutdownPhase(
Services.startup.SHUTDOWN_PHASE_APPSHUTDOWN
);
resolve(2);
});
},
get baz() {
return new Promise(resolve => resolve(3));
},
};
let snapshot = await ASRouterTargeting.getEnvironmentSnapshot({
targets: [target],
});
// `baz` is dropped since we're shutting down by the time it's processed.
Assert.deepEqual(snapshot, { environment: { foo: 1, bar: 2 }, version: 1 });
});