diff options
Diffstat (limited to 'src/test/librbd/image/test_mock_ListWatchersRequest.cc')
| -rw-r--r-- | src/test/librbd/image/test_mock_ListWatchersRequest.cc | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/test/librbd/image/test_mock_ListWatchersRequest.cc b/src/test/librbd/image/test_mock_ListWatchersRequest.cc new file mode 100644 index 000000000..d90fc4ab0 --- /dev/null +++ b/src/test/librbd/image/test_mock_ListWatchersRequest.cc @@ -0,0 +1,212 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include "test/librbd/test_mock_fixture.h" +#include "librbd/image/ListWatchersRequest.h" +#include "test/librados_test_stub/MockTestMemIoCtxImpl.h" +#include "test/librados_test_stub/MockTestMemRadosClient.h" +#include "test/librbd/mock/MockContextWQ.h" +#include "test/librbd/mock/MockImageCtx.h" +#include "test/librbd/test_support.h" +#include "gmock/gmock.h" +#include "gtest/gtest.h" + +namespace librbd { + +namespace { + +struct MockTestImageCtx : public librbd::MockImageCtx { + MockTestImageCtx(librbd::ImageCtx &image_ctx) + : librbd::MockImageCtx(image_ctx) { + } +}; + +} // anonymous namespace +} // namespace librbd + +// template definitions +#include "librbd/image/ListWatchersRequest.cc" +template class librbd::image::ListWatchersRequest<librbd::MockImageCtx>; + +namespace librbd { + +namespace image { + +using ::testing::_; +using ::testing::DoAll; +using ::testing::InSequence; +using ::testing::Return; +using ::testing::SetArgPointee; +using ::testing::StrEq; + +class TestMockListWatchersRequest : public TestMockFixture { +public: + typedef ListWatchersRequest<MockImageCtx> MockListWatchersRequest; + + obj_watch_t watcher(const std::string &address, uint64_t watch_handle) { + obj_watch_t w; + strcpy(w.addr, address.c_str()); + w.watcher_id = 0; + w.cookie = watch_handle; + w.timeout_seconds = 0; + + return w; + } + + void expect_list_watchers(MockTestImageCtx &mock_image_ctx, + const std::string oid, + const std::list<obj_watch_t> &watchers, int r) { + auto &expect = EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx), + list_watchers(oid, _)); + if (r < 0) { + expect.WillOnce(Return(r)); + } else { + expect.WillOnce(DoAll(SetArgPointee<1>(watchers), Return(0))); + } + } + + void expect_list_image_watchers(MockTestImageCtx &mock_image_ctx, + const std::list<obj_watch_t> &watchers, + int r) { + expect_list_watchers(mock_image_ctx, mock_image_ctx.header_oid, + watchers, r); + } + + void expect_list_mirror_watchers(MockTestImageCtx &mock_image_ctx, + const std::list<obj_watch_t> &watchers, + int r) { + expect_list_watchers(mock_image_ctx, RBD_MIRRORING, watchers, r); + } + + void expect_get_watch_handle(MockImageWatcher &mock_watcher, + uint64_t watch_handle) { + EXPECT_CALL(mock_watcher, get_watch_handle()) + .WillOnce(Return(watch_handle)); + } +}; + +TEST_F(TestMockListWatchersRequest, NoImageWatchers) { + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + + MockTestImageCtx mock_image_ctx(*ictx); + MockImageWatcher mock_watcher; + + InSequence seq; + expect_list_image_watchers(mock_image_ctx, {}, 0); + + std::list<obj_watch_t> watchers; + C_SaferCond ctx; + auto req = MockListWatchersRequest::create(mock_image_ctx, 0, &watchers, + &ctx); + req->send(); + + ASSERT_EQ(0, ctx.wait()); + ASSERT_TRUE(watchers.empty()); +} + +TEST_F(TestMockListWatchersRequest, Error) { + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + + MockTestImageCtx mock_image_ctx(*ictx); + MockImageWatcher mock_watcher; + + InSequence seq; + expect_list_image_watchers(mock_image_ctx, {}, -EINVAL); + + std::list<obj_watch_t> watchers; + C_SaferCond ctx; + auto req = MockListWatchersRequest::create(mock_image_ctx, 0, &watchers, + &ctx); + req->send(); + + ASSERT_EQ(-EINVAL, ctx.wait()); +} + +TEST_F(TestMockListWatchersRequest, Success) { + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + + MockTestImageCtx mock_image_ctx(*ictx); + MockImageWatcher mock_watcher; + + InSequence seq; + expect_list_image_watchers(mock_image_ctx, + {watcher("a", 123), watcher("b", 456)}, 0); + expect_get_watch_handle(*mock_image_ctx.image_watcher, 123); + + std::list<obj_watch_t> watchers; + C_SaferCond ctx; + auto req = MockListWatchersRequest::create(mock_image_ctx, 0, &watchers, + &ctx); + req->send(); + + ASSERT_EQ(0, ctx.wait()); + ASSERT_EQ(2U, watchers.size()); + + auto w = watchers.begin(); + ASSERT_STREQ("a", w->addr); + ASSERT_EQ(123U, w->cookie); + + w++; + ASSERT_STREQ("b", w->addr); + ASSERT_EQ(456U, w->cookie); +} + +TEST_F(TestMockListWatchersRequest, FilterOutMyInstance) { + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + + MockTestImageCtx mock_image_ctx(*ictx); + MockImageWatcher mock_watcher; + + InSequence seq; + expect_list_image_watchers(mock_image_ctx, + {watcher("a", 123), watcher("b", 456)}, 0); + expect_get_watch_handle(*mock_image_ctx.image_watcher, 123); + + std::list<obj_watch_t> watchers; + C_SaferCond ctx; + auto req = MockListWatchersRequest::create( + mock_image_ctx, LIST_WATCHERS_FILTER_OUT_MY_INSTANCE, &watchers, &ctx); + req->send(); + + ASSERT_EQ(0, ctx.wait()); + ASSERT_EQ(1U, watchers.size()); + + ASSERT_STREQ("b", watchers.begin()->addr); + ASSERT_EQ(456U, watchers.begin()->cookie); +} + +TEST_F(TestMockListWatchersRequest, FilterOutMirrorInstance) { + REQUIRE_FEATURE(RBD_FEATURE_JOURNALING); + + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + + MockTestImageCtx mock_image_ctx(*ictx); + MockImageWatcher mock_watcher; + + InSequence seq; + expect_list_image_watchers(mock_image_ctx, + {watcher("a", 123), watcher("b", 456)}, 0); + expect_list_mirror_watchers(mock_image_ctx, {watcher("b", 789)}, 0); + expect_get_watch_handle(*mock_image_ctx.image_watcher, 123); + + std::list<obj_watch_t> watchers; + C_SaferCond ctx; + auto req = MockListWatchersRequest::create( + mock_image_ctx, LIST_WATCHERS_FILTER_OUT_MIRROR_INSTANCES, &watchers, + &ctx); + req->send(); + + ASSERT_EQ(0, ctx.wait()); + ASSERT_EQ(1U, watchers.size()); + + ASSERT_STREQ("a", watchers.begin()->addr); + ASSERT_EQ(123U, watchers.begin()->cookie); +} + +} // namespace image +} // namespace librbd |