test(resume-parser): add type compiler coverage

Author: chavanGaneshDatta

lib/resume-parser.type-compiler.test.ts

@@ -0,0 +1,35 @@
+// lib/resume-parser.type-compiler.test.ts
+
+import { describe, expectTypeOf, it } from 'vitest';
+import { parseResume, ALLOWED_MIME_TYPES, MAX_FILE_SIZE } from './resume-parser';
+
+import type { ParsedResume, Education, Experience } from '@/types/student';
+
+describe('Resume Parser Type Compiler Validation', () => {
+  it('returns a Promise of ParsedResume', () => {
+    expectTypeOf(parseResume).returns.toEqualTypeOf<Promise<ParsedResume>>();
+  });
+
+  it('accepts expected parseResume parameter types', () => {
+    expectTypeOf(parseResume).parameters.toEqualTypeOf<[Buffer, string]>();
+  });
+
+  it('validates ParsedResume structure', () => {
+    expectTypeOf<ParsedResume>().toMatchTypeOf({
+      name: '',
+      email: '',
+      phone: '',
+      skills: [] as string[],
+      education: [] as Education[],
+      experience: [] as Experience[],
+    });
+  });
+
+  it('enforces allowed mime types array typing', () => {
+    expectTypeOf(ALLOWED_MIME_TYPES).toEqualTypeOf<string[]>();
+  });
+
+  it('enforces MAX_FILE_SIZE numeric typing', () => {
+    expectTypeOf(MAX_FILE_SIZE).toEqualTypeOf<number>();
+  });
+});