Bump Vitest to v4

.github/workflows/integration-tests.yml

@@ -103,18 +103,8 @@ jobs:
           CARGO_PROFILE_RELEASE_LTO: 'off'
           CARGO_TARGET_X86_64_PC_WINDOWS_MSVC_LINKER: 'lld-link'
 
-      - name: Test ${{ matrix.integration }} 1/3
-        run: pnpm run test:integrations ./integrations/${{ matrix.integration }} --shard 1/3
-        env:
-          GITHUB_WORKSPACE: ${{ github.workspace }}
-
-      - name: Test ${{ matrix.integration }} 2/3
-        run: pnpm run test:integrations ./integrations/${{ matrix.integration }} --shard 2/3
-        env:
-          GITHUB_WORKSPACE: ${{ github.workspace }}
-
-      - name: Test ${{ matrix.integration }} 3/3
-        run: pnpm run test:integrations ./integrations/${{ matrix.integration }} --shard 3/3
+      - name: Test ${{ matrix.integration }}
+        run: pnpm run test:integrations ./integrations/${{ matrix.integration }}
         env:
           GITHUB_WORKSPACE: ${{ github.workspace }}
 

package.json

@@ -58,7 +58,7 @@
     "tsup": "^8.5.0",
     "turbo": "^2.5.4",
     "typescript": "^5.5.4",
-    "vitest": "^2.0.5"
+    "vitest": "^4.0.3"
   },
   "packageManager": "pnpm@9.6.0",
   "pnpm": {

packages/@tailwindcss-upgrade/src/codemods/css/migrate-at-apply.test.ts

@@ -28,7 +28,7 @@
     .then((result) => result.css)
 }
 
 it('should not migrate `@apply`, when there are no issues', async () => {
   expect(
     await migrate(css`
       .foo {
@@ -71,7 +71,7 @@
   `)
 })
 
 it('should move the legacy `!` prefix, to the new `!` postfix notation', async () => {
   expect(
     await migrate(css`
       .foo {
@@ -85,35 +85,39 @@
   `)
 })
 
-it('should apply all candidate migration when migrating with a config', async () => {
-  async function migrateWithPrefix(input: string) {
-    return postcss()
-      .use(
-        migrateAtApply({
-          designSystem: await __unstable__loadDesignSystem(
-            css`
-              @import 'tailwindcss' prefix(tw);
-            `,
-            { base: __dirname },
-          ),
-          userConfig: {
-            prefix: 'tw_',
-          },
-        }),
-      )
-      .process(input, { from: expect.getState().testPath })
-      .then((result) => result.css)
-  }
+it(
+  'should apply all candidate migration when migrating with a config',
+  { timeout: 10_000 },
+  async () => {
+    async function migrateWithPrefix(input: string) {
+      return postcss()
+        .use(
+          migrateAtApply({
+            designSystem: await __unstable__loadDesignSystem(
+              css`
+                @import 'tailwindcss' prefix(tw);
+              `,
+              { base: __dirname },
+            ),
+            userConfig: {
+              prefix: 'tw_',
+            },
+          }),
+        )
+        .process(input, { from: expect.getState().testPath })
+        .then((result) => result.css)
+    }
 
-  expect(
-    await migrateWithPrefix(css`
-      .foo {
-        @apply !tw_flex [color:--my-color] tw_bg-gradient-to-t;
-      }
-    `),
-  ).toMatchInlineSnapshot(`
+    expect(
+      await migrateWithPrefix(css`
+        .foo {
+          @apply !tw_flex [color:--my-color] tw_bg-gradient-to-t;
+        }
+      `),
+    ).toMatchInlineSnapshot(`
     ".foo {
       @apply tw:flex! tw:text-(--my-color) tw:bg-linear-to-t;
     }"
   `)
-})
+  },
+)