initial code repo
[stor4nfv.git] / src / ceph / src / test / librbd / managed_lock / test_mock_ReacquireRequest.cc
diff --git a/src/ceph/src/test/librbd/managed_lock/test_mock_ReacquireRequest.cc b/src/ceph/src/test/librbd/managed_lock/test_mock_ReacquireRequest.cc
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+// -*- 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 "test/librbd/test_support.h"
+#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
+#include "test/librados_test_stub/MockTestMemRadosClient.h"
+#include "cls/lock/cls_lock_ops.h"
+#include "librbd/managed_lock/ReacquireRequest.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include <arpa/inet.h>
+#include <list>
+
+// template definitions
+#include "librbd/managed_lock/ReacquireRequest.cc"
+template class librbd::managed_lock::ReacquireRequest<librbd::MockImageCtx>;
+
+namespace {
+
+MATCHER_P(IsLockType, exclusive, "") {
+  cls_lock_set_cookie_op op;
+  bufferlist bl;
+  bl.share(arg);
+  bufferlist::iterator iter = bl.begin();
+  ::decode(op, iter);
+  return op.type == (exclusive ? LOCK_EXCLUSIVE : LOCK_SHARED);
+}
+
+} // anonymous namespace
+
+namespace librbd {
+namespace managed_lock {
+
+using ::testing::_;
+using ::testing::InSequence;
+using ::testing::Return;
+using ::testing::StrEq;
+
+
+class TestMockManagedLockReacquireRequest : public TestMockFixture {
+public:
+  typedef ReacquireRequest<MockImageCtx> MockReacquireRequest;
+
+  void expect_set_cookie(MockImageCtx &mock_image_ctx, int r,
+                         bool exclusive = true) {
+    EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
+                exec(mock_image_ctx.header_oid, _, StrEq("lock"),
+                     StrEq("set_cookie"), IsLockType(exclusive), _, _))
+                  .WillOnce(Return(r));
+  }
+};
+
+TEST_F(TestMockManagedLockReacquireRequest, SuccessExclusive) {
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockImageCtx mock_image_ctx(*ictx);
+
+  InSequence seq;
+  expect_set_cookie(mock_image_ctx, 0);
+
+  C_SaferCond ctx;
+  MockReacquireRequest *req = MockReacquireRequest::create(
+      mock_image_ctx.md_ctx, mock_image_ctx.header_oid, "old_cookie",
+      "new_cookie", true, &ctx);
+  req->send();
+  ASSERT_EQ(0, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockReacquireRequest, SuccessShared) {
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockImageCtx mock_image_ctx(*ictx);
+
+  InSequence seq;
+  expect_set_cookie(mock_image_ctx, 0, false);
+
+  C_SaferCond ctx;
+  MockReacquireRequest *req = MockReacquireRequest::create(
+      mock_image_ctx.md_ctx, mock_image_ctx.header_oid, "old_cookie",
+      "new_cookie", false, &ctx);
+  req->send();
+  ASSERT_EQ(0, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockReacquireRequest, NotSupported) {
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockImageCtx mock_image_ctx(*ictx);
+
+  InSequence seq;
+  expect_set_cookie(mock_image_ctx, -EOPNOTSUPP);
+
+  C_SaferCond ctx;
+  MockReacquireRequest *req = MockReacquireRequest::create(
+      mock_image_ctx.md_ctx, mock_image_ctx.header_oid, "old_cookie",
+      "new_cookie", true, &ctx);
+  req->send();
+  ASSERT_EQ(-EOPNOTSUPP, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockReacquireRequest, Error) {
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockImageCtx mock_image_ctx(*ictx);
+
+  InSequence seq;
+  expect_set_cookie(mock_image_ctx, -EBUSY);
+
+  C_SaferCond ctx;
+  MockReacquireRequest *req = MockReacquireRequest::create(
+      mock_image_ctx.md_ctx, mock_image_ctx.header_oid, "old_cookie",
+      "new_cookie", true, &ctx);
+  req->send();
+  ASSERT_EQ(-EBUSY, ctx.wait());
+}
+
+} // namespace managed_lock
+} // namespace librbd