src/ceph/src/test/common/test_context.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2014 Cloudwatt <libre.licensing@cloudwatt.com>
   7  *
   8  * Author: Loic Dachary <loic@dachary.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU Library Public License as published by
  12  * the Free Software Foundation; either version 2, or (at your option)
  13  * any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU Library Public License for more details.
  19  *
  20  *
  21  */
  22 #include "gtest/gtest.h"
  23 #include "include/types.h"
  24 #include "include/msgr.h"
  25 #include "common/ceph_context.h"
  26 #include "common/config.h"
  27 #include "log/Log.h"
  28
  29 TEST(CephContext, do_command)
  30 {
  31   CephContext *cct = (new CephContext(CEPH_ENTITY_TYPE_CLIENT))->get();
  32
  33   cct->_conf->cluster = "ceph";
  34
  35   string key("key");
  36   string value("value");
  37   cct->_conf->set_val(key.c_str(), value.c_str(), false);
  38   cmdmap_t cmdmap;
  39   cmdmap["var"] = key;
  40
  41   {
  42     bufferlist out;
  43     cct->do_command("config get", cmdmap, "xml", &out);
  44     string s(out.c_str(), out.length());
  45     EXPECT_EQ("<config_get><key>" + value + "</key></config_get>", s);
  46   }
  47
  48   {
  49     bufferlist out;
  50     cct->do_command("config get", cmdmap, "UNSUPPORTED", &out);
  51     string s(out.c_str(), out.length());
  52     EXPECT_EQ("{\n    \"key\": \"value\"\n}\n", s);
  53   }
  54
  55   {
  56     bufferlist out;
  57     cct->do_command("config diff get", cmdmap, "xml", &out);
  58     string s(out.c_str(), out.length());
  59     EXPECT_EQ("<config_diff_get><diff><current><key>" + value +
  60       "</key></current><defaults><key></key></defaults></diff></config_diff_get>", s);
  61   }
  62   cct->put();
  63 }
  64
  65 TEST(CephContext, experimental_features)
  66 {
  67   CephContext *cct = (new CephContext(CEPH_ENTITY_TYPE_CLIENT))->get();
  68
  69   cct->_conf->cluster = "ceph";
  70
  71   ASSERT_FALSE(cct->check_experimental_feature_enabled("foo"));
  72   ASSERT_FALSE(cct->check_experimental_feature_enabled("bar"));
  73   ASSERT_FALSE(cct->check_experimental_feature_enabled("baz"));
  74
  75   cct->_conf->set_val("enable_experimental_unrecoverable_data_corrupting_features",
  76                       "foo,bar");
  77   cct->_conf->apply_changes(&cout);
  78   ASSERT_TRUE(cct->check_experimental_feature_enabled("foo"));
  79   ASSERT_TRUE(cct->check_experimental_feature_enabled("bar"));
  80   ASSERT_FALSE(cct->check_experimental_feature_enabled("baz"));
  81
  82   cct->_conf->set_val("enable_experimental_unrecoverable_data_corrupting_features",
  83                       "foo bar");
  84   cct->_conf->apply_changes(&cout);
  85   ASSERT_TRUE(cct->check_experimental_feature_enabled("foo"));
  86   ASSERT_TRUE(cct->check_experimental_feature_enabled("bar"));
  87   ASSERT_FALSE(cct->check_experimental_feature_enabled("baz"));
  88
  89   cct->_conf->set_val("enable_experimental_unrecoverable_data_corrupting_features",
  90                       "baz foo");
  91   cct->_conf->apply_changes(&cout);
  92   ASSERT_TRUE(cct->check_experimental_feature_enabled("foo"));
  93   ASSERT_FALSE(cct->check_experimental_feature_enabled("bar"));
  94   ASSERT_TRUE(cct->check_experimental_feature_enabled("baz"));
  95
  96   cct->_conf->set_val("enable_experimental_unrecoverable_data_corrupting_features",
  97                       "*");
  98   cct->_conf->apply_changes(&cout);
  99   ASSERT_TRUE(cct->check_experimental_feature_enabled("foo"));
 100   ASSERT_TRUE(cct->check_experimental_feature_enabled("bar"));
 101   ASSERT_TRUE(cct->check_experimental_feature_enabled("baz"));
 102
 103   cct->_log->flush();
 104 }
 105
 106 /*
 107  * Local Variables:
 108  * compile-command: "cd ../.. ;
 109  *   make unittest_context &&
 110  *    valgrind \
 111  *    --max-stackframe=20000000 --tool=memcheck \
 112  *   ./unittest_context # --gtest_filter=CephContext.*
 113  * "
 114  * End:
 115  */