Chore: add test for preact aliasing

parcel-bundler · Dec 11, 2021 · ca600b4 · ca600b4
1 parent 6081742
commit ca600b4
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Showing 6 changed files with 30 additions and 1 deletion.
diff --git a/packages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/index.js b/packages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/index.js
@@ -0,0 +1 @@
+module.exports = <div />;
diff --git a/...tests/test/integration/jsx-automatic-preact-with-alias/node_modules/preact/jsx-runtime.js b/...tests/test/integration/jsx-automatic-preact-with-alias/node_modules/preact/jsx-runtime.js
diff --git a/...n-tests/test/integration/jsx-automatic-preact-with-alias/node_modules/preact/package.json b/...n-tests/test/integration/jsx-automatic-preact-with-alias/node_modules/preact/package.json
diff --git a/...ages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/package.json b/...ages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/package.json
@@ -0,0 +1,12 @@
+{
+  "private": true,
+  "dependencies": {
+    "preact": "^10.5"
+  },
+  "alias": {
+    "react": "preact/compat",
+    "react-dom/test-utils": "preact/test-utils",
+    "react-dom": "preact/compat",
+    "react/jsx-runtime": "preact/jsx-runtime"
+  }
+}
diff --git a/packages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/yarn.lock b/packages/core/integration-tests/test/integration/jsx-automatic-preact-with-alias/yarn.lock
diff --git a/packages/core/integration-tests/test/transpilation.js b/packages/core/integration-tests/test/transpilation.js
@@ -120,7 +120,7 @@ describe('transpilation', function () {
     await bundle(path.join(__dirname, '/integration/jsx-react-alias/index.js'));
 
     let file = await outputFS.readFile(path.join(distDir, 'index.js'), 'utf8');
-    assert(file.includes('React.createElement("div"'));
+    assert(file.includes('h("div"'));
   });
 
   it('should support compiling JSX in JS files with Preact dependency', async function () {
@@ -183,6 +183,19 @@ describe('transpilation', function () {
     assert(file.includes('_jsxRuntime.jsx("div"'));
   });
 
+  it('should support the automatic JSX runtime with preact with alias', async function () {
+    let b = await bundle(
+      path.join(
+        __dirname,
+        '/integration/jsx-automatic-preact-with-alias/index.js',
+      ),
+    );
+
+    let file = await outputFS.readFile(b.getBundles()[0].filePath, 'utf8');
+    assert(file.includes('preact/jsx-runtime'));
+    assert(file.includes('_jsxRuntime.jsx("div"'));
+  });
+
   it('should support the automatic JSX runtime with explicit tsconfig.json', async function () {
     let b = await bundle(
       path.join(__dirname, '/integration/jsx-automatic-tsconfig/index.js'),