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test_g1HeapVerifier.cpp 
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/*
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 * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "gc/g1/g1Arguments.hpp"
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#include "gc/g1/g1HeapVerifier.hpp"
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#include "logging/logConfiguration.hpp"
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#include "logging/logTag.hpp"
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#include "logging/logTestFixture.hpp"
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#include "unittest.hpp"
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class G1HeapVerifierTest : public LogTestFixture {
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  protected:
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    static void parse_verification_type(const char* type) {
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      G1Arguments::parse_verification_type(type);
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    }
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};
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TEST_VM_F(G1HeapVerifierTest, parse) {
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  LogConfiguration::configure_stdout(LogLevel::Off, true, LOG_TAGS(gc, verify));
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  // Default is to verify everything.
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungNormal));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyConcurrentStart));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyMixed));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungEvacFail));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyRemark));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyCleanup));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyFull));
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  // Setting one will disable all other.
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  G1HeapVerifierTest::parse_verification_type("full");
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungNormal));
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyConcurrentStart));
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyMixed));
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungEvacFail));
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyRemark));
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyCleanup));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyFull));
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  // Verify case sensitivity.
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  G1HeapVerifierTest::parse_verification_type("YOUNG-NORMAL");
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungNormal));
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  G1HeapVerifierTest::parse_verification_type("young-normal");
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyYoungNormal));
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  // Verify perfect match
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  G1HeapVerifierTest::parse_verification_type("mixedgc");
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyMixed));
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  G1HeapVerifierTest::parse_verification_type("mixe");
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  ASSERT_FALSE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyMixed));
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  G1HeapVerifierTest::parse_verification_type("mixed");
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyMixed));
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  // Verify the last three
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  G1HeapVerifierTest::parse_verification_type("concurrent-start");
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  G1HeapVerifierTest::parse_verification_type("remark");
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  G1HeapVerifierTest::parse_verification_type("cleanup");
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyRemark));
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  ASSERT_TRUE(G1HeapVerifier::should_verify(G1HeapVerifier::G1VerifyCleanup));
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}
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