#428

frontend/src/lib/remark-wiki-autolink.test.ts

@@ -4,65 +4,90 @@ import remarkWikiAutolink from '@/lib/remark-wiki-autolink'
 
 import type { Root } from 'mdast'
 
-describe ('remarkWikiAutolink', () => {
-  it ('links matching wiki page names and prefers longer matches', () => {
-    const tree: Root = {
-      type:     'root',
-      children: [{
-        type:     'paragraph',
-        children: [{ type: 'text', value: '虹夏 and 虹' }],
-      }],
-    }
+import type { WikiAutolinkCandidate } from '@/types'
 
-    remarkWikiAutolink (['虹', '虹夏']) (tree)
+
+const candidate = (
+    name: string,
+    resourceId: number,
+    overrides: Partial<WikiAutolinkCandidate> = {},
+): WikiAutolinkCandidate => ({
+    name, resourceId, tagId: resourceId + 100, tagDescriptionId: resourceId,
+    resourceType: 'tag_description', languageCode: 'ja', localeCode: 'ain-Kana',
+    ...overrides })
+
+
+const paragraph = (value: string): Root => ({
+    type: 'root', children: [{
+	type: 'paragraph', children: [{ type: 'text', value }] }] })
+
+
+describe ('remarkWikiAutolink', () => {
+  it ('prefers longer names and keeps the viewing locale for Japanese text', () => {
+    const tree = paragraph ('虹夏 and 虹')
+
+    remarkWikiAutolink ([candidate ('虹', 1), candidate ('虹夏', 2)],
+	'ja', 'ain-Kana') (tree)
 
     expect (tree.children[0]).toMatchObject ({
-      type:     'paragraph',
-      children: [
-        {
-          type:     'link',
-          url:      '/wiki/%E8%99%B9%E5%A4%8F',
-          children: [{ type: 'text', value: '虹夏' }],
-        },
-        { type: 'text', value: ' and ' },
-        {
-          type:     'link',
-          url:      '/wiki/%E8%99%B9',
-          children: [{ type: 'text', value: '虹' }],
-        },
-      ],
-    })
+	children: [
+	  { type: 'link', url: '/ain-Kana/wiki/2',
+	    children: [{ type: 'text', value: '虹夏' }] },
+	  { type: 'text', value: ' and ' },
+	  { type: 'link', url: '/ain-Kana/wiki/1',
+	    children: [{ type: 'text', value: '虹' }] }] })
   })
 
-  it ('does not link text inside existing links or code', () => {
+  it ('does not rewrite existing links, code or images', () => {
     const tree: Root = {
-      type:     'root',
-      children: [
-        {
-          type:     'paragraph',
-          children: [{
-            type:     'link',
-            url:      '/existing',
-            children: [{ type: 'text', value: '虹' }],
-          }],
-        },
-        {
-          type:  'code',
-          value: '虹',
-        },
-      ],
-    }
+	type: 'root', children: [
+	  { type: 'paragraph', children: [
+	    { type: 'link', url: '/existing', children: [{ type: 'text', value: '虹' }] },
+	    { type: 'inlineCode', value: '虹' },
+	    { type: 'image', url: '/image', alt: '虹' }] },
+	  { type: 'code', value: '虹' }] }
+    const original = structuredClone (tree)
 
-    remarkWikiAutolink (['虹']) (tree)
+    remarkWikiAutolink ([candidate ('虹', 1)], 'ja', 'ain-Kana') (tree)
 
+    expect (tree).toEqual (original)
+  })
+
+  it ('links an alias to its description rather than its tag ID or matched name', () => {
+    const tree = paragraph ('別名')
+    remarkWikiAutolink ([candidate ('別名', 9, { tagId: 123 })],
+	'ja', 'ain-Kana') (tree)
     expect (tree.children[0]).toMatchObject ({
-      type:     'paragraph',
-      children: [{
-        type:     'link',
-        url:      '/existing',
-        children: [{ type: 'text', value: '虹' }],
-      }],
-    })
-    expect (tree.children[1]).toMatchObject ({ type: 'code', value: '虹' })
+	children: [{ type: 'link', url: '/ain-Kana/wiki/9' }] })
+  })
+
+  it ('leaves ambiguous names and other locales or languages unlinked', () => {
+    const tree = paragraph ('虹 名前 name')
+    const original = structuredClone (tree)
+    remarkWikiAutolink ([candidate ('虹', 1), candidate ('虹', 2),
+	candidate ('名前', 3, { localeCode: 'ja' }),
+	candidate ('name', 4, { languageCode: 'ain' })], 'ja', 'ain-Kana') (tree)
+    expect (tree).toEqual (original)
+  })
+
+  it ('links Ainu words only at word boundaries', () => {
+    const tree = paragraph ('チャペ　チャペ。チャペア')
+    remarkWikiAutolink ([candidate ('チャペ', 5, { languageCode: 'ain' })],
+	'ain', 'ain-Kana') (tree)
+    expect (tree.children[0]).toMatchObject ({
+	children: [
+	  { type: 'link', url: '/ain-Kana/wiki/5' },
+	  { type: 'text', value: '　' },
+	  { type: 'link', url: '/ain-Kana/wiki/5' },
+	  { type: 'text', value: '。チャペア' }] })
+  })
+
+  it ('preserves tag-group resource identity', () => {
+    const tree = paragraph ('group')
+    remarkWikiAutolink ([candidate ('group', 8, {
+	resourceType: 'tag_group', tagId: null, tagDescriptionId: null })],
+	'ja', 'ain-Kana') (tree)
+    expect (tree.children[0]).toMatchObject ({
+	children: [{ type: 'link', url: '/ain-Kana/wiki/8' }] })
   })
 })