src/ceph/src/test/librbd/journal/test_mock_OpenRequest.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #include "test/librbd/test_mock_fixture.h"
   5 #include "test/librbd/test_support.h"
   6 #include "test/librbd/mock/MockImageCtx.h"
   7 #include "test/journal/mock/MockJournaler.h"
   8 #include "common/Mutex.h"
   9 #include "cls/journal/cls_journal_types.h"
  10 #include "librbd/journal/OpenRequest.h"
  11 #include "librbd/journal/Types.h"
  12
  13 namespace librbd {
  14
  15 namespace {
  16
  17 struct MockTestImageCtx : public MockImageCtx {
  18   MockTestImageCtx(librbd::ImageCtx& image_ctx) : MockImageCtx(image_ctx) {
  19   }
  20 };
  21
  22 } // anonymous namespace
  23
  24 namespace journal {
  25
  26 template <>
  27 struct TypeTraits<MockTestImageCtx> {
  28   typedef ::journal::MockJournaler Journaler;
  29 };
  30
  31 } // namespace journal
  32 } // namespace librbd
  33
  34 // template definitions
  35 #include "librbd/journal/OpenRequest.cc"
  36 template class librbd::journal::OpenRequest<librbd::MockTestImageCtx>;
  37
  38 namespace librbd {
  39 namespace journal {
  40
  41 using ::testing::_;
  42 using ::testing::DoAll;
  43 using ::testing::InSequence;
  44 using ::testing::Return;
  45 using ::testing::SetArgPointee;
  46 using ::testing::WithArg;
  47
  48 class TestMockJournalOpenRequest : public TestMockFixture {
  49 public:
  50   typedef OpenRequest<MockTestImageCtx> MockOpenRequest;
  51
  52   TestMockJournalOpenRequest() : m_lock("m_lock") {
  53   }
  54
  55   void expect_init_journaler(::journal::MockJournaler &mock_journaler, int r) {
  56     EXPECT_CALL(mock_journaler, init(_))
  57                   .WillOnce(CompleteContext(r, static_cast<ContextWQ*>(NULL)));
  58   }
  59
  60   void expect_get_journaler_cached_client(::journal::MockJournaler &mock_journaler,
  61                                           int r) {
  62     journal::ImageClientMeta image_client_meta;
  63     image_client_meta.tag_class = 345;
  64
  65     journal::ClientData client_data;
  66     client_data.client_meta = image_client_meta;
  67
  68     cls::journal::Client client;
  69     ::encode(client_data, client.data);
  70
  71     EXPECT_CALL(mock_journaler, get_cached_client("", _))
  72                   .WillOnce(DoAll(SetArgPointee<1>(client),
  73                                   Return(r)));
  74   }
  75
  76   void expect_get_journaler_tags(MockImageCtx &mock_image_ctx,
  77                                  ::journal::MockJournaler &mock_journaler,
  78                                  int r) {
  79     journal::TagData tag_data;
  80     tag_data.mirror_uuid = "remote mirror";
  81
  82     bufferlist tag_data_bl;
  83     ::encode(tag_data, tag_data_bl);
  84
  85     ::journal::Journaler::Tags tags = {{0, 345, {}}, {1, 345, tag_data_bl}};
  86     EXPECT_CALL(mock_journaler, get_tags(345, _, _))
  87                   .WillOnce(DoAll(SetArgPointee<1>(tags),
  88                                   WithArg<2>(CompleteContext(r, mock_image_ctx.image_ctx->op_work_queue))));
  89   }
  90
  91   Mutex m_lock;
  92   ImageClientMeta m_client_meta;
  93   uint64_t m_tag_tid = 0;
  94   TagData m_tag_data;
  95 };
  96
  97 TEST_F(TestMockJournalOpenRequest, Success) {
  98   REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);
  99
 100   librbd::ImageCtx *ictx;
 101   ASSERT_EQ(0, open_image(m_image_name, &ictx));
 102
 103   MockTestImageCtx mock_image_ctx(*ictx);
 104   ::journal::MockJournaler mock_journaler;
 105
 106   expect_op_work_queue(mock_image_ctx);
 107
 108   InSequence seq;
 109   expect_init_journaler(mock_journaler, 0);
 110   expect_get_journaler_cached_client(mock_journaler, 0);
 111   expect_get_journaler_tags(mock_image_ctx, mock_journaler, 0);
 112
 113   C_SaferCond ctx;
 114   auto req = MockOpenRequest::create(&mock_image_ctx, &mock_journaler,
 115                                      &m_lock, &m_client_meta, &m_tag_tid,
 116                                      &m_tag_data, &ctx);
 117   req->send();
 118   ASSERT_EQ(0, ctx.wait());
 119   ASSERT_EQ(345U, m_client_meta.tag_class);
 120   ASSERT_EQ(1U, m_tag_tid);
 121   ASSERT_EQ("remote mirror", m_tag_data.mirror_uuid);
 122 }
 123
 124 TEST_F(TestMockJournalOpenRequest, InitError) {
 125   REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);
 126
 127   librbd::ImageCtx *ictx;
 128   ASSERT_EQ(0, open_image(m_image_name, &ictx));
 129
 130   MockTestImageCtx mock_image_ctx(*ictx);
 131   ::journal::MockJournaler mock_journaler;
 132
 133   expect_op_work_queue(mock_image_ctx);
 134
 135   InSequence seq;
 136   expect_init_journaler(mock_journaler, -ENOENT);
 137
 138   C_SaferCond ctx;
 139   auto req = MockOpenRequest::create(&mock_image_ctx, &mock_journaler,
 140                                      &m_lock, &m_client_meta, &m_tag_tid,
 141                                      &m_tag_data, &ctx);
 142   req->send();
 143   ASSERT_EQ(-ENOENT, ctx.wait());
 144 }
 145
 146 TEST_F(TestMockJournalOpenRequest, GetCachedClientError) {
 147   REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);
 148
 149   librbd::ImageCtx *ictx;
 150   ASSERT_EQ(0, open_image(m_image_name, &ictx));
 151
 152   MockTestImageCtx mock_image_ctx(*ictx);
 153   ::journal::MockJournaler mock_journaler;
 154
 155   expect_op_work_queue(mock_image_ctx);
 156
 157   InSequence seq;
 158   expect_init_journaler(mock_journaler, 0);
 159   expect_get_journaler_cached_client(mock_journaler, -EINVAL);
 160
 161   C_SaferCond ctx;
 162   auto req = MockOpenRequest::create(&mock_image_ctx, &mock_journaler,
 163                                      &m_lock, &m_client_meta, &m_tag_tid,
 164                                      &m_tag_data, &ctx);
 165   req->send();
 166   ASSERT_EQ(-EINVAL, ctx.wait());
 167 }
 168
 169 TEST_F(TestMockJournalOpenRequest, GetTagsError) {
 170   REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);
 171
 172   librbd::ImageCtx *ictx;
 173   ASSERT_EQ(0, open_image(m_image_name, &ictx));
 174
 175   MockTestImageCtx mock_image_ctx(*ictx);
 176   ::journal::MockJournaler mock_journaler;
 177
 178   expect_op_work_queue(mock_image_ctx);
 179
 180   InSequence seq;
 181   expect_init_journaler(mock_journaler, 0);
 182   expect_get_journaler_cached_client(mock_journaler, 0);
 183   expect_get_journaler_tags(mock_image_ctx, mock_journaler, -EBADMSG);
 184
 185   C_SaferCond ctx;
 186   auto req = MockOpenRequest::create(&mock_image_ctx, &mock_journaler,
 187                                      &m_lock, &m_client_meta, &m_tag_tid,
 188                                      &m_tag_data, &ctx);
 189   req->send();
 190   ASSERT_EQ(-EBADMSG, ctx.wait());
 191 }
 192
 193 } // namespace journal
 194 } // namespace librbd