# HG changeset patch
# User goetz
# Date 1501596186 -7200
# Node ID 9465c23e4e0dbed4751d9b64f3813cab7036de96
# Parent  3a86e1e929c7a35584d90ca0ed71ed4dfbda3ae0
8185436: jtreg: introduce @requires property to disable cds tests
Reviewed-by: jiangli, mseledtsov, iklam

diff -r 3a86e1e929c7 -r 9465c23e4e0d test/jtreg-ext/requires/VMProps.java
--- a/test/jtreg-ext/requires/VMProps.java	Tue Aug 08 21:15:58 2017 +0200
+++ b/test/jtreg-ext/requires/VMProps.java	Tue Aug 01 16:03:06 2017 +0200
@@ -71,6 +71,8 @@
         map.put("vm.rtm.cpu", vmRTMCPU());
         map.put("vm.rtm.os", vmRTMOS());
         map.put("vm.aot", vmAOT());
+        // vm.cds is true if the VM is compiled with cds support.
+        map.put("vm.cds", vmCDS());
         vmGC(map); // vm.gc.X = true/false
 
         VMProps.dump(map);
@@ -278,6 +280,19 @@
     }
 
     /**
+     * Check for CDS support.
+     *
+     * @return true if CDS is supported by the VM to be tested.
+     */
+    protected String vmCDS() {
+        if (WB.isCDSIncludedInVmBuild()) {
+            return "true";
+        } else {
+            return "false";
+        }
+    }
+
+    /**
      * Dumps the map to the file if the file name is given as the property.
      * This functionality could be helpful to know context in the real
      * execution.
diff -r 3a86e1e929c7 -r 9465c23e4e0d test/lib/sun/hotspot/WhiteBox.java
--- a/test/lib/sun/hotspot/WhiteBox.java	Tue Aug 08 21:15:58 2017 +0200
+++ b/test/lib/sun/hotspot/WhiteBox.java	Tue Aug 01 16:03:06 2017 +0200
@@ -523,6 +523,7 @@
   public native boolean isShared(Object o);
   public native boolean isSharedClass(Class<?> c);
   public native boolean areSharedStringsIgnored();
+  public native boolean isCDSIncludedInVmBuild();
 
   // Compiler Directive
   public native int addCompilerDirective(String compDirect);