test(student-profile): add empty fallback coverage

Author: mayank200529

models/StudentProfile.empty-fallback.test.ts

@@ -0,0 +1,43 @@
+import mongoose from 'mongoose';
+import { describe, expect, it } from 'vitest';
+import { StudentProfile } from './StudentProfile';
+
+describe('StudentProfile Empty Fallback', () => {
+  it('uses empty string as default phone value', () => {
+    const phonePath = StudentProfile.schema.path('phone') as mongoose.SchemaType & {
+      options: Record<string, unknown>;
+    };
+
+    expect(phonePath.options.default).toBe('');
+  });
+
+  it('uses empty string as default experience description', () => {
+    const experiencePath = StudentProfile.schema.path('experience');
+
+    expect(experiencePath).toBeDefined();
+  });
+
+  it('allows skills to exist as an empty array', () => {
+    const skillsPath = StudentProfile.schema.path('skills') as unknown as {
+      instance: string;
+    };
+
+    expect(skillsPath.instance).toBe('Array');
+  });
+
+  it('allows education to exist as an empty array', () => {
+    const educationPath = StudentProfile.schema.path('education') as unknown as {
+      instance: string;
+    };
+
+    expect(educationPath.instance).toBe('Array');
+  });
+
+  it('allows experience to exist as an empty array', () => {
+    const experiencePath = StudentProfile.schema.path('experience') as unknown as {
+      instance: string;
+    };
+
+    expect(experiencePath.instance).toBe('Array');
+  });
+});