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test/hotspot/jtreg/runtime/LoaderConstraints/vtableLdrConstraint/Test.java
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@@ -33,57 +33,66 @@
* @run main/othervm Test
*/
public class Test {
- static String expectedErrorMessage1 =
+ // Break expected error messages into 2 parts since the loader name includes its identity
+ // hash which is unique and can't be compared against.
+ static String expectedErrorMessage1_part1 =
"loader constraint violation for class test.Task: " +
"when selecting overriding method test.Task.m()Ltest/Foo; " +
- "the class loader \"<unnamed>\" (instance of PreemptingClassLoader, " +
- "child of \"app\" jdk.internal.loader.ClassLoaders$AppClassLoader) " +
+ "the class loader PreemptingClassLoader @";
+ static String expectedErrorMessage1_part2 =
+ " (instance of PreemptingClassLoader, " +
+ "child of 'app' jdk.internal.loader.ClassLoaders$AppClassLoader) " +
"of the selected method's type test.Task, " +
- "and the class loader \"app\" (instance of jdk.internal.loader.ClassLoaders$AppClassLoader) " +
+ "and the class loader 'app' (instance of jdk.internal.loader.ClassLoaders$AppClassLoader) " +
"for its super type test.J " +
"have different Class objects for the type test.Foo used in the signature";
- static String expectedErrorMessage2 =
+ static String expectedErrorMessage2_part1 =
"loader constraint violation for class test.Task: " +
"when selecting overriding method test.Task.m()Ltest/Foo; " +
- "the class loader \"VtableLdrCnstrnt_Test_Loader\" (instance of PreemptingClassLoader, " +
- "child of \"app\" jdk.internal.loader.ClassLoaders$AppClassLoader) " +
+ "the class loader 'VtableLdrCnstrnt_Test_Loader' @";
+ static String expectedErrorMessage2_part2 =
+ " (instance of PreemptingClassLoader, " +
+ "child of 'app' jdk.internal.loader.ClassLoaders$AppClassLoader) " +
"of the selected method's type test.Task, " +
- "and the class loader \"app\" (instance of jdk.internal.loader.ClassLoaders$AppClassLoader) " +
+ "and the class loader 'app' (instance of jdk.internal.loader.ClassLoaders$AppClassLoader) " +
"for its super 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 vtable creation.
//
// In this test, during vtable creation for class Task, method "Task.m()LFoo;"
// overrides "J.m()LFoo;". But, Task's class Foo and super type J's class Foo
// are different. So, a LinkageError exception should be thrown because the
// loader constraint check will fail.
- public static void test(String loaderName, String expectedErrorMessage) throws Exception {
+ public static void test(String loaderName,
+ String expectedErrorMessage_part1,
+ String expectedErrorMessage_part2) throws Exception {
Class<?> c = test.Foo.class; // Forces standard class loader to load Foo.
String[] classNames = {"test.Task", "test.Foo", "test.I"};
ClassLoader l = new PreemptingClassLoader(loaderName, classNames);
l.loadClass("test.Foo");
try {
l.loadClass("test.Task").newInstance();
throw new RuntimeException("Expected LinkageError exception not thrown");
} catch (LinkageError e) {
String errorMsg = e.getMessage();
- if (!errorMsg.equals(expectedErrorMessage)) {
- System.out.println("Expected: " + expectedErrorMessage + "\n" +
+ if (!errorMsg.contains(expectedErrorMessage_part1) ||
+ !errorMsg.contains(expectedErrorMessage_part2)) {
+ System.out.println("Expected: " + expectedErrorMessage_part1 + "<id>" + expectedErrorMessage_part2 + "\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 {
- test(null, expectedErrorMessage1);
- test("VtableLdrCnstrnt_Test_Loader", expectedErrorMessage2);
+ test(null, expectedErrorMessage1_part1, expectedErrorMessage1_part2);
+ test("VtableLdrCnstrnt_Test_Loader", expectedErrorMessage2_part1, expectedErrorMessage2_part2);
}
}
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