< prev index next >
test/hotspot/jtreg/runtime/LoaderConstraints/itableLdrConstraint/Test.java
Print this page
@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
@@ -42,66 +42,46 @@
"for super interface test.I, and the class loader \"app\" " +
"(instance of jdk.internal.loader.ClassLoaders$AppClassLoader, " +
"parent: \"platform\" jdk.internal.loader.ClassLoaders$PlatformClassLoader) " +
"of the selected method's type, test.J have different Class objects for the type test.Foo used in the signature";
- // Test that the error message is correct when a loader constraint error is
- // detected during itable creation.
- //
- // In this test, during itable creation for class C, method "m()LFoo;" for
- // C's super interface I has a different class Foo than the selected method's
- // type super interface J. The selected method is not an overpass method nor
- // otherwise excluded from loader constraint checking. So, a LinkageError
- // exception should be thrown because the loader constraint check will fail.
- public static void test1() throws Exception {
- Class<?> c = test.Foo.class; // forces standard class loader to load Foo
- ClassLoader l = new PreemptingClassLoader("test.Task", "test.Foo", "test.C", "test.I");
- Runnable r = (Runnable) l.loadClass("test.Task").newInstance();
- try {
- r.run();
- throw new RuntimeException("Expected LinkageError exception not thrown");
- } catch (LinkageError e) {
- String errorMsg = e.getMessage();
- if (!errorMsg.equals(expectedErrorMessage1)) {
- System.out.println("Expected: " + expectedErrorMessage1 + "\n" +
- "but got: " + errorMsg);
- throw new RuntimeException("Wrong LinkageError exception thrown: " + errorMsg);
- }
- System.out.println("Passed with message: " + errorMsg);
- }
- }
-
static String expectedErrorMessage2 =
"loader constraint violation in interface itable initialization for class test.C: " +
"when selecting method test.I.m()Ltest/Foo; the class loader \"ItableLdrCnstrnt_Test_Loader\" " +
"(instance of PreemptingClassLoader, parent: \"app\" " +
"jdk.internal.loader.ClassLoaders$AppClassLoader) for super interface test.I, " +
"and the class loader \"app\" (instance of jdk.internal.loader.ClassLoaders$AppClassLoader, " +
"parent: \"platform\" jdk.internal.loader.ClassLoaders$PlatformClassLoader) " +
"of the selected method's type, test.J have different Class objects for the type test.Foo used in the signature";
- // Same as test1, but ClassLoader has a name.
- public static void test2() throws Exception {
+ // Test that the error message is correct when a loader constraint error is
+ // detected during itable creation.
+ //
+ // In this test, during itable creation for class C, method "m()LFoo;" for
+ // C's super interface I has a different class Foo than the selected method's
+ // type super interface J. The selected method is not an overpass method nor
+ // otherwise excluded from loader constraint checking. So, a LinkageError
+ // exception should be thrown because the loader constraint check will fail.
+ public static void test(String loaderName, String expectedErrorMessage) throws Exception {
Class<?> c = test.Foo.class; // Forces standard class loader to load Foo.
String[] classNames = {"test.Task", "test.Foo", "test.C", "test.I"};
- ClassLoader l = new PreemptingClassLoader("ItableLdrCnstrnt_Test_Loader", classNames);
+ ClassLoader l = new PreemptingClassLoader(loaderName, classNames);
Runnable r = (Runnable) l.loadClass("test.Task").newInstance();
try {
r.run();
throw new RuntimeException("Expected LinkageError exception not thrown");
} catch (LinkageError e) {
String errorMsg = e.getMessage();
- if (!errorMsg.equals(expectedErrorMessage2)) {
- System.out.println("Expected: " + expectedErrorMessage2 + "\n" +
+ if (!errorMsg.equals(expectedErrorMessage)) {
+ System.out.println("Expected: " + expectedErrorMessage + "\n" +
"but got: " + errorMsg);
throw new RuntimeException("Wrong LinkageError exception thrown: " + errorMsg);
}
System.out.println("Passed with message: " + errorMsg);
}
}
public static void main(String... args) throws Exception {
- test1();
- test2();
+ test(null, expectedErrorMessage1);
+ test("ItableLdrCnstrnt_Test_Loader", expectedErrorMessage2);
}
-
}
< prev index next >