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-rw-r--r--tests/test.localization.js122
1 files changed, 88 insertions, 34 deletions
diff --git a/tests/test.localization.js b/tests/test.localization.js
index 1db2cb9..916ff84 100644
--- a/tests/test.localization.js
+++ b/tests/test.localization.js
@@ -4,89 +4,143 @@ import _, { Localizer, l10n } from '../app/localization.js';
describe('Localization', function () {
"use strict";
+ let origNavigator;
+ let fetch;
+
+ beforeEach(function () {
+ // window.navigator is a protected read-only property in many
+ // environments, so we need to redefine it whilst running these
+ // tests.
+ origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
+
+ Object.defineProperty(window, "navigator", {value: {}});
+ window.navigator.languages = [];
+
+ fetch = sinon.stub(window, "fetch");
+ fetch.resolves(new Response("{}"));
+ });
+ afterEach(function () {
+ fetch.restore();
+
+ Object.defineProperty(window, "navigator", origNavigator);
+ });
+
describe('Singleton', function () {
it('should export a singleton object', function () {
expect(l10n).to.be.instanceOf(Localizer);
});
- it('should export a singleton translation function', function () {
+ it('should export a singleton translation function', async function () {
// FIXME: Can we use some spy instead?
- l10n.dictionary = { "Foobar": "gazonk" };
+ window.navigator.languages = ["de"];
+ fetch.resolves(new Response(JSON.stringify({ "Foobar": "gazonk" })));
+ await l10n.setup(["de"]);
expect(_("Foobar")).to.equal("gazonk");
});
});
describe('language selection', function () {
- let origNavigator;
- beforeEach(function () {
- // window.navigator is a protected read-only property in many
- // environments, so we need to redefine it whilst running these
- // tests.
- origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
-
- Object.defineProperty(window, "navigator", {value: {}});
- window.navigator.languages = [];
- });
- afterEach(function () {
- Object.defineProperty(window, "navigator", origNavigator);
- });
-
it('should use English by default', function () {
let lclz = new Localizer();
expect(lclz.language).to.equal('en');
});
- it('should use English if no user language matches', function () {
+ it('should use English if no user language matches', async function () {
window.navigator.languages = ["nl", "de"];
let lclz = new Localizer();
- lclz.setup(["es", "fr"]);
+ await lclz.setup(["es", "fr"]);
expect(lclz.language).to.equal('en');
});
- it('should fall back to generic English for other English', function () {
+ it('should fall back to generic English for other English', async function () {
window.navigator.languages = ["en-AU", "de"];
let lclz = new Localizer();
- lclz.setup(["de", "fr", "en-GB"]);
+ await lclz.setup(["de", "fr", "en-GB"]);
expect(lclz.language).to.equal('en');
});
- it('should prefer specific English over generic', function () {
+ it('should prefer specific English over generic', async function () {
window.navigator.languages = ["en-GB", "de"];
let lclz = new Localizer();
- lclz.setup(["de", "en-AU", "en-GB"]);
+ await lclz.setup(["de", "en-AU", "en-GB"]);
expect(lclz.language).to.equal('en-GB');
});
- it('should use the most preferred user language', function () {
+ it('should use the most preferred user language', async function () {
window.navigator.languages = ["nl", "de", "fr"];
let lclz = new Localizer();
- lclz.setup(["es", "fr", "de"]);
+ await lclz.setup(["es", "fr", "de"]);
expect(lclz.language).to.equal('de');
});
- it('should prefer sub-languages languages', function () {
+ it('should prefer sub-languages languages', async function () {
window.navigator.languages = ["pt-BR"];
let lclz = new Localizer();
- lclz.setup(["pt", "pt-BR"]);
+ await lclz.setup(["pt", "pt-BR"]);
expect(lclz.language).to.equal('pt-BR');
});
- it('should fall back to language "parents"', function () {
+ it('should fall back to language "parents"', async function () {
window.navigator.languages = ["pt-BR"];
let lclz = new Localizer();
- lclz.setup(["fr", "pt", "de"]);
+ await lclz.setup(["fr", "pt", "de"]);
expect(lclz.language).to.equal('pt');
});
- it('should not use specific language when user asks for a generic language', function () {
+ it('should not use specific language when user asks for a generic language', async function () {
window.navigator.languages = ["pt", "de"];
let lclz = new Localizer();
- lclz.setup(["fr", "pt-BR", "de"]);
+ await lclz.setup(["fr", "pt-BR", "de"]);
expect(lclz.language).to.equal('de');
});
- it('should handle underscore as a separator', function () {
+ it('should handle underscore as a separator', async function () {
window.navigator.languages = ["pt-BR"];
let lclz = new Localizer();
- lclz.setup(["pt_BR"]);
+ await lclz.setup(["pt_BR"]);
expect(lclz.language).to.equal('pt_BR');
});
- it('should handle difference in case', function () {
+ it('should handle difference in case', async function () {
window.navigator.languages = ["pt-br"];
let lclz = new Localizer();
- lclz.setup(["pt-BR"]);
+ await lclz.setup(["pt-BR"]);
expect(lclz.language).to.equal('pt-BR');
});
});
+
+ describe('Translation loading', function () {
+ it('should not fetch a translation for English', async function () {
+ window.navigator.languages = [];
+ let lclz = new Localizer();
+ await lclz.setup([]);
+ expect(fetch).to.not.have.been.called;
+ });
+ it('should fetch dictionary relative base URL', async function () {
+ window.navigator.languages = ["de", "fr"];
+ fetch.resolves(new Response('{ "Foobar": "gazonk" }'));
+ let lclz = new Localizer();
+ await lclz.setup(["ru", "fr"], "/some/path/");
+ expect(fetch).to.have.been.calledOnceWith("/some/path/fr.json");
+ expect(lclz.get("Foobar")).to.equal("gazonk");
+ });
+ it('should handle base URL without trailing slash', async function () {
+ window.navigator.languages = ["de", "fr"];
+ fetch.resolves(new Response('{ "Foobar": "gazonk" }'));
+ let lclz = new Localizer();
+ await lclz.setup(["ru", "fr"], "/some/path");
+ expect(fetch).to.have.been.calledOnceWith("/some/path/fr.json");
+ expect(lclz.get("Foobar")).to.equal("gazonk");
+ });
+ it('should handle current base URL', async function () {
+ window.navigator.languages = ["de", "fr"];
+ fetch.resolves(new Response('{ "Foobar": "gazonk" }'));
+ let lclz = new Localizer();
+ await lclz.setup(["ru", "fr"]);
+ expect(fetch).to.have.been.calledOnceWith("fr.json");
+ expect(lclz.get("Foobar")).to.equal("gazonk");
+ });
+ it('should fail if dictionary cannot be found', async function () {
+ window.navigator.languages = ["de", "fr"];
+ fetch.resolves(new Response('{}', { status: 404 }));
+ let lclz = new Localizer();
+ let ok = false;
+ try {
+ await lclz.setup(["ru", "fr"], "/some/path/");
+ } catch (e) {
+ ok = true;
+ }
+ expect(ok).to.be.true;
+ });
+ });
});
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