83 lines
2.7 KiB
Java
83 lines
2.7 KiB
Java
/*
|
|
* Copyright (C) 2021 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.
|
|
*/
|
|
|
|
public class TestCase {
|
|
|
|
public static void test() {
|
|
testPublicSdk();
|
|
testUnsupportedAppUsage();
|
|
}
|
|
|
|
public static void testPublicSdk() {
|
|
// This call should be successful as the method is accessible through the interface.
|
|
int value = new InheritAbstract().methodPublicSdkNotInAbstractParent();
|
|
if (value != 42) {
|
|
throw new Error("Expected 42, got " + value);
|
|
}
|
|
}
|
|
|
|
public static void testUnsupportedAppUsage() {
|
|
// This call should throw an exception as the only accessible method is unsupportedappusage.
|
|
try {
|
|
new InheritAbstract().methodUnsupportedNotInAbstractParent();
|
|
throw new Error("Expected NoSuchMethodError");
|
|
} catch (NoSuchMethodError e) {
|
|
// Expected.
|
|
}
|
|
}
|
|
|
|
public static void testNative(String library) {
|
|
System.load(library);
|
|
int value = testNativeInternal();
|
|
if (value != 42) {
|
|
throw new Error("Expected 42, got " + value);
|
|
}
|
|
|
|
// Test that we consistently return we cannot access a hidden method.
|
|
|
|
// Dedupe hidden api warnings to trigger the optimization described below.
|
|
dedupeHiddenApiWarnings();
|
|
assertFalse(testAccessInternal(
|
|
InheritAbstract.class, "methodUnsupportedNotInAbstractParent", "()I"));
|
|
// Access the accessible method through reflection. This will do an optimization pretending the
|
|
// method is public API.
|
|
try {
|
|
NotInAbstractInterface.class.getDeclaredMethod("methodUnsupportedNotInAbstractParent").
|
|
invoke(new InheritAbstract());
|
|
} catch (Exception e) {
|
|
throw new Error(e);
|
|
}
|
|
assertFalse(testAccessInternal(
|
|
InheritAbstract.class, "methodUnsupportedNotInAbstractParent", "()I"));
|
|
}
|
|
|
|
public static void assertTrue(boolean value) {
|
|
if (!value) {
|
|
throw new Error("Expected true value");
|
|
}
|
|
}
|
|
|
|
public static void assertFalse(boolean value) {
|
|
if (value) {
|
|
throw new Error("Expected false value");
|
|
}
|
|
}
|
|
|
|
public static native int testNativeInternal();
|
|
public static native void dedupeHiddenApiWarnings();
|
|
public static native boolean testAccessInternal(Class<?> cls, String method, String signature);
|
|
}
|