From 5628e8c5231cad92aec39722c23aa447a90ddf7b Mon Sep 17 00:00:00 2001
From: nxht <hanguyl91@gmail.com>
Date: Fri, 10 Jan 2025 13:31:24 +0900
Subject: [PATCH 1/2] fix: missing ApiProperty enum undefined handling

---
 lib/decorators/api-property.decorator.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/decorators/api-property.decorator.ts b/lib/decorators/api-property.decorator.ts
index c701ca860..36b75b73c 100644
--- a/lib/decorators/api-property.decorator.ts
+++ b/lib/decorators/api-property.decorator.ts
@@ -64,7 +64,7 @@ export function createApiPropertyDecorator(
       enum: enumValues
     };
     delete options.enum;
-  } else if ('enum' in options) {
+  } else if ('enum' in options && options.enum !== undefined) {
     const enumValues = getEnumValues(options.enum);
 
     options.enum = enumValues;

From 218dfbe3eccd79d5d379c05eb0897e3e15e1c528 Mon Sep 17 00:00:00 2001
From: nxht <hanguyl91@gmail.com>
Date: Fri, 10 Jan 2025 13:40:26 +0900
Subject: [PATCH 2/2] test: add undefined enum test

---
 test/services/schema-object-factory.spec.ts | 22 +++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/test/services/schema-object-factory.spec.ts b/test/services/schema-object-factory.spec.ts
index 7db75e122..1c4427a15 100644
--- a/test/services/schema-object-factory.spec.ts
+++ b/test/services/schema-object-factory.spec.ts
@@ -551,6 +551,28 @@ describe('SchemaObjectFactory', () => {
         required: ['arrayOfObjects']
       });
     });
+
+    it('should not use undefined enum', () => {
+      class TestDto {
+        @ApiProperty({
+          type: 'string',
+          enum: undefined
+        })
+        testString: string;
+      }
+
+      const schemas = {};
+      schemaObjectFactory.exploreModelSchema(TestDto, schemas);
+      expect(schemas[TestDto.name]).toEqual({
+        type: 'object',
+        properties: {
+          testString: {
+            type: 'string'
+          }
+        },
+        required: ['testString']
+      });
+    });
   });
 
   describe('createEnumSchemaType', () => {