test(theme-switch): add type compiler validation coverage

Author: navyabansal21

app/components/theme-switch.type-compiler.test.tsx

@@ -0,0 +1,38 @@
+import { describe, expectTypeOf, it } from 'vitest';
+import { createAnimation, type AnimationStart, type AnimationVariant } from './theme-switch';
+
+describe('ThemeSwitch Type Compiler Validation', () => {
+  it('validates AnimationVariant union values', () => {
+    expectTypeOf<AnimationVariant>().toEqualTypeOf<
+      'circle' | 'rectangle' | 'gif' | 'polygon' | 'circle-blur'
+    >();
+  });
+
+  it('validates AnimationStart type', () => {
+    expectTypeOf<AnimationStart>().toBeString();
+  });
+
+  it('ensures createAnimation returns required structure', () => {
+    const animation = createAnimation('circle');
+
+    expectTypeOf(animation.name).toBeString();
+    expectTypeOf(animation.css).toBeString();
+  });
+
+  it('accepts optional parameters without compile errors', () => {
+    const animation = createAnimation('circle');
+
+    expectTypeOf(animation.name).toBeString();
+    expectTypeOf(animation.css).toBeString();
+  });
+
+  it('accepts valid exported types in createAnimation', () => {
+    const variant: AnimationVariant = 'circle';
+    const start: AnimationStart = 'center';
+
+    const animation = createAnimation(variant, start);
+
+    expectTypeOf(animation.name).toBeString();
+    expectTypeOf(animation.css).toBeString();
+  });
+});