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diff --git a/src/ceph/src/test/rbd_mirror/test_fixture.cc b/src/ceph/src/test/rbd_mirror/test_fixture.cc
new file mode 100644
index 0000000..67a7932
--- /dev/null
+++ b/src/ceph/src/test/rbd_mirror/test_fixture.cc
@@ -0,0 +1,160 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "cls/rbd/cls_rbd_types.h"
+#include "test/rbd_mirror/test_fixture.h"
+#include "include/stringify.h"
+#include "include/rbd/librbd.hpp"
+#include "librbd/ImageCtx.h"
+#include "librbd/ImageState.h"
+#include "librbd/Operations.h"
+#include "test/librados/test.h"
+#include "tools/rbd_mirror/Threads.h"
+
+namespace rbd {
+namespace mirror {
+
+std::string TestFixture::_local_pool_name;
+std::string TestFixture::_remote_pool_name;
+std::shared_ptr<librados::Rados> TestFixture::_rados;
+uint64_t TestFixture::_image_number = 0;
+std::string TestFixture::_data_pool;
+
+TestFixture::TestFixture() {
+}
+
+void TestFixture::SetUpTestCase() {
+  _rados = std::shared_ptr<librados::Rados>(new librados::Rados());
+  ASSERT_EQ("", connect_cluster_pp(*_rados.get()));
+  ASSERT_EQ(0, _rados->conf_set("rbd_cache", "false"));
+
+  _local_pool_name = get_temp_pool_name("test-rbd-mirror-");
+  ASSERT_EQ(0, _rados->pool_create(_local_pool_name.c_str()));
+
+  librados::IoCtx local_ioctx;
+  ASSERT_EQ(0, _rados->ioctx_create(_local_pool_name.c_str(), local_ioctx));
+  local_ioctx.application_enable("rbd", true);
+
+  _remote_pool_name = get_temp_pool_name("test-rbd-mirror-");
+  ASSERT_EQ(0, _rados->pool_create(_remote_pool_name.c_str()));
+
+  librados::IoCtx remote_ioctx;
+  ASSERT_EQ(0, _rados->ioctx_create(_remote_pool_name.c_str(), remote_ioctx));
+  remote_ioctx.application_enable("rbd", true);
+
+  ASSERT_EQ(0, create_image_data_pool(_data_pool));
+  if (!_data_pool.empty()) {
+    printf("using image data pool: %s\n", _data_pool.c_str());
+  }
+}
+
+void TestFixture::TearDownTestCase() {
+  if (!_data_pool.empty()) {
+    ASSERT_EQ(0, _rados->pool_delete(_data_pool.c_str()));
+  }
+
+  ASSERT_EQ(0, _rados->pool_delete(_remote_pool_name.c_str()));
+  ASSERT_EQ(0, _rados->pool_delete(_local_pool_name.c_str()));
+  _rados->shutdown();
+}
+
+void TestFixture::SetUp() {
+  static bool seeded = false;
+  if (!seeded) {
+    seeded = true;
+    int seed = getpid();
+    cout << "seed " << seed << std::endl;
+    srand(seed);
+  }
+
+  ASSERT_EQ(0, _rados->ioctx_create(_local_pool_name.c_str(), m_local_io_ctx));
+  ASSERT_EQ(0, _rados->ioctx_create(_remote_pool_name.c_str(), m_remote_io_ctx));
+  m_image_name = get_temp_image_name();
+
+  m_threads = new rbd::mirror::Threads<>(reinterpret_cast<CephContext*>(
+    m_local_io_ctx.cct()));
+}
+
+void TestFixture::TearDown() {
+  for (auto image_ctx : m_image_ctxs) {
+    image_ctx->state->close();
+  }
+
+  m_remote_io_ctx.close();
+  m_local_io_ctx.close();
+
+  delete m_threads;
+}
+
+int TestFixture::create_image(librbd::RBD &rbd, librados::IoCtx &ioctx,
+                              const std::string &name, uint64_t size) {
+  int order = 18;
+  return rbd.create2(ioctx, name.c_str(), size, RBD_FEATURES_ALL, &order);
+}
+
+int TestFixture::open_image(librados::IoCtx &io_ctx,
+                            const std::string &image_name,
+                            librbd::ImageCtx **image_ctx) {
+  *image_ctx = new librbd::ImageCtx(image_name.c_str(), "", NULL, io_ctx,
+                                    false);
+  m_image_ctxs.insert(*image_ctx);
+  return (*image_ctx)->state->open(false);
+}
+
+int TestFixture::create_snap(librbd::ImageCtx *image_ctx, const char* snap_name,
+                             librados::snap_t *snap_id) {
+  int r = image_ctx->operations->snap_create(cls::rbd::UserSnapshotNamespace(),
+					     snap_name);
+  if (r < 0) {
+    return r;
+  }
+
+  r = image_ctx->state->refresh();
+  if (r < 0) {
+    return r;
+  }
+
+  if (image_ctx->snap_ids.count({cls::rbd::UserSnapshotNamespace(),
+				 snap_name}) == 0) {
+    return -ENOENT;
+  }
+
+  if (snap_id != nullptr) {
+    *snap_id = image_ctx->snap_ids[{cls::rbd::UserSnapshotNamespace(),
+				    snap_name}];
+  }
+  return 0;
+}
+
+std::string TestFixture::get_temp_image_name() {
+  ++_image_number;
+  return "image" + stringify(_image_number);
+}
+
+int TestFixture::create_image_data_pool(std::string &data_pool) {
+  std::string pool;
+  int r = _rados->conf_get("rbd_default_data_pool", pool);
+  if (r != 0) {
+    return r;
+  } else if (pool.empty()) {
+    return 0;
+  }
+
+  r = _rados->pool_create(pool.c_str());
+  if (r < 0) {
+    return r;
+  }
+
+  librados::IoCtx data_ioctx;
+  r = _rados->ioctx_create(pool.c_str(), data_ioctx);
+  if (r < 0) {
+    return r;
+  }
+
+  data_ioctx.application_enable("rbd", true);
+  data_pool = pool;
+  return 0;
+}
+
+} // namespace mirror
+} // namespace rbd