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Test Info:

/* Any copyright is dedicated to the Public Domain.
const { DeclinedEngines } = ChromeUtils.importESModule(
);
const { EngineSynchronizer } = ChromeUtils.importESModule(
);
const { Service } = ChromeUtils.importESModule(
);
const { Observers } = ChromeUtils.importESModule(
);
function PetrolEngine() {}
PetrolEngine.prototype.name = "petrol";
function DieselEngine() {}
DieselEngine.prototype.name = "diesel";
function DummyEngine() {}
DummyEngine.prototype.name = "dummy";
function ActualEngine() {}
ActualEngine.prototype.name = "actual";
Object.setPrototypeOf(ActualEngine.prototype, SyncEngine.prototype);
function getEngineManager() {
let manager = new EngineManager(Service);
Service.engineManager = manager;
manager._engines = {
petrol: new PetrolEngine(),
diesel: new DieselEngine(),
dummy: new DummyEngine(),
actual: new ActualEngine(),
};
return manager;
}
/**
* 'Fetch' a meta/global record that doesn't mention declined.
*
* Push it into the EngineSynchronizer to set enabled; verify that those are
* correct.
*
* Then push it into DeclinedEngines to set declined; verify that none are
* declined, and a notification is sent for our locally disabled-but-not-
* declined engines.
*/
add_task(async function testOldMeta() {
let meta = {
payload: {
engines: {
petrol: 1,
diesel: 2,
nonlocal: 3, // Enabled but not supported.
},
},
};
_("Record: " + JSON.stringify(meta));
let manager = getEngineManager();
// Update enabled from meta/global.
let engineSync = new EngineSynchronizer(Service);
await engineSync._updateEnabledFromMeta(meta, 3, manager);
Assert.ok(manager._engines.petrol.enabled, "'petrol' locally enabled.");
Assert.ok(manager._engines.diesel.enabled, "'diesel' locally enabled.");
Assert.ok(
!("nonlocal" in manager._engines),
"We don't know anything about the 'nonlocal' engine."
);
Assert.ok(!manager._engines.actual.enabled, "'actual' not locally enabled.");
Assert.ok(!manager.isDeclined("actual"), "'actual' not declined, though.");
let declinedEngines = new DeclinedEngines(Service);
function onNotDeclined(subject) {
Observers.remove("weave:engines:notdeclined", onNotDeclined);
Assert.ok(
subject.undecided.has("actual"),
"EngineManager observed that 'actual' was undecided."
);
let declined = manager.getDeclined();
_("Declined: " + JSON.stringify(declined));
Assert.ok(!meta.changed, "No need to upload a new meta/global.");
run_next_test();
}
Observers.add("weave:engines:notdeclined", onNotDeclined);
declinedEngines.updateDeclined(meta, manager);
});
/**
* 'Fetch' a meta/global that declines an engine we don't
* recognize. Ensure that we track that declined engine along
* with any we locally declined, and that the meta/global
* record is marked as changed and includes all declined
* engines.
*/
add_task(async function testDeclinedMeta() {
let meta = {
payload: {
engines: {
petrol: 1,
diesel: 2,
nonlocal: 3, // Enabled but not supported.
},
declined: ["nonexistent"], // Declined and not supported.
},
};
_("Record: " + JSON.stringify(meta));
let manager = getEngineManager();
manager._engines.petrol.enabled = true;
manager._engines.diesel.enabled = true;
manager._engines.dummy.enabled = true;
manager._engines.actual.enabled = false; // Disabled but not declined.
manager.decline(["localdecline"]); // Declined and not supported.
let declinedEngines = new DeclinedEngines(Service);
function onNotDeclined(subject) {
Observers.remove("weave:engines:notdeclined", onNotDeclined);
Assert.ok(
subject.undecided.has("actual"),
"EngineManager observed that 'actual' was undecided."
);
let declined = manager.getDeclined();
_("Declined: " + JSON.stringify(declined));
Assert.equal(
declined.indexOf("actual"),
-1,
"'actual' is locally disabled, but not marked as declined."
);
Assert.equal(
declined.indexOf("clients"),
-1,
"'clients' is enabled and not remotely declined."
);
Assert.equal(
declined.indexOf("petrol"),
-1,
"'petrol' is enabled and not remotely declined."
);
Assert.equal(
declined.indexOf("diesel"),
-1,
"'diesel' is enabled and not remotely declined."
);
Assert.equal(
declined.indexOf("dummy"),
-1,
"'dummy' is enabled and not remotely declined."
);
Assert.ok(
0 <= declined.indexOf("nonexistent"),
"'nonexistent' was declined on the server."
);
Assert.ok(
0 <= declined.indexOf("localdecline"),
"'localdecline' was declined locally."
);
// The meta/global is modified, too.
Assert.ok(
0 <= meta.payload.declined.indexOf("nonexistent"),
"meta/global's declined contains 'nonexistent'."
);
Assert.ok(
0 <= meta.payload.declined.indexOf("localdecline"),
"meta/global's declined contains 'localdecline'."
);
Assert.strictEqual(true, meta.changed, "meta/global was changed.");
}
Observers.add("weave:engines:notdeclined", onNotDeclined);
declinedEngines.updateDeclined(meta, manager);
});