From a49dc6ef9dfd73b2e5eb4320c940a3ce336782b5 Mon Sep 17 00:00:00 2001
From: Alar Aule <alar.aule@gmail.com>
Date: Mon, 26 Feb 2024 09:07:56 +0200
Subject: [PATCH] grails-core issue
 https://github.com/grails/grails-core/issues/11318 apply Generated annotation
 to RenderConverterTrait method, to improve test coverage reports (#15)

---
 .../converters/RenderConverterTrait.groovy    |  2 ++
 .../RenderConverterTraitGeneratedSpec.groovy  | 22 +++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 src/test/groovy/org/grails/compiler/web/converters/RenderConverterTraitGeneratedSpec.groovy

diff --git a/src/main/groovy/org/grails/compiler/web/converters/RenderConverterTrait.groovy b/src/main/groovy/org/grails/compiler/web/converters/RenderConverterTrait.groovy
index 2405a985086..10929dde15c 100644
--- a/src/main/groovy/org/grails/compiler/web/converters/RenderConverterTrait.groovy
+++ b/src/main/groovy/org/grails/compiler/web/converters/RenderConverterTrait.groovy
@@ -1,6 +1,7 @@
 package org.grails.compiler.web.converters
 
 import grails.artefact.Enhances
+import groovy.transform.Generated
 import org.grails.web.converters.Converter
 import org.grails.web.servlet.mvc.GrailsWebRequest
 import org.springframework.web.context.request.RequestContextHolder
@@ -15,6 +16,7 @@ trait RenderConverterTrait {
      *
      * @param converter The converter to render
      */
+    @Generated
     void render(Converter<?> converter) {
         GrailsWebRequest webRequest = (GrailsWebRequest)RequestContextHolder.currentRequestAttributes()
         HttpServletResponse response = webRequest.currentResponse
diff --git a/src/test/groovy/org/grails/compiler/web/converters/RenderConverterTraitGeneratedSpec.groovy b/src/test/groovy/org/grails/compiler/web/converters/RenderConverterTraitGeneratedSpec.groovy
new file mode 100644
index 00000000000..96548f0f2e5
--- /dev/null
+++ b/src/test/groovy/org/grails/compiler/web/converters/RenderConverterTraitGeneratedSpec.groovy
@@ -0,0 +1,22 @@
+package org.grails.compiler.web.converters
+
+import grails.web.Action
+import groovy.transform.Generated
+import spock.lang.Specification
+
+import java.lang.reflect.Method
+
+class ControllerTraitGeneratedSpec extends Specification {
+
+    void "test that all RenderConverter trait methods are marked as Generated"() {
+        expect: "all RenderConverter methods are marked as Generated on implementation class"
+        RenderConverterTrait.getMethods().each { Method traitMethod ->
+            assert TestConverter.class.getMethod(traitMethod.name, traitMethod.parameterTypes).isAnnotationPresent(Generated)
+        }
+    }
+}
+
+class TestConverter implements RenderConverterTrait {
+    
+}
+