Add new VarHandle tests
Bug: b/247076137
Change-Id: Ibf4a77499ba17893f3f37b0ec77051217a0fa1b0
diff --git a/src/test/examplesJava9/varhandle/ArrayOfInt.java b/src/test/examplesJava9/varhandle/ArrayOfInt.java
new file mode 100644
index 0000000..dc5ea71
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/ArrayOfInt.java
@@ -0,0 +1,29 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class ArrayOfInt {
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle arrayVarHandle = MethodHandles.arrayElementVarHandle(int[].class);
+ int[] array = new int[2];
+ arrayVarHandle.set(array, 0, 1);
+ System.out.println((int) arrayVarHandle.get(array, 0));
+ System.out.println((int) arrayVarHandle.get(array, 1));
+ arrayVarHandle.compareAndSet(array, 1, 1, 3);
+ System.out.println((int) arrayVarHandle.get(array, 0));
+ System.out.println((int) arrayVarHandle.get(array, 1));
+ arrayVarHandle.compareAndSet(array, 1, 0, 2);
+ System.out.println((int) arrayVarHandle.get(array, 0));
+ System.out.println((int) arrayVarHandle.get(array, 1));
+ // TODO(sgjesse): Handle boxed.
+ // arrayVarHandle.compareAndSet(array, 1, 2, box(3));
+ arrayVarHandle.compareAndSet(array, 1, 2, 3);
+ System.out.println((int) arrayVarHandle.get(array, 0));
+ System.out.println((int) arrayVarHandle.get(array, 1));
+ }
+}
diff --git a/src/test/examplesJava9/varhandle/ArrayOfLong.java b/src/test/examplesJava9/varhandle/ArrayOfLong.java
new file mode 100644
index 0000000..5d3e550
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/ArrayOfLong.java
@@ -0,0 +1,29 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class ArrayOfLong {
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle arrayVarHandle = MethodHandles.arrayElementVarHandle(long[].class);
+ long[] array = new long[2];
+ arrayVarHandle.set(array, 0, 1L);
+ System.out.println((long) arrayVarHandle.get(array, 0));
+ System.out.println((long) arrayVarHandle.get(array, 1));
+ arrayVarHandle.compareAndSet(array, 1, 1L, 3L);
+ System.out.println((long) arrayVarHandle.get(array, 0));
+ System.out.println((long) arrayVarHandle.get(array, 1));
+ arrayVarHandle.compareAndSet(array, 1, 0L, 2L);
+ System.out.println((long) arrayVarHandle.get(array, 0));
+ System.out.println((long) arrayVarHandle.get(array, 1));
+ // TODO(sgjesse): Handle boxed.
+ // arrayVarHandle.compareAndSet(array, 1, 2, box(3));
+ arrayVarHandle.compareAndSet(array, 1, 2L, 3L);
+ System.out.println((long) arrayVarHandle.get(array, 0));
+ System.out.println((long) arrayVarHandle.get(array, 1));
+ }
+}
diff --git a/src/test/examplesJava9/varhandle/InstanceIntField.java b/src/test/examplesJava9/varhandle/InstanceIntField.java
new file mode 100644
index 0000000..0320030
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/InstanceIntField.java
@@ -0,0 +1,223 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class InstanceIntField {
+
+ private int field;
+
+ private static void checkJavaLangInvokeWrongMethodTypeException(RuntimeException e) {
+ if (e.getClass().getCanonicalName().equals("java.lang.invoke.WrongMethodTypeException")
+ || e.getMessage().equals("java.lang.invoke.WrongMethodTypeException")) {
+ return;
+ }
+ throw e;
+ }
+
+ public static void testSet(VarHandle varHandle) {
+ System.out.println("testGet");
+
+ InstanceIntField instance = new InstanceIntField();
+ System.out.println((int) varHandle.get(instance));
+
+ // int and Integer values.
+ varHandle.set(instance, (int) 1);
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, Integer.valueOf(2));
+ System.out.println(varHandle.get(instance));
+
+ // int and Integer compatible values.
+ varHandle.set(instance, (byte) 3);
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, Byte.valueOf((byte) 4));
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, '0');
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, Character.valueOf('1'));
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, (short) 5);
+ System.out.println((int) varHandle.get(instance));
+ varHandle.set(instance, Short.valueOf((short) 6));
+ System.out.println((int) varHandle.get(instance));
+
+ // int and Integer non-compatible values.
+ try {
+ varHandle.set(instance, true);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.set(instance, 3L);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.set(instance, Long.valueOf(3));
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.set(instance, "3");
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.set(instance, 3.0f);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.set(instance, 3.0);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ }
+
+ public static void testCompareAndSet(VarHandle varHandle) {
+ System.out.println("testCompareAndSet");
+
+ InstanceIntField instance = new InstanceIntField();
+
+ // int and Integer values.
+ varHandle.compareAndSet(instance, 1, 2);
+ System.out.println((int) varHandle.get(instance));
+ varHandle.compareAndSet(instance, 0, 1);
+ System.out.println((int) varHandle.get(instance));
+ varHandle.compareAndSet(instance, Integer.valueOf(1), 2);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, 2, Integer.valueOf(3));
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, Integer.valueOf(3), Integer.valueOf(4));
+ System.out.println(varHandle.get(instance));
+
+ // int and Integer compatible values.
+ varHandle.compareAndSet(instance, (byte) 4, 5);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, 5, (byte) 6);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, (byte) 6, (byte) 7);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, Byte.valueOf((byte) 7), (byte) 8);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, (byte) 8, Byte.valueOf((byte) 9));
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, Byte.valueOf((byte) 9), Byte.valueOf((byte) 10));
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, 10, '0');
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, '0', 49);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, '1', '2');
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, (byte) 50, '3');
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, '3', (byte) 52);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, '4', '5');
+ System.out.println(varHandle.get(instance));
+
+ // int and Integer non-compatible values.
+ try {
+ varHandle.compareAndSet(instance, 6L, 7L);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6L, 7);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6, Long.valueOf(7));
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, Long.valueOf(6), 7);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, Long.valueOf(6), Long.valueOf(7));
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6, 7.0f);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6.0f, 7);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6.0f, 7.0f);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6, 7.0);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6.0, 7);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, 6.0, 7.0);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+
+ try {
+ varHandle.compareAndSet(instance, 6, "7");
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, "6", 7);
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ try {
+ varHandle.compareAndSet(instance, "6", "7");
+ } catch (RuntimeException e) {
+ checkJavaLangInvokeWrongMethodTypeException(e);
+ System.out.println(varHandle.get(instance));
+ }
+ }
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle varHandle =
+ MethodHandles.lookup().findVarHandle(InstanceIntField.class, "field", int.class);
+ testSet(varHandle);
+ testCompareAndSet(varHandle);
+ }
+}
diff --git a/src/test/examplesJava9/varhandle/InstanceLongField.java b/src/test/examplesJava9/varhandle/InstanceLongField.java
new file mode 100644
index 0000000..dcca70e
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/InstanceLongField.java
@@ -0,0 +1,40 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class InstanceLongField {
+
+ private long field;
+
+ public static void testSet(VarHandle varHandle) {
+ System.out.println("testGet");
+
+ InstanceLongField instance = new InstanceLongField();
+
+ System.out.println(varHandle.get(instance));
+ varHandle.set(instance, 1);
+ System.out.println(varHandle.get(instance));
+ }
+
+ public static void testCompareAndSet(VarHandle varHandle) {
+ System.out.println("testCompareAndSet");
+
+ InstanceLongField instance = new InstanceLongField();
+
+ varHandle.compareAndSet(instance, 1, 2);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, 0, 1);
+ System.out.println(varHandle.get(instance));
+ }
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle varHandle =
+ MethodHandles.lookup().findVarHandle(InstanceLongField.class, "field", long.class);
+ testSet(varHandle);
+ testCompareAndSet(varHandle);
+ }
+}
diff --git a/src/test/examplesJava9/varhandle/InstanceObjectField.java b/src/test/examplesJava9/varhandle/InstanceObjectField.java
new file mode 100644
index 0000000..e7b4970
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/InstanceObjectField.java
@@ -0,0 +1,40 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class InstanceObjectField {
+
+ private Object field;
+
+ public static void testSet(VarHandle varHandle) {
+ System.out.println("testGet");
+
+ InstanceObjectField instance = new InstanceObjectField();
+
+ System.out.println(varHandle.get(instance));
+ varHandle.set(instance, 1);
+ System.out.println(varHandle.get(instance));
+ }
+
+ public static void testCompareAndSet(VarHandle varHandle) {
+ System.out.println("testCompareAndSet");
+
+ InstanceObjectField instance = new InstanceObjectField();
+
+ varHandle.compareAndSet(instance, 0, 1);
+ System.out.println(varHandle.get(instance));
+ varHandle.compareAndSet(instance, null, 1);
+ System.out.println(varHandle.get(instance));
+ }
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle varHandle =
+ MethodHandles.lookup().findVarHandle(InstanceObjectField.class, "field", Object.class);
+ testSet(varHandle);
+ testCompareAndSet(varHandle);
+ }
+}
diff --git a/src/test/examplesJava9/varhandle/InstanceStringField.java b/src/test/examplesJava9/varhandle/InstanceStringField.java
new file mode 100644
index 0000000..1be6f67
--- /dev/null
+++ b/src/test/examplesJava9/varhandle/InstanceStringField.java
@@ -0,0 +1,45 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package varhandle;
+
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+
+public class InstanceStringField {
+
+ private Object field;
+
+ private static void println(String s) {
+ System.out.println(s);
+ }
+
+ public static void testSet(VarHandle varHandle) {
+ System.out.println("testGet");
+
+ InstanceStringField instance = new InstanceStringField();
+
+ // Then polymorphic invoke will remove the cast and make that as the return type of the get.
+ println((String) varHandle.get(instance));
+ varHandle.set(instance, "1");
+ println((String) varHandle.get(instance));
+ }
+
+ public static void testCompareAndSet(VarHandle varHandle) {
+ System.out.println("testCompareAndSet");
+
+ InstanceStringField instance = new InstanceStringField();
+
+ varHandle.compareAndSet(instance, 0, "1");
+ println((String) varHandle.get(instance));
+ varHandle.compareAndSet(instance, null, "1");
+ println((String) varHandle.get(instance));
+ }
+
+ public static void main(String[] args) throws NoSuchFieldException, IllegalAccessException {
+ VarHandle varHandle =
+ MethodHandles.lookup().findVarHandle(InstanceStringField.class, "field", Object.class);
+ testSet(varHandle);
+ testCompareAndSet(varHandle);
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfIntTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfIntTest.java
new file mode 100644
index 0000000..af62516
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfIntTest.java
@@ -0,0 +1,34 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringArrayOfIntTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines("1", "0", "1", "0", "1", "2", "1", "3");
+ private static final String MAIN_CLASS = VarHandle.ArrayOfInt.typeName();
+ private static final String JAR_ENTRY = "varhandle/ArrayOfInt.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfLongTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfLongTest.java
new file mode 100644
index 0000000..46e130f
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringArrayOfLongTest.java
@@ -0,0 +1,34 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringArrayOfLongTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines("1", "0", "1", "0", "1", "2", "1", "3");
+ private static final String MAIN_CLASS = VarHandle.ArrayOfLong.typeName();
+ private static final String JAR_ENTRY = "varhandle/ArrayOfLong.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceIntFieldTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceIntFieldTest.java
new file mode 100644
index 0000000..4d15a0a
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceIntFieldTest.java
@@ -0,0 +1,87 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringInstanceIntFieldTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines(
+ "testGet",
+ "0",
+ "1",
+ "2",
+ "3",
+ "4",
+ "48",
+ "49",
+ "5",
+ "6",
+ "6",
+ "6",
+ "6",
+ "6",
+ "6",
+ "6",
+ "testCompareAndSet",
+ "0",
+ "1",
+ "2",
+ "3",
+ "4",
+ "5",
+ "6",
+ "7",
+ "8",
+ "9",
+ "10",
+ "48",
+ "49",
+ "50",
+ "51",
+ "52",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53",
+ "53");
+ private static final String MAIN_CLASS = VarHandle.InstanceIntField.typeName();
+ private static final String JAR_ENTRY = "varhandle/InstanceIntField.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getKeepRules() {
+ return "-keep class " + getMainClass() + "{ <fields>; }";
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceLongFieldTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceLongFieldTest.java
new file mode 100644
index 0000000..0584f1c
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceLongFieldTest.java
@@ -0,0 +1,39 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringInstanceLongFieldTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines("testGet", "0", "1", "testCompareAndSet", "0", "1");
+ private static final String MAIN_CLASS = VarHandle.InstanceLongField.typeName();
+ private static final String JAR_ENTRY = "varhandle/InstanceLongField.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getKeepRules() {
+ return "-keep class " + getMainClass() + "{ <fields>; }";
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceObjectFieldTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceObjectFieldTest.java
new file mode 100644
index 0000000..b9b2b8e
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceObjectFieldTest.java
@@ -0,0 +1,39 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringInstanceObjectFieldTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines("testGet", "null", "1", "testCompareAndSet", "null", "1");
+ private static final String MAIN_CLASS = VarHandle.InstanceObjectField.typeName();
+ private static final String JAR_ENTRY = "varhandle/InstanceObjectField.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getKeepRules() {
+ return "-keep class " + getMainClass() + "{ <fields>; }";
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceStringFieldTest.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceStringFieldTest.java
new file mode 100644
index 0000000..dfd32cf
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceStringFieldTest.java
@@ -0,0 +1,39 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class VarHandleDesugaringInstanceStringFieldTest extends VarHandleDesugaringTestBase {
+
+ private static final String EXPECTED_OUTPUT =
+ StringUtils.lines("testGet", "null", "1", "testCompareAndSet", "null", "1");
+ private static final String MAIN_CLASS = VarHandle.InstanceStringField.typeName();
+ private static final String JAR_ENTRY = "varhandle/InstanceStringField.class";
+
+ @Override
+ protected String getMainClass() {
+ return MAIN_CLASS;
+ }
+
+ @Override
+ protected String getKeepRules() {
+ return "-keep class " + getMainClass() + "{ <fields>; }";
+ }
+
+ @Override
+ protected String getJarEntry() {
+ return JAR_ENTRY;
+ }
+
+ @Override
+ protected String getExpectedOutput() {
+ return EXPECTED_OUTPUT;
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringTestBase.java b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringTestBase.java
new file mode 100644
index 0000000..8a5bb2c
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringTestBase.java
@@ -0,0 +1,108 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.cf.varhandle;
+
+import static org.junit.Assume.assumeTrue;
+
+import com.android.tools.r8.R8TestBuilder;
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.TestRuntime.CfVm;
+import com.android.tools.r8.ToolHelper;
+import com.android.tools.r8.ToolHelper.DexVm.Version;
+import com.android.tools.r8.examples.jdk9.VarHandle;
+import com.android.tools.r8.utils.AndroidApiLevel;
+import com.android.tools.r8.utils.ZipUtils;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public abstract class VarHandleDesugaringTestBase extends TestBase {
+
+ @Parameter(0)
+ public TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters()
+ .withCfRuntimesStartingFromIncluding(CfVm.JDK9)
+ .withDexRuntimes()
+ .withAllApiLevels()
+ .build();
+ }
+
+ protected abstract String getMainClass();
+
+ protected String getKeepRules() {
+ return "";
+ }
+
+ protected abstract String getJarEntry();
+
+ protected abstract String getExpectedOutput();
+
+ @Test
+ public void testReference() throws Throwable {
+ assumeTrue(parameters.isCfRuntime());
+ testForJvm()
+ .addProgramFiles(VarHandle.jar())
+ .run(parameters.getRuntime(), getMainClass())
+ .assertSuccessWithOutput(getExpectedOutput());
+ }
+
+ @Test
+ public void testD8() throws Throwable {
+ assumeTrue(parameters.isDexRuntime());
+ testForD8(parameters.getBackend())
+ // Use android.jar from Android T to get the VarHandle type. This is not strictly needed
+ // to D8 as it does not fail on missing types.
+ // TODO(b/247076137): With desugaring removing VarHandle the type should not be needed in
+ // the library and any android.jar should work.
+ .addLibraryFiles(ToolHelper.getAndroidJar(AndroidApiLevel.T))
+ .addProgramClassFileData(ZipUtils.readSingleEntry(VarHandle.jar(), getJarEntry()))
+ .setMinApi(parameters.getApiLevel())
+ .run(parameters.getRuntime(), getMainClass())
+ // TODO(b/247076137): Test should pass on all platforms with desugaring implemented.
+ .applyIf(
+ // VarHandle is available from Android 9, even though it was not a public API until 13.
+ parameters.asDexRuntime().getVersion().isOlderThanOrEqual(Version.V7_0_0),
+ r -> r.assertFailureWithErrorThatThrows(NoClassDefFoundError.class),
+ parameters.getApiLevel().isLessThan(AndroidApiLevel.P)
+ || parameters.asDexRuntime().getVersion().isOlderThanOrEqual(Version.V8_1_0),
+ r -> r.assertFailure(),
+ r -> r.assertSuccessWithOutput(getExpectedOutput()));
+ }
+
+ @Test
+ public void testR8() throws Throwable {
+ testForR8(parameters.getBackend())
+ // Use android.jar from Android T to get the VarHandle type.
+ // TODO(b/247076137): With desugaring removing VarHandle the type should not be needed in
+ // the library and any android.jar should work.
+ .addLibraryFiles(ToolHelper.getAndroidJar(AndroidApiLevel.T))
+ .addProgramClassFileData(ZipUtils.readSingleEntry(VarHandle.jar(), getJarEntry()))
+ .setMinApi(parameters.getApiLevel())
+ .addKeepMainRule(getMainClass())
+ .addKeepRules(getKeepRules())
+ .applyIf(
+ parameters.isDexRuntime() && parameters.getApiLevel().isLessThan(AndroidApiLevel.O),
+ R8TestBuilder::allowDiagnosticWarningMessages)
+ .run(parameters.getRuntime(), getMainClass())
+ .applyIf(
+ // VarHandle is available from Android 9, even though it was not a public API until 13.
+ parameters.isDexRuntime()
+ && parameters.asDexRuntime().getVersion().isOlderThanOrEqual(Version.V7_0_0),
+ r -> r.assertFailureWithErrorThatThrows(NoClassDefFoundError.class),
+ parameters.isDexRuntime()
+ && (parameters.getApiLevel().isLessThan(AndroidApiLevel.P)
+ || parameters.asDexRuntime().getVersion().isOlderThanOrEqual(Version.V8_1_0)),
+ r -> r.assertFailure(),
+ r -> r.assertSuccessWithOutput(getExpectedOutput()));
+ }
+}
diff --git a/src/test/java/com/android/tools/r8/examples/jdk9/VarHandle.java b/src/test/java/com/android/tools/r8/examples/jdk9/VarHandle.java
new file mode 100644
index 0000000..620e01b
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/examples/jdk9/VarHandle.java
@@ -0,0 +1,41 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.examples.jdk9;
+
+import com.android.tools.r8.examples.JavaExampleClassProxy;
+import java.nio.file.Path;
+
+public class VarHandle {
+
+ private static final String EXAMPLE_FILE = "examplesJava9/varhandle";
+
+ public static final JavaExampleClassProxy VarHandleTests =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/VarHandleTests");
+
+ public static final JavaExampleClassProxy ArrayOfInt =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/ArrayOfInt");
+ public static final JavaExampleClassProxy ArrayOfLong =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/ArrayOfLong");
+
+ public static final JavaExampleClassProxy InstanceIntField =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/InstanceIntField");
+ public static final JavaExampleClassProxy StaticIntField =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/StaticIntField");
+ public static final JavaExampleClassProxy IntFieldWithMethodHandle =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/IntFieldWithMethodHandle");
+
+ public static final JavaExampleClassProxy InstanceLongField =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/InstanceLongField");
+
+ public static final JavaExampleClassProxy InstanceObjectField =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/InstanceObjectField");
+
+ public static final JavaExampleClassProxy InstanceStringField =
+ new JavaExampleClassProxy(EXAMPLE_FILE, "varhandle/InstanceStringField");
+
+ public static Path jar() {
+ return JavaExampleClassProxy.examplesJar(EXAMPLE_FILE);
+ }
+}
