Chore: add test case for importing swc/helpers in script without module

parcel-bundler · Jan 23, 2022 · f040669 · f040669
1 parent e1a88ed
commit f040669
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Showing 2 changed files with 33 additions and 0 deletions.
diff --git a/packages/core/integration-tests/test/html.js b/packages/core/integration-tests/test/html.js
@@ -1408,6 +1408,30 @@ describe('html', function () {
     assert(errored);
   });
 
+  it('should not includes imports of @swc/helpers in scripts without type="module"', async function () {
+    await bundle(
+      path.join(
+        __dirname,
+        '/integration/html-js-not-import-swc-handler-on-script/index.html',
+      ),
+      {
+        defaultTargetOptions: {
+          engines: {
+            // https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Destructuring_assignment
+            browsers: 'Chrome 48',
+          },
+        },
+      },
+    );
+
+    let html = await outputFS.readFile(
+      path.join(distDir, 'index.html'),
+      'utf8',
+    );
+    assert(!html.includes('swc/helpers'));
+    assert(html.includes('_slicedToArray'));
+  });
+
   it('should allow imports and requires in inline <script> tags', async function () {
     let b = await bundle(
       path.join(__dirname, '/integration/html-inline-js-require/index.html'),

diff --git a/...re/integration-tests/test/integration/html-js-not-import-swc-handler-on-script/index.html b/...re/integration-tests/test/integration/html-js-not-import-swc-handler-on-script/index.html
@@ -0,0 +1,9 @@
+<html>
+    <script>
+        function arr() {
+            return [1, 2, 3];
+        }
+        const [a, b, c] = arr();
+        console.log(a, b, c);
+    </script>
+</html>