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import { RemoteL10n, _RemoteL10n } from "lib/RemoteL10n.jsm";
import { GlobalOverrider } from "test/unit/utils";
describe("RemoteL10n", () => {
let sandbox;
let globals;
let domL10nStub;
beforeEach(() => {
sandbox = sinon.createSandbox();
globals = new GlobalOverrider();
domL10nStub = sandbox.stub();
globals.set("DOMLocalization", domL10nStub);
});
afterEach(() => {
sandbox.restore();
globals.restore();
});
describe("#RemoteL10n", () => {
it("should create a new instance", () => {
assert.ok(new _RemoteL10n());
});
it("should create a DOMLocalization instance", () => {
domL10nStub.returns({ instance: true });
const instance = new _RemoteL10n();
assert.propertyVal(instance._createDOML10n(), "instance", true);
assert.calledOnce(domL10nStub);
});
it("should create a new instance", () => {
domL10nStub.returns({ instance: true });
const instance = new _RemoteL10n();
assert.ok(instance.l10n);
instance.reloadL10n();
assert.ok(instance.l10n);
assert.calledTwice(domL10nStub);
});
it("should reuse the instance", () => {
domL10nStub.returns({ instance: true });
const instance = new _RemoteL10n();
assert.ok(instance.l10n);
assert.ok(instance.l10n);
assert.calledOnce(domL10nStub);
});
});
describe("#_createDOML10n", () => {
it("should load the remote Fluent file if USE_REMOTE_L10N_PREF is true", async () => {
sandbox.stub(global.Services.prefs, "getBoolPref").returns(true);
RemoteL10n._createDOML10n();
assert.calledOnce(domL10nStub);
const { args } = domL10nStub.firstCall;
// The first arg is the resource array,
// the second one is false (use async),
// and the third one is the bundle generator.
assert.equal(args.length, 3);
assert.deepEqual(args[0], [
"browser/newtab/asrouter.ftl",
"browser/branding/brandings.ftl",
"browser/branding/sync-brand.ftl",
"branding/brand.ftl",
"browser/defaultBrowserNotification.ftl",
]);
assert.isFalse(args[1]);
assert.isFunction(args[2].generateBundles);
});
it("should load the local Fluent file if USE_REMOTE_L10N_PREF is false", () => {
sandbox.stub(global.Services.prefs, "getBoolPref").returns(false);
RemoteL10n._createDOML10n();
const { args } = domL10nStub.firstCall;
// The first arg is the resource array,
// the second one is false (use async),
// and the third one is null.
assert.equal(args.length, 3);
assert.deepEqual(args[0], [
"browser/newtab/asrouter.ftl",
"browser/branding/brandings.ftl",
"browser/branding/sync-brand.ftl",
"branding/brand.ftl",
"browser/defaultBrowserNotification.ftl",
]);
assert.isFalse(args[1]);
assert.isEmpty(args[2]);
});
});
describe("#createElement", () => {
let doc;
let instance;
let setStringStub;
let elem;
beforeEach(() => {
elem = document.createElement("div");
doc = {
createElement: sandbox.stub().returns(elem),
createElementNS: sandbox.stub().returns(elem),
};
instance = new _RemoteL10n();
setStringStub = sandbox.stub(instance, "setString");
});
it("should call createElement if string_id is defined", () => {
instance.createElement(doc, "span", { content: { string_id: "foo" } });
assert.calledOnce(doc.createElement);
});
it("should call createElementNS if string_id is not present", () => {
instance.createElement(doc, "span", { content: "foo" });
assert.calledOnce(doc.createElementNS);
});
it("should set classList", () => {
instance.createElement(doc, "span", { classList: "foo" });
assert.isTrue(elem.classList.contains("foo"));
});
it("should call setString", () => {
const options = { classList: "foo" };
instance.createElement(doc, "span", options);
assert.calledOnce(setStringStub);
assert.calledWithExactly(setStringStub, elem, options);
});
});
describe("#setString", () => {
let instance;
beforeEach(() => {
instance = new _RemoteL10n();
});
it("should set fluent variables and id", () => {
let el = { setAttribute: sandbox.stub() };
instance.setString(el, {
content: { string_id: "foo" },
attributes: { bar: "bar", baz: "baz" },
});
assert.calledThrice(el.setAttribute);
assert.calledWithExactly(el.setAttribute, "fluent-variable-bar", "bar");
assert.calledWithExactly(el.setAttribute, "fluent-variable-baz", "baz");
assert.calledWithExactly(el.setAttribute, "fluent-remote-id", "foo");
});
it("should set content if no string_id", () => {
let el = { setAttribute: sandbox.stub() };
instance.setString(el, { content: "foo" });
assert.notCalled(el.setAttribute);
assert.equal(el.textContent, "foo");
});
});
describe("#isLocaleSupported", () => {
it("should return true if the locale is en-US", () => {
assert.ok(RemoteL10n.isLocaleSupported("en-US"));
});
it("should return true if the locale is in all-locales", () => {
assert.ok(RemoteL10n.isLocaleSupported("en-CA"));
});
it("should return false if the locale is not in all-locales", () => {
assert.ok(!RemoteL10n.isLocaleSupported("und"));
});
});
});
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