Make test 044-proxy less flaky

Stop the JIT before filling up the heap.

Bug: 69836158
Test: test-art-host

Change-Id: Idb488b645cbab1eb3b2eb64f316b79b1bf4e61af

2 files changed, 11 insertions, 11 deletions

diff --git a/test/044-proxy/src/Main.java b/test/044-proxy/src/Main.java
index e44c122e3d..7b70e65b8c 100644
--- a/test/044-proxy/src/Main.java
+++ b/test/044-proxy/src/Main.java
@@ -54,4 +54,8 @@ public class Main {
     private static final HashMap<String, String> proxyClassNameMap = new HashMap<String, String>();
 
     private static int uniqueTestProxyClassNum = 0;
+
+    static native void startJit();
+    static native void stopJit();
+    static native void waitForCompilation();
 }
diff --git a/test/044-proxy/src/OOMEOnDispatch.java b/test/044-proxy/src/OOMEOnDispatch.java
index 94f267980d..2ee57926ae 100644
--- a/test/044-proxy/src/OOMEOnDispatch.java
+++ b/test/044-proxy/src/OOMEOnDispatch.java
@@ -32,6 +32,11 @@ public class OOMEOnDispatch implements InvocationHandler {
                 OOMEInterface.class.getClassLoader(), new Class[] { OOMEInterface.class },
                 handler);
 
+        // Stop the JIT to be sure nothing is running that could be resolving classes or causing
+        // verification.
+        Main.stopJit();
+        Main.waitForCompilation();
+
         int l = 1024 * 1024;
         while (l > 8) {
           try {
@@ -40,17 +45,6 @@ public class OOMEOnDispatch implements InvocationHandler {
             l = l/2;
           }
         }
-        // Have an extra run with the exact size of Method objects. The above loop should have
-        // filled with enough large objects for simplicity and speed, but ensure exact allocation
-        // size.
-        final int methodAsByteArrayLength = 40 - 12;  // Method size - byte array overhead.
-        for (;;) {
-          try {
-            storage.add(new byte[methodAsByteArrayLength]);
-          } catch (OutOfMemoryError e) {
-            break;
-          }
-        }
 
         try {
             inf.foo();
@@ -60,6 +54,8 @@ public class OOMEOnDispatch implements InvocationHandler {
             storage.clear();
             System.out.println("Received OOME");
         }
+
+        Main.startJit();
     }
 
     public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {