From 658bd1304bbb0a53a27ef92103ffaa68ea777192 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20R=C3=BChl?= <sruehl@apache.org>
Date: Thu, 4 Sep 2025 14:24:01 +0200
Subject: [PATCH] test(golang): proof that enums can be dodged

---
 .../codegen/go/GoClientCodegenTest.java       | 26 ++++++++++
 .../test/resources/3_1/enum_collision.yaml    | 48 +++++++++++++++++++
 2 files changed, 74 insertions(+)
 create mode 100644 modules/openapi-generator/src/test/resources/3_1/enum_collision.yaml

diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/go/GoClientCodegenTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/go/GoClientCodegenTest.java
index 15140317d543..c8a9d889e3b3 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/go/GoClientCodegenTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/go/GoClientCodegenTest.java
@@ -375,6 +375,32 @@ public void testAdditionalPropertiesWithGoMod() throws Exception {
         TestUtils.assertFileExists(goSumFile);
     }
 
+    @Test
+    public void testAdditionalPropertiesPrefixEnums() throws Exception {
+        File output = Files.createTempDirectory("test").toFile();
+        output.deleteOnExit();
+
+        final CodegenConfigurator configurator = new CodegenConfigurator()
+                .setGeneratorName("go")
+                .setInputSpec("src/test/resources/3_1/enum_collision.yaml")
+                .setOutputDir(output.getAbsolutePath().replace("\\", "/"))
+                .addAdditionalProperty("enumClassPrefix", "true")
+                .addInlineSchemaOption("RESOLVE_INLINE_ENUMS", "true");
+
+        DefaultGenerator generator = new DefaultGenerator();
+        List<File> files = generator.opts(configurator.toClientOptInput()).generate();
+        System.out.println(files);
+        files.forEach(File::deleteOnExit);
+
+        Path petFile = Paths.get(output + "/model_pet_status.go");
+        TestUtils.assertFileExists(petFile);
+        TestUtils.assertFileContains(petFile, "PETSTATUS_SOLD");
+
+        Path machineFile = Paths.get(output + "/model_machine_status.go");
+        TestUtils.assertFileExists(machineFile);
+        TestUtils.assertFileContains(machineFile, "MACHINESTATUS_SOLD");
+    }
+
     @Test
     public void testAdditionalPropertiesWithoutGoMod() throws Exception {
         File output = Files.createTempDirectory("test").toFile();
diff --git a/modules/openapi-generator/src/test/resources/3_1/enum_collision.yaml b/modules/openapi-generator/src/test/resources/3_1/enum_collision.yaml
new file mode 100644
index 000000000000..d209534dd977
--- /dev/null
+++ b/modules/openapi-generator/src/test/resources/3_1/enum_collision.yaml
@@ -0,0 +1,48 @@
+openapi: 3.1.0
+info:
+  title: TEST
+  description: |-
+    ## TEST
+  version: 1.0.0
+
+servers:
+  - url: /v3
+    description: Major version of service
+
+paths:
+  /agreements:
+    get:
+      operationId: readAPet
+      responses:
+        "200":
+          description: OK
+          content:
+            '*/*':
+              schema:
+                $ref: '#/components/schemas/Pet'
+components:
+  schemas:
+    Pet:
+      title: a Pet
+      description: A pet for sale in the pet store
+      type: object
+      properties:
+        status:
+          type: string
+          description: pet status in the store
+          enum:
+            - available
+            - pending
+            - sold
+    Machine:
+      title: a Machine
+      description: A machine for sale in the pet store
+      type: object
+      properties:
+        status:
+          type: string
+          description: machine status in the store
+          enum:
+            - available
+            - pending
+            - sold
\ No newline at end of file