test(icons): add type compiler validation coverage

Author: Srishti-Gupta74

app/components/Icons.type-compiler.test.tsx

@@ -0,0 +1,45 @@
+import { describe, expectTypeOf, it } from 'vitest';
+import { CopyIcon, ZapIcon, BoxIcon, CheckIcon, CloseIcon } from './Icons';
+
+describe('Icons Type Compiler Validation', () => {
+  it('exports icon components as functions', () => {
+    expectTypeOf(CopyIcon).toBeFunction();
+    expectTypeOf(ZapIcon).toBeFunction();
+    expectTypeOf(BoxIcon).toBeFunction();
+    expectTypeOf(CheckIcon).toBeFunction();
+    expectTypeOf(CloseIcon).toBeFunction();
+  });
+
+  it('accepts no parameters for icon components', () => {
+    expectTypeOf(CopyIcon).parameters.toEqualTypeOf<[]>();
+    expectTypeOf(ZapIcon).parameters.toEqualTypeOf<[]>();
+    expectTypeOf(BoxIcon).parameters.toEqualTypeOf<[]>();
+    expectTypeOf(CheckIcon).parameters.toEqualTypeOf<[]>();
+    expectTypeOf(CloseIcon).parameters.toEqualTypeOf<[]>();
+  });
+
+  it('all icon components return compatible types', () => {
+    expectTypeOf<ReturnType<typeof CopyIcon>>().toEqualTypeOf<ReturnType<typeof ZapIcon>>();
+
+    expectTypeOf<ReturnType<typeof ZapIcon>>().toEqualTypeOf<ReturnType<typeof BoxIcon>>();
+
+    expectTypeOf<ReturnType<typeof BoxIcon>>().toEqualTypeOf<ReturnType<typeof CheckIcon>>();
+
+    expectTypeOf<ReturnType<typeof CheckIcon>>().toEqualTypeOf<ReturnType<typeof CloseIcon>>();
+  });
+
+  it('maintains compatible return types across icons', () => {
+    expectTypeOf<ReturnType<typeof CopyIcon>>().toEqualTypeOf<ReturnType<typeof ZapIcon>>();
+
+    expectTypeOf<ReturnType<typeof BoxIcon>>().toEqualTypeOf<ReturnType<typeof CheckIcon>>();
+
+    expectTypeOf<ReturnType<typeof CheckIcon>>().toEqualTypeOf<ReturnType<typeof CloseIcon>>();
+  });
+
+  it('all icon components share the same callable signature', () => {
+    expectTypeOf(CopyIcon).toEqualTypeOf<typeof ZapIcon>();
+    expectTypeOf(ZapIcon).toEqualTypeOf<typeof BoxIcon>();
+    expectTypeOf(BoxIcon).toEqualTypeOf<typeof CheckIcon>();
+    expectTypeOf(CheckIcon).toEqualTypeOf<typeof CloseIcon>();
+  });
+});