refactor test codes

Author: mizdra

packages/ts-plugin/e2e/completion.test.ts

@@ -1,24 +1,13 @@
 import { join } from '@css-modules-kit/core';
 import dedent from 'dedent';
-import type ts from 'typescript';
 import { describe, expect, test } from 'vitest';
 import { createIFF } from './test/fixture.js';
-import { formatPath, launchTsserver } from './test/tsserver.js';
+import { compareCompletionEntries, formatPath, launchTsserver, simplifyCompletionEntry } from './test/tsserver.js';
 
 // eslint-disable-next-line n/no-extraneous-require
 const reactDtsPath = join(require.resolve('@types/react/package.json'), '../index.d.ts');
 
 describe('Completion', async () => {
-  function simplifyEntry(entries: readonly ts.server.protocol.CompletionEntry[]) {
-    return entries.map((entry) => {
-      return {
-        name: entry.name,
-        sortText: entry.sortText,
-        ...('source' in entry ? { source: entry.source } : {}),
-        ...('insertText' in entry ? { insertText: entry.insertText } : {}),
-      };
-    });
-  }
   const tsserver = launchTsserver();
   const iff = await createIFF({
     'a.tsx': dedent`
@@ -97,14 +86,9 @@ describe('Completion', async () => {
       offset,
     });
     expect(
-      simplifyEntry(res.body?.entries.filter((entry) => entry.name === entryName) ?? []).sort(compareEntries),
-    ).toStrictEqual(expected.sort(compareEntries));
+      simplifyCompletionEntry(res.body?.entries.filter((entry) => entry.name === entryName) ?? []).sort(
+        compareCompletionEntries,
+      ),
+    ).toStrictEqual(expected.sort(compareCompletionEntries));
   });
 });
-
-function compareEntries(
-  a: Partial<ts.server.protocol.CompletionEntry>,
-  b: Partial<ts.server.protocol.CompletionEntry>,
-) {
-  return a.sortText?.localeCompare(b.sortText ?? '') || 0;
-}

packages/ts-plugin/e2e/test/tsserver.ts

@@ -171,3 +171,27 @@ export function mergeSpanGroups(fileSpans: ts.server.protocol.FileSpan[]): Simpl
   }
   return spanGroups;
 }
+
+type SimplifiedCompletionEntry = {
+  name: string;
+  sortText: string;
+  source?: string;
+  insertText?: string;
+};
+
+export function simplifyCompletionEntry(
+  entries: readonly ts.server.protocol.CompletionEntry[],
+): SimplifiedCompletionEntry[] {
+  return entries.map((entry) => {
+    return {
+      name: entry.name,
+      sortText: entry.sortText,
+      ...('source' in entry ? { source: entry.source } : {}),
+      ...('insertText' in entry ? { insertText: entry.insertText } : {}),
+    };
+  });
+}
+
+export function compareCompletionEntries(a: SimplifiedCompletionEntry, b: SimplifiedCompletionEntry) {
+  return a.sortText?.localeCompare(b.sortText ?? '') || 0;
+}