add more tests

packages/astro/test/i18n-routing.test.js

@@ -229,6 +229,44 @@ describe('[DEV] i18n routing', () => {
 			const response = await fixture.fetch('/new-site/fr/start');
 			expect(response.status).to.equal(404);
 		});
+
+		describe('when `build.format` is `directory`', () => {
+			before(async () => {
+				fixture = await loadFixture({
+					root: './fixtures/i18n-routing-prefix-other-locales/',
+					i18n: {
+						defaultLocale: 'en',
+						locales: [
+							'en',
+							'pt',
+							'it',
+							{
+								path: 'spanish',
+								codes: ['es', 'es-AR'],
+							},
+						],
+						fallback: {
+							it: 'en',
+							spanish: 'en',
+						},
+					},
+					build: {
+						format: 'directory',
+					},
+				});
+				devServer = await fixture.startDevServer();
+			});
+
+			after(async () => {
+				await devServer.stop();
+			});
+
+			it('should redirect to the english locale with trailing slash', async () => {
+				const response = await fixture.fetch('/new-site/it/start/');
+				expect(response.status).to.equal(200);
+				expect(await response.text()).includes('Start');
+			});
+		});
 	});
 
 	describe('i18n routing with routing strategy [pathname-prefix-always-no-redirect]', () => {
@@ -745,6 +783,25 @@ describe('[SSG] i18n routing', () => {
 				expect(html).to.include('url=/new-site/en');
 			});
 		});
+
+		describe('when `build.format` is `directory`', () => {
+			before(async () => {
+				fixture = await loadFixture({
+					root: './fixtures/i18n-routing-prefix-always/',
+					build: {
+						format: 'directory',
+					},
+				});
+				await fixture.build();
+			});
+
+			it('should redirect to the index of the default locale', async () => {
+				const html = await fixture.readFile('/index.html');
+				expect(html).to.include('http-equiv="refresh');
+				expect(html).to.include('http-equiv="refresh');
+				expect(html).to.include('url=/new-site/en/');
+			});
+		});
 	});
 
 	describe('i18n routing with fallback', () => {
@@ -1174,6 +1231,28 @@ describe('[SSR] i18n routing', () => {
 				expect(response.headers.get('location')).to.equal('/new-site/en/');
 			});
 		});
+
+		describe('when `build.format` is `directory`', () => {
+			before(async () => {
+				fixture = await loadFixture({
+					root: './fixtures/i18n-routing-prefix-always/',
+					output: 'server',
+					adapter: testAdapter(),
+					build: {
+						format: 'directory',
+					},
+				});
+				await fixture.build();
+				app = await fixture.loadTestAdapterApp();
+			});
+
+			it('should redirect to the index of the default locale', async () => {
+				let request = new Request('http://example.com/new-site/');
+				let response = await app.render(request);
+				expect(response.status).to.equal(302);
+				expect(response.headers.get('location')).to.equal('/new-site/en/');
+			});
+		});
 	});
 
 	describe('with fallback', () => {