test/jdk/jdk/jfr/api/metadata/valuedescriptor/TestGetAnnotations.java
changeset 50113 caf115bb98ad
child 51214 67736b4846a0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/metadata/valuedescriptor/TestGetAnnotations.java	Tue May 15 20:24:34 2018 +0200
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package jdk.jfr.api.metadata.valuedescriptor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import jdk.jfr.AnnotationElement;
+import jdk.jfr.Description;
+import jdk.jfr.Event;
+import jdk.jfr.EventType;
+import jdk.jfr.Label;
+import jdk.jfr.Name;
+import jdk.jfr.ValueDescriptor;
+import jdk.test.lib.Asserts;
+
+/*
+ * @test
+ * @summary Test ValueDescriptor.getAnnotations()
+ * @key jfr
+ * @library /test/lib
+ * @run main/othervm jdk.jfr.api.metadata.valuedescriptor.TestGetAnnotations
+ */
+public class TestGetAnnotations {
+
+    public static void main(String[] args) throws Throwable {
+        EventType type = EventType.getEventType(MyEvent.class);
+
+        List<String> actual = new ArrayList<>();
+        for (ValueDescriptor d : type.getFields()) {
+            String descName = d.getName();
+            for (AnnotationElement a : d.getAnnotationElements()) {
+                String annName = a.getTypeName();
+                String annValue = a.getValue("value").toString();
+                actual.add(String.format("%s: %s = %s", descName, annName, annValue));
+            }
+        }
+
+        System.out.println("Actual annotations:");
+        for (String s : actual) {
+            System.out.println(s);
+        }
+
+        String[] expected = {
+            "myShortName: jdk.jfr.Label = myShortLabel",
+            "myShortName: jdk.jfr.Description = myShortDesc",
+            "myLongName: jdk.jfr.Description = myLongDesc",
+            "myLongName: jdk.jfr.Label = myLongLabel",
+        };
+
+        for (String s : expected) {
+            if (!actual.contains(s)) {
+                System.out.println("Expected annotation missing: " + s);
+                Asserts.fail("Not all expected annotations found");
+            }
+        }
+    }
+
+
+    private static class MyEvent extends Event {
+        @Label("myShortLabel")
+        @Description("myShortDesc")
+        @Name("myShortName")
+        public short myShort;
+
+        @Name("myLongName")
+        @Description("myLongDesc")
+        @Label("myLongLabel")
+        public long myLong;
+    }
+}