update tests to vitest

Author: davidtaylorhq

packages/babel/test/as-input-plugin.mjs

@@ -595,42 +595,39 @@ test('works as a CJS plugin', async () => {
   expect(code.includes('const')).toBe(false);
 });
 
-test('works in parallel', async (t) => {
+test('works in parallel', async () => {
   const bundle = await rollup({
     input: `${FIXTURES}proposal-decorators/main.js`,
     plugins: [babelPlugin({ parallel: true })]
   });
   const code = await getCode(bundle);
 
-  t.true(code.includes('_createClass'), 'decorator was applied');
+  expect(code.includes('_createClass')).toBe(true);
 });
 
-test('works in parallel with specified worker count', async (t) => {
+test('works in parallel with specified worker count', async () => {
   const code = await generate('basic/main.js', { parallel: 2 });
-  t.false(code.includes('const'));
-  t.true(code.includes('var answer = 42'));
-});
-
-test('throws when using parallel with non-serializable babel options', async (t) => {
-  await t.throwsAsync(
-    () =>
-      generate('basic/main.js', {
-        parallel: true,
-        plugins: [
-          // Functions are not serializable
-          function customPlugin() {
-            return { visitor: {} };
-          }
-        ]
-      }),
-    {
-      message:
-        /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
-    }
+  expect(code.includes('const')).toBe(false);
+  expect(code.includes('var answer = 42')).toBe(true);
+});
+
+test('throws when using parallel with non-serializable babel options', async () => {
+  await expect(() =>
+    generate('basic/main.js', {
+      parallel: true,
+      plugins: [
+        // Functions are not serializable
+        function customPlugin() {
+          return { visitor: {} };
+        }
+      ]
+    })
+  ).rejects.toThrow(
+    /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
   );
 });
 
-test('throws when using parallel with config override', (t) => {
+test('throws when using parallel with config override', () => {
   const customBabelPlugin = createBabelInputPluginFactory(() => {
     return {
       config(cfg) {
@@ -639,13 +636,12 @@ test('throws when using parallel with config override', (t) => {
     };
   });
 
-  t.throws(() => customBabelPlugin({ babelHelpers: 'bundled', parallel: true }), {
-    message:
-      /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
-  });
+  expect(() => customBabelPlugin({ babelHelpers: 'bundled', parallel: true })).toThrow(
+    /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
+  );
 });
 
-test('throws when using parallel with result override', (t) => {
+test('throws when using parallel with result override', () => {
   const customBabelPlugin = createBabelInputPluginFactory(() => {
     return {
       result(result) {
@@ -654,8 +650,7 @@ test('throws when using parallel with result override', (t) => {
     };
   });
 
-  t.throws(() => customBabelPlugin({ babelHelpers: 'bundled', parallel: true }), {
-    message:
-      /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
-  });
+  expect(() => customBabelPlugin({ babelHelpers: 'bundled', parallel: true })).toThrow(
+    /Cannot use "parallel" mode alongside custom overrides or non-serializable Babel options/
+  );
 });