Create test for field access in obsolete methods.

Test: ./test/run-test --host 918
Change-Id: Idf27a0a713e12876e35de5c24bf5d12984881927
diff --git a/test/918-obsolete-fields/src/Main.java b/test/918-obsolete-fields/src/Main.java
new file mode 100644
index 0000000..a746032
--- /dev/null
+++ b/test/918-obsolete-fields/src/Main.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.util.function.Consumer;
+import java.util.Base64;
+
+public class Main {
+
+  // import java.util.function.Consumer;
+  //
+  // class Transform {
+  //   private Consumer<String> reporter;
+  //   public Transform(Consumer<String> reporter) {
+  //     this.reporter = reporter;
+  //   }
+  //
+  //   private void Start() {
+  //     reporter.accept("Hello - private - Transformed");
+  //   }
+  //
+  //   private void Finish() {
+  //     reporter.accept("Goodbye - private - Transformed");
+  //   }
+  //
+  //   public void sayHi(Runnable r) {
+  //     reporter.accept("pre Start private method call - Transformed");
+  //     Start();
+  //     reporter.accept("post Start private method call - Transformed");
+  //     r.run();
+  //     reporter.accept("pre Finish private method call - Transformed");
+  //     Finish();
+  //     reporter.accept("post Finish private method call - Transformed");
+  //   }
+  // }
+  private static final byte[] CLASS_BYTES = Base64.getDecoder().decode(
+    "yv66vgAAADQANAoADgAfCQANACAIACELACIAIwgAJAgAJQoADQAmCAAnCwAoACkIACoKAA0AKwgA" +
+    "LAcALQcALgEACHJlcG9ydGVyAQAdTGphdmEvdXRpbC9mdW5jdGlvbi9Db25zdW1lcjsBAAlTaWdu" +
+    "YXR1cmUBADFMamF2YS91dGlsL2Z1bmN0aW9uL0NvbnN1bWVyPExqYXZhL2xhbmcvU3RyaW5nOz47" +
+    "AQAGPGluaXQ+AQAgKExqYXZhL3V0aWwvZnVuY3Rpb24vQ29uc3VtZXI7KVYBAARDb2RlAQAPTGlu" +
+    "ZU51bWJlclRhYmxlAQA0KExqYXZhL3V0aWwvZnVuY3Rpb24vQ29uc3VtZXI8TGphdmEvbGFuZy9T" +
+    "dHJpbmc7PjspVgEABVN0YXJ0AQADKClWAQAGRmluaXNoAQAFc2F5SGkBABcoTGphdmEvbGFuZy9S" +
+    "dW5uYWJsZTspVgEAClNvdXJjZUZpbGUBAA5UcmFuc2Zvcm0uamF2YQwAEwAZDAAPABABAB1IZWxs" +
+    "byAtIHByaXZhdGUgLSBUcmFuc2Zvcm1lZAcALwwAMAAxAQAfR29vZGJ5ZSAtIHByaXZhdGUgLSBU" +
+    "cmFuc2Zvcm1lZAEAK3ByZSBTdGFydCBwcml2YXRlIG1ldGhvZCBjYWxsIC0gVHJhbnNmb3JtZWQM" +
+    "ABgAGQEALHBvc3QgU3RhcnQgcHJpdmF0ZSBtZXRob2QgY2FsbCAtIFRyYW5zZm9ybWVkBwAyDAAz" +
+    "ABkBACxwcmUgRmluaXNoIHByaXZhdGUgbWV0aG9kIGNhbGwgLSBUcmFuc2Zvcm1lZAwAGgAZAQAt" +
+    "cG9zdCBGaW5pc2ggcHJpdmF0ZSBtZXRob2QgY2FsbCAtIFRyYW5zZm9ybWVkAQAJVHJhbnNmb3Jt" +
+    "AQAQamF2YS9sYW5nL09iamVjdAEAG2phdmEvdXRpbC9mdW5jdGlvbi9Db25zdW1lcgEABmFjY2Vw" +
+    "dAEAFShMamF2YS9sYW5nL09iamVjdDspVgEAEmphdmEvbGFuZy9SdW5uYWJsZQEAA3J1bgAgAA0A" +
+    "DgAAAAEAAgAPABAAAQARAAAAAgASAAQAAQATABQAAgAVAAAAKgACAAIAAAAKKrcAASortQACsQAA" +
+    "AAEAFgAAAA4AAwAAABUABAAWAAkAFwARAAAAAgAXAAIAGAAZAAEAFQAAACgAAgABAAAADCq0AAIS" +
+    "A7kABAIAsQAAAAEAFgAAAAoAAgAAABoACwAbAAIAGgAZAAEAFQAAACgAAgABAAAADCq0AAISBbkA" +
+    "BAIAsQAAAAEAFgAAAAoAAgAAAB4ACwAfAAEAGwAcAAEAFQAAAG8AAgACAAAAOyq0AAISBrkABAIA" +
+    "KrcAByq0AAISCLkABAIAK7kACQEAKrQAAhIKuQAEAgAqtwALKrQAAhIMuQAEAgCxAAAAAQAWAAAA" +
+    "IgAIAAAAIgALACMADwAkABoAJQAgACYAKwAnAC8AKAA6ACkAAQAdAAAAAgAe");
+  private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
+    "ZGV4CjAzNQAw/b59wCwTlSVDmuhPEezuK3oe0rtT4ujMBQAAcAAAAHhWNBIAAAAAAAAAAAgFAAAd" +
+    "AAAAcAAAAAYAAADkAAAABAAAAPwAAAABAAAALAEAAAcAAAA0AQAAAQAAAGwBAABABAAAjAEAAJoC" +
+    "AACdAgAAoAIAAKgCAACsAgAAsgIAALoCAADbAgAA+gIAAAcDAAAmAwAAOgMAAFADAABkAwAAggMA" +
+    "AKEDAACoAwAAuAMAALsDAAC/AwAAxwMAANsDAAAKBAAAOAQAAGYEAACTBAAAnQQAAKIEAACpBAAA" +
+    "CAAAAAkAAAAKAAAACwAAAA4AAAARAAAAEQAAAAUAAAAAAAAAEgAAAAUAAACEAgAAEgAAAAUAAACM" +
+    "AgAAEgAAAAUAAACUAgAAAAAEABkAAAAAAAMAAgAAAAAAAAAFAAAAAAAAAA8AAAAAAAIAGwAAAAIA" +
+    "AAACAAAAAwAAABoAAAAEAAEAEwAAAAAAAAAAAAAAAgAAAAAAAAAQAAAAZAIAAO8EAAAAAAAAAQAA" +
+    "ANEEAAABAAAA3wQAAAIAAgABAAAAsAQAAAYAAABwEAQAAABbAQAADgADAAEAAgAAALgEAAAJAAAA" +
+    "VCAAABsBBgAAAHIgBgAQAA4AAAADAAEAAgAAAL4EAAAJAAAAVCAAABsBBwAAAHIgBgAQAA4AAAAE" +
+    "AAIAAgAAAMQEAAAqAAAAVCAAABsBGAAAAHIgBgAQAHAQAgACAFQgAAAbARYAAAByIAYAEAByEAUA" +
+    "AwBUIAAAGwEXAAAAciAGABAAcBABAAIAVCAAABsBFQAAAHIgBgAQAA4AAAAAAAEAAAABAAAAAAAA" +
+    "AAAAAACMAQAAAAAAAJQBAAABAAAAAgAAAAEAAAADAAAAAQAAAAQAASgAATwABjxpbml0PgACPjsA" +
+    "BD47KVYABkZpbmlzaAAfR29vZGJ5ZSAtIHByaXZhdGUgLSBUcmFuc2Zvcm1lZAAdSGVsbG8gLSBw" +
+    "cml2YXRlIC0gVHJhbnNmb3JtZWQAC0xUcmFuc2Zvcm07AB1MZGFsdmlrL2Fubm90YXRpb24vU2ln" +
+    "bmF0dXJlOwASTGphdmEvbGFuZy9PYmplY3Q7ABRMamF2YS9sYW5nL1J1bm5hYmxlOwASTGphdmEv" +
+    "bGFuZy9TdHJpbmc7ABxMamF2YS91dGlsL2Z1bmN0aW9uL0NvbnN1bWVyAB1MamF2YS91dGlsL2Z1" +
+    "bmN0aW9uL0NvbnN1bWVyOwAFU3RhcnQADlRyYW5zZm9ybS5qYXZhAAFWAAJWTAAGYWNjZXB0ABJl" +
+    "bWl0dGVyOiBqYWNrLTQuMTkALXBvc3QgRmluaXNoIHByaXZhdGUgbWV0aG9kIGNhbGwgLSBUcmFu" +
+    "c2Zvcm1lZAAscG9zdCBTdGFydCBwcml2YXRlIG1ldGhvZCBjYWxsIC0gVHJhbnNmb3JtZWQALHBy" +
+    "ZSBGaW5pc2ggcHJpdmF0ZSBtZXRob2QgY2FsbCAtIFRyYW5zZm9ybWVkACtwcmUgU3RhcnQgcHJp" +
+    "dmF0ZSBtZXRob2QgY2FsbCAtIFRyYW5zZm9ybWVkAAhyZXBvcnRlcgADcnVuAAVzYXlIaQAFdmFs" +
+    "dWUAFQEABw48LQAeAAcOhwAaAAcOhwAiAQAHDoc8hzyHPIcAAgEBHBwEFw0XARcMFwMCAQEcHAUX" +
+    "ABcNFwEXDBcEAAEDAQACAIGABJwDAQK4AwEC3AMDAYAEABAAAAAAAAAAAQAAAAAAAAABAAAAHQAA" +
+    "AHAAAAACAAAABgAAAOQAAAADAAAABAAAAPwAAAAEAAAAAQAAACwBAAAFAAAABwAAADQBAAAGAAAA" +
+    "AQAAAGwBAAADEAAAAgAAAIwBAAABIAAABAAAAJwBAAAGIAAAAQAAAGQCAAABEAAAAwAAAIQCAAAC" +
+    "IAAAHQAAAJoCAAADIAAABAAAALAEAAAEIAAAAgAAANEEAAAAIAAAAQAAAO8EAAAAEAAAAQAAAAgF" +
+    "AAA=");
+
+  // A class that we can use to keep track of the output of this test.
+  private static class TestWatcher implements Consumer<String> {
+    private StringBuilder sb;
+    public TestWatcher() {
+      sb = new StringBuilder();
+    }
+
+    @Override
+    public void accept(String s) {
+      sb.append(s);
+      sb.append('\n');
+    }
+
+    public String getOutput() {
+      return sb.toString();
+    }
+
+    public void clear() {
+      sb = new StringBuilder();
+    }
+  }
+
+  public static void main(String[] args) {
+    System.loadLibrary(args[1]);
+    TestWatcher w = new TestWatcher();
+    doTest(new Transform(w), w);
+  }
+
+  // TODO Workaround to (1) inability to ensure that current_method is not put into a register by
+  // the JIT and/or (2) inability to deoptimize frames near runtime functions.
+  // TODO Fix one/both of these issues.
+  public static void doCall(Runnable r) {
+      r.run();
+  }
+
+  private static boolean interpreting = true;
+  private static boolean retry = false;
+
+  public static void doTest(Transform t, TestWatcher w) {
+    Runnable do_redefinition = () -> {
+      w.accept("transforming calling function");
+      doCommonClassRedefinition(Transform.class, CLASS_BYTES, DEX_BYTES);
+    };
+    // This just prints something out to show we are running the Runnable.
+    Runnable say_nothing = () -> { w.accept("Not doing anything here"); };
+
+    // Try and redefine.
+    t.sayHi(say_nothing);
+    t.sayHi(do_redefinition);
+    t.sayHi(say_nothing);
+
+    // Print output of last run.
+    System.out.print(w.getOutput());
+  }
+
+  // Transforms the class
+  private static native void doCommonClassRedefinition(Class<?> target,
+                                                       byte[] classfile,
+                                                       byte[] dexfile);
+}