test/sun/tools/jhsdb/BasicLauncherTest.java

@@ -29,21 +29,26 @@
  * @build jdk.testlibrary.*
  * @build jdk.test.lib.apps.*
  * @run main BasicLauncherTest
  */
 
+import static jdk.testlibrary.Asserts.assertTrue;
+import static jdk.testlibrary.Asserts.fail;
+
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Arrays;
 import jdk.testlibrary.JDKToolLauncher;
 import jdk.testlibrary.Utils;
 import jdk.testlibrary.OutputAnalyzer;
 import jdk.testlibrary.ProcessTools;
 import jdk.test.lib.apps.LingeredApp;
+import jdk.test.lib.hprof.HprofParser;
 import jdk.testlibrary.Platform;
 
 public class BasicLauncherTest {
 
     private final static String toolName = "jhsdb";

@@ -97,11 +102,11 @@
     public static void launch(String expectedMessage, List<String> toolArgs)
         throws IOException {
 
         System.out.println("Starting LingeredApp");
         try {
-            theApp = LingeredApp.startApp();
+            theApp = LingeredApp.startApp(Arrays.asList("-Xmx256m"));
 
             System.out.println("Starting " + toolName + " " + toolArgs.get(0) + " against " + theApp.getPid());
             JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK(toolName);
 
             for (String cmd : toolArgs) {

@@ -127,10 +132,32 @@
         throws IOException {
 
         launch(expectedMessage, Arrays.asList(toolArgs));
     }
 
+    public static void testHeapDump() throws IOException {
+        File dump = new File("jhsdb.jmap.dump." +
+                             System.currentTimeMillis() + ".hprof");
+        if (dump.exists()) {
+            dump.delete();
+        }
+        dump.deleteOnExit();
+
+        launch("heap written to", "jmap",
+               "--binaryheap", "--dumpfile=" + dump.getAbsolutePath());
+
+        assertTrue(dump.exists() && dump.isFile(),
+                   "Could not create dump file " + dump.getAbsolutePath());
+
+        try {
+            HprofParser.parse(dump);
+        } catch (Exception e) {
+            e.printStackTrace();
+            fail("Could not parse dump file " + dump.getAbsolutePath());
+        }
+    }
+
     public static void main(String[] args)
         throws IOException {
 
         if (!Platform.shouldSAAttach()) {
             // Silently skip the test if we don't have enough permissions to attach

@@ -143,10 +170,12 @@
         launch("No deadlocks found", "jstack");
         launch("compiler detected", "jmap");
         launch("Java System Properties", "jinfo");
         launch("java.threads", "jsnap");
 
+        testHeapDump();
+
         // The test throws RuntimeException on error.
         // IOException is thrown if LingeredApp can't start because of some bad
         // environment condition
         System.out.println("Test PASSED");
     }