jdk-24/test/hotspot/gtest/runtime/test_classPrinter.cpp
Thomas Stuefe a0d0f21f08 8314752: Use google test string comparison macros
Reviewed-by: coleenp, kbarrett
2023-08-23 05:26:05 +00:00

69 lines
3.0 KiB
C++

/*
* Copyright (c) 2022, 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.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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#include "precompiled.hpp"
#include "classfile/classPrinter.hpp"
#include "memory/resourceArea.hpp"
#include "runtime/interfaceSupport.inline.hpp"
#include "runtime/javaThread.hpp"
#include "utilities/ostream.hpp"
#include "unittest.hpp"
using testing::HasSubstr;
TEST_VM(ClassPrinter, print_classes) {
JavaThread* THREAD = JavaThread::current();
ThreadInVMfromNative invm(THREAD);
ResourceMark rm;
stringStream ss;
ClassPrinter::print_classes("java/lang/Object", 0x03, &ss);
const char* output = ss.freeze();
ASSERT_THAT(output, HasSubstr("class java/lang/Object loader data:")) << "must find java/lang/Object";
ASSERT_THAT(output, HasSubstr("method wait : (J)V")) << "must find java/lang/Object::wait";
ASSERT_THAT(output, HasSubstr("method finalize : ()V\n 0 return")) << "must find java/lang/Object::finalize and disasm";
}
TEST_VM(ClassPrinter, print_methods) {
JavaThread* THREAD = JavaThread::current();
ThreadInVMfromNative invm(THREAD);
ResourceMark rm;
stringStream s1;
ClassPrinter::print_methods("*ang/Object*", "wait", 0x1, &s1);
const char* o1 = s1.freeze();
ASSERT_THAT(o1, HasSubstr("class java/lang/Object loader data:")) << "must find java/lang/Object";
ASSERT_THAT(o1, HasSubstr("method wait : (J)V")) << "must find java/lang/Object::wait(long)";
ASSERT_THAT(o1, HasSubstr("method wait : ()V")) << "must find java/lang/Object::wait()";
ASSERT_THAT(o1, Not(HasSubstr("method finalize : ()V"))) << "must not find java/lang/Object::finalize";
stringStream s2;
ClassPrinter::print_methods("j*ang/Object*", "wait:(*J*)V", 0x1, &s2);
const char* o2 = s2.freeze();
ASSERT_THAT(o2, HasSubstr("class java/lang/Object loader data:")) << "must find java/lang/Object";
ASSERT_THAT(o2, HasSubstr("method wait : (J)V")) << "must find java/lang/Object::wait(long)";
ASSERT_THAT(o2, HasSubstr("method wait : (JI)V")) << "must find java/lang/Object::wait(long,int)";
ASSERT_THAT(o2, Not(HasSubstr("method wait : ()V"))) << "must not find java/lang/Object::wait()";
}