Fix for windows

Author: cspotcode

src/test/index.spec.ts

@@ -1072,26 +1072,40 @@ test('Falls back to transpileOnly when ts compiler returns emitSkipped', async (
 });
 
 test.suite('node environment', (test) => {
-  test('Sets argv and execArgv correctly in forked processes', async (t) => {
-    const { err, stderr, stdout } = await exec(
-      `node --no-warnings ${BIN_PATH} --skipIgnore ./recursive-fork/index.ts argv2`
+  test.suite('Sets argv and execArgv correctly in forked processes', (test) => {
+    forkTest(`node --no-warnings ${BIN_PATH_JS}`, BIN_PATH_JS, '--no-warnings');
+    forkTest(
+      `${BIN_PATH}`,
+      process.platform === 'win32' ? BIN_PATH_JS : BIN_PATH
     );
-    expect(err).toBeNull();
-    expect(stderr).toBe('');
-    const generations = stdout.split('\n');
-    const expectation = {
-      execArgv: ['--no-warnings', BIN_PATH_JS, '--skipIgnore'],
-      argv: [
-        // Note: argv[0] is BIN_PATH in parent, BIN_PATH_JS in child & grandchild
-        BIN_PATH,
-        resolve(TEST_DIR, 'recursive-fork/index.ts'),
-        'argv2',
-      ],
-    };
-    expect(JSON.parse(generations[0])).toMatchObject(expectation);
-    expectation.argv[0] = BIN_PATH_JS;
-    expect(JSON.parse(generations[1])).toMatchObject(expectation);
-    expect(JSON.parse(generations[2])).toMatchObject(expectation);
+
+    function forkTest(
+      command: string,
+      expectParentArgv0: string,
+      nodeFlag?: string
+    ) {
+      test(command, async (t) => {
+        const { err, stderr, stdout } = await exec(
+          `${command} --skipIgnore ./recursive-fork/index.ts argv2`
+        );
+        expect(err).toBeNull();
+        expect(stderr).toBe('');
+        const generations = stdout.split('\n');
+        const expectation = {
+          execArgv: [nodeFlag, BIN_PATH_JS, '--skipIgnore'].filter((v) => v),
+          argv: [
+            // Note: argv[0] is *always* BIN_PATH_JS in child & grandchild
+            expectParentArgv0,
+            resolve(TEST_DIR, 'recursive-fork/index.ts'),
+            'argv2',
+          ],
+        };
+        expect(JSON.parse(generations[0])).toMatchObject(expectation);
+        expectation.argv[0] = BIN_PATH_JS;
+        expect(JSON.parse(generations[1])).toMatchObject(expectation);
+        expect(JSON.parse(generations[2])).toMatchObject(expectation);
+      });
+    }
   });
 });