8270184: [TESTBUG] Add coverage for jvmci ResolvedJavaType.toJavaName…

…() for lambdas Backport-of: 6a9bc10
openjdk · Jul 13, 2021 · 23918db · 23918db · openjdk-notifier · Jul 13, 2021
1 parent d4e4828
commit 23918db
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/...ompiler/jvmci/jdk.vm.ci.runtime.test/src/jdk/vm/ci/runtime/test/TestResolvedJavaType.java b/...ompiler/jvmci/jdk.vm.ci.runtime.test/src/jdk/vm/ci/runtime/test/TestResolvedJavaType.java
@@ -178,6 +178,19 @@ class LocalClass {}
         assertEquals(lambdaType.getHostClass(), nestedLambdaType.getHostClass());
     }
 
+    @Test
+    public void internalNameTest() {
+        // Verify that the last slash in lambda types are not replaced with a '.' as they
+        // are part of the type name.
+        Supplier<Runnable> lambda = () -> () -> System.out.println("run");
+        ResolvedJavaType lambdaType = metaAccess.lookupJavaType(lambda.getClass());
+        String typeName = lambdaType.getName();
+        int typeNameLen = TestResolvedJavaType.class.getSimpleName().length();
+        int index = typeName.indexOf(TestResolvedJavaType.class.getSimpleName());
+        String suffix = typeName.substring(index + typeNameLen, typeName.length() - 1);
+        assertEquals(TestResolvedJavaType.class.getName() + suffix, lambdaType.toJavaName());
+    }
+
     @Test
     public void getModifiersTest() {
         for (Class<?> c : classes) {