1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "gc/g1/g1HeapVerifier.hpp"
  27 #include "logging/logConfiguration.hpp"
  28 #include "unittest.hpp"
  29 
  30 TEST(G1HeapVerifier, parse) {
  31   G1HeapVerifier verifier(NULL);
  32 
  33   LogConfiguration::configure_stdout(LogLevel::Off, true, LOG_TAGS(gc, verify));
  34 
  35   // Default is to verify everything.
  36   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyAll));
  37   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyYoung));
  38   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyMixed));
  39   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyRemark));
  40   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyCleanup));
  41   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyFull));
  42 
  43   // Setting one will disable all other.
  44   verifier.parse_verification_type("full");
  45   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyAll));
  46   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyYoung));
  47   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyMixed));
  48   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyRemark));
  49   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyCleanup));
  50   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyFull));
  51 
  52   // Verify case sensitivity.
  53   verifier.parse_verification_type("YOUNG");
  54   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyYoung));
  55   verifier.parse_verification_type("young");
  56   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyYoung));
  57 
  58   // Verify perfect match
  59   verifier.parse_verification_type("mixedgc");
  60   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyMixed));
  61   verifier.parse_verification_type("mixed");
  62   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyMixed));
  63 
  64   // Verify the last two
  65   verifier.parse_verification_type("remark");
  66   verifier.parse_verification_type("cleanup");
  67   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyRemark));
  68   ASSERT_TRUE(verifier.should_verify(G1HeapVerifier::G1VerifyCleanup));
  69 
  70   // Enabling all is not the same as G1VerifyAll
  71   ASSERT_FALSE(verifier.should_verify(G1HeapVerifier::G1VerifyAll));
  72 }