rev 11857 : imported patch 8157948

   1 /*
   2  * Copyright (c) 2016, 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 #include "precompiled.hpp"
  25 #include "logging/logFileOutput.hpp"
  26 #include "memory/resourceArea.hpp"
  27 #include "runtime/os.hpp"
  28 #include "unittest.hpp"
  29 #include "utilities/globalDefinitions.hpp"
  30 #include "utilities/ostream.hpp"
  31 
  32 static const char* name = "testlog.pid%p.%t.log";
  33 
  34 // Test parsing a bunch of valid file output options
  35 TEST(LogFileOutput, parse_valid) {
  36   const char* valid_options[] = {
  37     "", "filecount=10", "filesize=512",
  38     "filecount=11,filesize=256",
  39     "filesize=256,filecount=11",
  40     "filesize=0", "filecount=1",
  41     "filesize=1m", "filesize=1M",
  42     "filesize=1k", "filesize=1G"
  43   };
  44 
  45   // Override LogOutput's vm_start time to get predictable file name
  46   LogFileOutput::set_file_name_parameters(0);
  47   char expected_filename[1 * K];
  48   int ret = jio_snprintf(expected_filename, sizeof(expected_filename),
  49                          "testlog.pid%d.1970-01-01_01-00-00.log",
  50                          os::current_process_id());
  51   ASSERT_GT(ret, 0) << "Buffer too small";
  52 
  53   for (size_t i = 0; i < ARRAY_SIZE(valid_options); i++) {
  54     ResourceMark rm;
  55     stringStream ss;
  56     {
  57       LogFileOutput fo(name);
  58       EXPECT_STREQ(name, fo.name());
  59       EXPECT_TRUE(fo.initialize(valid_options[i], &ss))
  60         << "Did not accept valid option(s) '" << valid_options[i] << "': " << ss.as_string();
  61     }
  62     remove(expected_filename);
  63   }
  64 }
  65 
  66 // Test parsing a bunch of invalid file output options
  67 TEST(LogFileOutput, parse_invalid) {
  68   const char* invalid_options[] = {
  69     "invalidopt", "filecount=",
  70     "filesize=,filecount=10",
  71     "fileco=10", "ilesize=512",
  72     "filecount=11,,filesize=256",
  73     ",filesize=256,filecount=11",
  74     "filesize=256,filecount=11,",
  75     "filesize=-1", "filecount=0.1",
  76     "filecount=-2", "filecount=2.0",
  77     "filecount= 2", "filesize=2 ",
  78     "filecount=ab", "filesize=0xz",
  79     "filecount=1MB", "filesize=99bytes",
  80     "filesize=9999999999999999999999999"
  81     "filecount=9999999999999999999999999"
  82   };
  83 
  84   for (size_t i = 0; i < ARRAY_SIZE(invalid_options); i++) {
  85     ResourceMark rm;
  86     stringStream ss;
  87     LogFileOutput fo(name);
  88     EXPECT_FALSE(fo.initialize(invalid_options[i], &ss))
  89       << "Accepted invalid option(s) '" << invalid_options[i] << "': " << ss.as_string();
  90   }
  91 }
  92 
  93 // Test for overflows with filesize
  94 TEST(LogFileOutput, filesize_overflow) {
  95   char buf[256];
  96   int ret = jio_snprintf(buf, sizeof(buf), "filesize=" SIZE_FORMAT "K", SIZE_MAX);
  97   ASSERT_GT(ret, 0) << "Buffer too small";
  98 
  99   ResourceMark rm;
 100   stringStream ss;
 101   LogFileOutput fo(name);
 102   EXPECT_FALSE(fo.initialize(buf, &ss)) << "Accepted filesize that overflows";
 103 }
--- EOF ---