From 372a234a17b8e018886f405984ac4eed14252149 Mon Sep 17 00:00:00 2001
From: Kuan-Ying Chou <kuanyingchou@google.com>
Date: Thu, 11 Apr 2024 13:17:15 +0100
Subject: [PATCH] Test nested type annotations

---
 .../testData/annotationValue/java.kt                | 13 +++++++++++++
 .../ksp/processor/AnnotationArgumentProcessor.kt    |  7 +++++++
 test-utils/testData/api/annotationValue_java.kt     | 13 +++++++++++++
 3 files changed, 33 insertions(+)

diff --git a/kotlin-analysis-api/testData/annotationValue/java.kt b/kotlin-analysis-api/testData/annotationValue/java.kt
index 323b3d92a6..7df6d37ad1 100644
--- a/kotlin-analysis-api/testData/annotationValue/java.kt
+++ b/kotlin-analysis-api/testData/annotationValue/java.kt
@@ -31,6 +31,19 @@
 // 31
 // [warning1, warning 2]
 // END
+// FILE: Test.java
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+@Target({ElementType.TYPE, ElementType.TYPE_USE})
+@interface A {
+    int i();
+}
+@Target({ElementType.TYPE, ElementType.TYPE_USE})
+@interface B {
+    A a();
+}
+interface Parent {}
+class Sub implements @B(a = @A(i = 42)) Parent {}
 // FILE: a.kt
 
 enum class RGB {
diff --git a/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AnnotationArgumentProcessor.kt b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AnnotationArgumentProcessor.kt
index 68e263c641..4c2903c8b1 100644
--- a/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AnnotationArgumentProcessor.kt
+++ b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AnnotationArgumentProcessor.kt
@@ -20,6 +20,7 @@ package com.google.devtools.ksp.processor
 import com.google.devtools.ksp.getClassDeclarationByName
 import com.google.devtools.ksp.processing.Resolver
 import com.google.devtools.ksp.symbol.KSAnnotated
+import com.google.devtools.ksp.symbol.KSAnnotation
 import com.google.devtools.ksp.symbol.KSType
 import com.google.devtools.ksp.symbol.KSValueArgument
 import com.google.devtools.ksp.symbol.KSVisitorVoid
@@ -29,6 +30,12 @@ class AnnotationArgumentProcessor : AbstractTestProcessor() {
     val visitor = ArgumentVisitor()
 
     override fun process(resolver: Resolver): List<KSAnnotated> {
+        resolver.getClassDeclarationByName("Sub")!!.let { cls ->
+            cls.superTypes.single().annotations.single().let { typeAnnotation ->
+                val a = typeAnnotation.arguments.single().value as KSAnnotation
+                println(a.arguments)
+            }
+        }
         resolver.getSymbolsWithAnnotation("Bar", true).forEach {
             it.annotations.forEach { it.arguments.forEach { it.accept(visitor, Unit) } }
         }
diff --git a/test-utils/testData/api/annotationValue_java.kt b/test-utils/testData/api/annotationValue_java.kt
index 448ea5e0ec..f0bbff8dfa 100644
--- a/test-utils/testData/api/annotationValue_java.kt
+++ b/test-utils/testData/api/annotationValue_java.kt
@@ -31,6 +31,19 @@
 // 31
 // [warning1, warning 2]
 // END
+// FILE: Test.java
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+@Target({ElementType.TYPE, ElementType.TYPE_USE})
+@interface A {
+    int i();
+}
+@Target({ElementType.TYPE, ElementType.TYPE_USE})
+@interface B {
+    A a();
+}
+interface Parent {}
+class Sub implements @B(a = @A(i = 42)) Parent {}
 // FILE: a.kt
 
 enum class RGB {