# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1371045883 -7200
# Node ID 16dfdc920e7751c1702a3f1f7dec19e25f61a212
# Parent  767ef799b32375e0ce96f6c3a5ce42d409d7e72e
unittest/aot: add testcase for string objects

diff -r 767ef799b323 -r 16dfdc920e77 graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/AheadOfTimeCompilationTest.java
--- a/graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/AheadOfTimeCompilationTest.java	Wed Jun 12 16:04:43 2013 +0200
+++ b/graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/AheadOfTimeCompilationTest.java	Wed Jun 12 16:04:43 2013 +0200
@@ -54,6 +54,7 @@
 public class AheadOfTimeCompilationTest extends GraalCompilerTest {
 
     public static final Object STATICFINALOBJECT = new Object();
+    public static final String STATICFINALSTRING = "test string";
 
     public static Object getStaticFinalObject() {
         return AheadOfTimeCompilationTest.STATICFINALOBJECT;
@@ -136,6 +137,34 @@
         assertEquals(0, result.getNodes(ReadNode.class).count());
     }
 
+    public static String getStringObject() {
+        return AheadOfTimeCompilationTest.STATICFINALSTRING;
+    }
+
+    @Test
+    public void testStringObjectAOT() {
+        // embedded strings are fine
+        testStringObjectCommon(true);
+    }
+
+    @Test
+    public void testStringObject() {
+        testStringObjectCommon(false);
+    }
+
+    private void testStringObjectCommon(boolean compileAOT) {
+        StructuredGraph result = compile("getStringObject", compileAOT);
+
+        NodeIterable<ConstantNode> filter = result.getNodes().filter(ConstantNode.class);
+        assertEquals(1, filter.count());
+        Object mirror = filter.first().asConstant().asObject();
+        assertEquals(String.class, mirror.getClass());
+        assertEquals("test string", mirror);
+
+        assertEquals(0, result.getNodes(FloatingReadNode.class).count());
+        assertEquals(0, result.getNodes(ReadNode.class).count());
+    }
+
     private StructuredGraph compile(String test, boolean compileAOT) {
         StructuredGraph graph = parse(test);
         ResolvedJavaMethod method = graph.method();