Add test for side effects directive

vercel · Mar 7, 2025 · c20b83f · c20b83f
1 parent 77129c6
commit c20b83f
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Showing 5 changed files with 23 additions and 0 deletions.
diff --git a/...bopack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/index.js b/...bopack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/index.js
@@ -0,0 +1,10 @@
+import { foo } from './lib/index.js'
+
+it('should respect side effects directive', () => {
+  expect(foo).toBe(789)
+
+  const modules = Object.keys(__turbopack_modules__)
+  expect(modules).toContainEqual(expect.stringContaining('input/lib/foo'))
+  expect(modules).not.toContainEqual(expect.stringContaining('input/lib/index'))
+  expect(modules).not.toContainEqual(expect.stringContaining('input/lib/bar'))
+})
diff --git a/...pack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/bar.js b/...pack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/bar.js
@@ -0,0 +1,3 @@
+"use turbopack no side effects"
+
+export const bar = 123;
diff --git a/...pack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/foo.js b/...pack-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/foo.js
@@ -0,0 +1,3 @@
+"use turbopack no side effects"
+
+export const foo = 789;
diff --git a/...ck-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/index.js b/...ck-tests/tests/execution/turbopack/side-effects-optimization/directive/input/lib/index.js
@@ -0,0 +1,4 @@
+"use turbopack no side effects"
+
+export {foo} from "./foo";
+export {bar} from "./bar";
diff --git a/...urbopack-tests/tests/execution/turbopack/side-effects-optimization/directive/options.json b/...urbopack-tests/tests/execution/turbopack/side-effects-optimization/directive/options.json
@@ -0,0 +1,3 @@
+{
+  "treeShakingMode": "reexports-only"
+}
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		@@ -0,0 +1,3 @@
		"use turbopack no side effects"

		export const bar = 123;
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,3 @@
		"use turbopack no side effects"

		export const foo = 789;