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-rw-r--r--services/sync/tests/unit/test_declined.js191
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diff --git a/services/sync/tests/unit/test_declined.js b/services/sync/tests/unit/test_declined.js
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+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const { DeclinedEngines } = ChromeUtils.import(
+ "resource://services-sync/stages/declined.js"
+);
+const { EngineSynchronizer } = ChromeUtils.import(
+ "resource://services-sync/stages/enginesync.js"
+);
+const { Service } = ChromeUtils.import("resource://services-sync/service.js");
+const { Observers } = ChromeUtils.import(
+ "resource://services-common/observers.js"
+);
+
+function PetrolEngine() {}
+PetrolEngine.prototype.name = "petrol";
+
+function DieselEngine() {}
+DieselEngine.prototype.name = "diesel";
+
+function DummyEngine() {}
+DummyEngine.prototype.name = "dummy";
+
+function ActualEngine() {}
+ActualEngine.prototype = { __proto__: SyncEngine.prototype, name: "actual" };
+
+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, topic, data) {
+ 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, topic, data) {
+ 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);
+});