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diff --git a/src/ceph/src/test/rbd_mirror/image_replayer/test_mock_GetMirrorImageIdRequest.cc b/src/ceph/src/test/rbd_mirror/image_replayer/test_mock_GetMirrorImageIdRequest.cc
new file mode 100644
index 0000000..eaa9882
--- /dev/null
+++ b/src/ceph/src/test/rbd_mirror/image_replayer/test_mock_GetMirrorImageIdRequest.cc
@@ -0,0 +1,106 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "test/rbd_mirror/test_mock_fixture.h"
+#include "cls/rbd/cls_rbd_types.h"
+#include "librbd/journal/TypeTraits.h"
+#include "tools/rbd_mirror/image_replayer/GetMirrorImageIdRequest.h"
+#include "test/journal/mock/MockJournaler.h"
+#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
+#include "test/librbd/mock/MockImageCtx.h"
+#include "test/librbd/mock/MockJournal.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 "tools/rbd_mirror/image_replayer/GetMirrorImageIdRequest.cc"
+
+namespace rbd {
+namespace mirror {
+namespace image_replayer {
+
+using ::testing::_;
+using ::testing::DoAll;
+using ::testing::InSequence;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::StrEq;
+using ::testing::WithArg;
+using ::testing::WithArgs;
+
+class TestMockImageReplayerGetMirrorImageIdRequest : public TestMockFixture {
+public:
+  typedef GetMirrorImageIdRequest<librbd::MockTestImageCtx> MockGetMirrorImageIdRequest;
+
+  void expect_mirror_image_get_image_id(librados::IoCtx &io_ctx,
+                                        const std::string &image_id, int r) {
+    bufferlist bl;
+    ::encode(image_id, bl);
+
+    EXPECT_CALL(get_mock_io_ctx(io_ctx),
+                exec(RBD_MIRRORING, _, StrEq("rbd"), StrEq("mirror_image_get_image_id"), _, _, _))
+      .WillOnce(DoAll(WithArg<5>(Invoke([bl](bufferlist *out_bl) {
+                                          *out_bl = bl;
+                                        })),
+                      Return(r)));
+  }
+
+};
+
+TEST_F(TestMockImageReplayerGetMirrorImageIdRequest, Success) {
+  InSequence seq;
+  expect_mirror_image_get_image_id(m_local_io_ctx, "image id", 0);
+
+  std::string image_id;
+  C_SaferCond ctx;
+  auto req = MockGetMirrorImageIdRequest::create(m_local_io_ctx,
+                                                 "global image id",
+                                                 &image_id, &ctx);
+  req->send();
+
+  ASSERT_EQ(0, ctx.wait());
+  ASSERT_EQ(std::string("image id"), image_id);
+}
+
+TEST_F(TestMockImageReplayerGetMirrorImageIdRequest, MirrorImageIdDNE) {
+  InSequence seq;
+  expect_mirror_image_get_image_id(m_local_io_ctx, "", -ENOENT);
+
+  std::string image_id;
+  C_SaferCond ctx;
+  auto req = MockGetMirrorImageIdRequest::create(m_local_io_ctx,
+                                                 "global image id",
+                                                 &image_id, &ctx);
+  req->send();
+
+  ASSERT_EQ(-ENOENT, ctx.wait());
+}
+
+TEST_F(TestMockImageReplayerGetMirrorImageIdRequest, MirrorImageIdError) {
+  InSequence seq;
+  expect_mirror_image_get_image_id(m_local_io_ctx, "", -EINVAL);
+
+  std::string image_id;
+  C_SaferCond ctx;
+  auto req = MockGetMirrorImageIdRequest::create(m_local_io_ctx,
+                                                 "global image id",
+                                                 &image_id, &ctx);
+  req->send();
+
+  ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+} // namespace image_replayer
+} // namespace mirror
+} // namespace rbd