Tweak a11y e2e tests

docs/__a11y__/test-utils.ts

@@ -7,6 +7,10 @@ import {
 } from 'axe-playwright';
 import Sitemapper from 'sitemapper';
 
+// We use the Lunaria config to get the list of languages rather than the Astro config as importing
+// the latter does not play well with Playwright.
+import lunariaConfig from '../lunaria.config.json' assert { type: 'json' };
+
 export { expect, type Locator } from '@playwright/test';
 
 const config: Config = {
@@ -17,29 +21,35 @@ const config: Config = {
 			values: ['wcag2a', 'wcag21a', 'wcag2aa', 'wcag21aa', 'wcag22aa', 'best-practice'],
 		},
 	},
+	// i18n specific configuration.
+	i18n: {
+		// A list of slugs to exclude from the sitemap for the default locale.
+		// By default, all slugs for the default locale are included.
+		exclude: [
+			'components/using-components',
+			'getting-started',
+			'guides/customization',
+			'guides/i18n',
+			'guides/overriding-components',
+			'guides/pages',
+			'guides/project-structure',
+			'guides/route-data',
+			'guides/site-search',
+			'manual-setup',
+			'reference/frontmatter',
+			'reference/overrides',
+			'reference/plugins',
+			'reference/route-data',
+		],
+		// Locale-specific included slugs (non-default locale slugs are excluded by default).
+		locales: {
+			ja: ['guides/route-data', 'reference/frontmatter'],
+		},
+	},
 	// A list of violation to ignore.
 	ignore: [{ id: 'landmark-unique', nodeMatcher: landmarkUniqueNodeMatcher }],
 	sitemap: {
 		url: 'http://localhost:4321/sitemap-index.xml',
-		exclude: {
-			// A pattern to exclude URLs from the sitemap.
-			pattern: /\/(de|zh-cn|fr|es|pt-br|pt-pt|it|id|ko|ru|tr|hi|da|uk)\/.*/,
-			// A list of slugs to exclude from the sitemap after processing the pattern.
-			slugs: [
-				'components/using-components',
-				'getting-started',
-				'guides/customization',
-				'guides/i18n',
-				'guides/overriding-components',
-				'guides/pages',
-				'guides/project-structure',
-				'guides/site-search',
-				'manual-setup',
-				'reference/frontmatter',
-				'reference/overrides',
-				'reference/plugins',
-			],
-		},
 		replace: {
 			query: 'https://starlight.astro.build',
 			value: 'http://localhost:4321',
@@ -50,6 +60,8 @@ const config: Config = {
 process.env.ASTRO_TELEMETRY_DISABLED = 'true';
 process.env.ASTRO_DISABLE_UPDATE_CHECK = 'true';
 
+const locales = lunariaConfig.locales.map((locale) => locale.lang);
+
 export const test = baseTest.extend<{
 	docsSite: DocsSite;
 }>({
@@ -71,9 +83,24 @@ class DocsSite {
 		const urls: string[] = [];
 
 		for (const site of sites) {
-			const url = site.replace(config.sitemap.replace.query, config.sitemap.replace.value);
-			if (config.sitemap.exclude.pattern.test(url)) continue;
-			if (config.sitemap.exclude.slugs.some((slug) => url.endsWith(`/${slug}/`))) continue;
+			const slug = site.replace(config.sitemap.replace.query, '');
+			const url = config.sitemap.replace.value + slug;
+
+			// Default locale
+			if (!locales.some((locale) => slug.startsWith(`/${locale}/`))) {
+				// Skip default locale excluded slugs
+				if (config.i18n.exclude.some((excludedSlug) => slug.endsWith(`/${excludedSlug}/`)))
+					continue;
+			} else {
+				// Get locale-specific config
+				const locale = slug.split('/')[1]!;
+				const localeConfig = config.i18n.locales[locale];
+				// Skip non-configured locales
+				if (!localeConfig) continue;
+				// Skip locale-specific non-included slugs
+				if (!localeConfig.some((includedSlug) => slug.endsWith(`/${includedSlug}/`))) continue;
+			}
+
 			urls.push(url);
 		}
 
@@ -129,6 +156,7 @@ function landmarkUniqueNodeMatcher(node: ViolationNode) {
 
 interface Config {
 	axe: Parameters<typeof getViolations>[2];
+	i18n: { exclude: string[]; locales: Record<string, string[]> };
 	ignore: Array<
 		| string
 		| {
@@ -140,10 +168,6 @@ interface Config {
 	>;
 	sitemap: {
 		url: string;
-		exclude: {
-			pattern: RegExp;
-			slugs: string[];
-		};
 		replace: {
 			query: string;
 			value: string;