feat: test case for passing in unknown flags

webpack · Feb 10, 2020 · 8f58e12 · 8f58e12
1 parent 237887b
commit 8f58e12
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/test/default/default.test.js b/test/default/default.test.js
@@ -0,0 +1,9 @@
+const { run } = require('../utils/test-utils');
+
+describe('default behaviour', () => {
+    it('shows up help information if an unknown flag is supplied', () => {
+        const { stderr } = run(__dirname, ['--unknown']);
+        expect(stderr).toBeTruthy();
+        expect(stderr).toContain('Unknown argument: --unknown');
+    });
+});