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-rw-r--r--src/test/librbd/image/test_mock_AttachChildRequest.cc275
1 files changed, 275 insertions, 0 deletions
diff --git a/src/test/librbd/image/test_mock_AttachChildRequest.cc b/src/test/librbd/image/test_mock_AttachChildRequest.cc
new file mode 100644
index 000000000..66d594eb0
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+++ b/src/test/librbd/image/test_mock_AttachChildRequest.cc
@@ -0,0 +1,275 @@
+// -*- 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/librbd/mock/MockImageCtx.h"
+#include "test/librbd/mock/MockContextWQ.h"
+#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
+#include "librbd/ImageState.h"
+#include "librbd/Operations.h"
+#include "librbd/image/AttachChildRequest.h"
+#include "librbd/image/RefreshRequest.h"
+#include "librbd/internal.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+namespace librbd {
+namespace {
+
+struct MockTestImageCtx : public MockImageCtx {
+ MockTestImageCtx(ImageCtx &image_ctx) : MockImageCtx(image_ctx) {
+ }
+};
+
+} // anonymous namespace
+
+namespace image {
+
+template <>
+struct RefreshRequest<MockTestImageCtx> {
+ Context* on_finish = nullptr;
+ static RefreshRequest* s_instance;
+ static RefreshRequest* create(MockTestImageCtx &image_ctx,
+ bool acquiring_lock, bool skip_open_parent,
+ Context *on_finish) {
+ ceph_assert(s_instance != nullptr);
+ s_instance->on_finish = on_finish;
+ return s_instance;
+ }
+
+ MOCK_METHOD0(send, void());
+
+ RefreshRequest() {
+ s_instance = this;
+ }
+};
+
+RefreshRequest<MockTestImageCtx>* RefreshRequest<MockTestImageCtx>::s_instance = nullptr;
+
+} // namespace image
+
+} // namespace librbd
+
+// template definitions
+#include "librbd/image/AttachChildRequest.cc"
+
+namespace librbd {
+namespace image {
+
+using ::testing::_;
+using ::testing::InSequence;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::StrEq;
+using ::testing::WithArg;
+
+class TestMockImageAttachChildRequest : public TestMockFixture {
+public:
+ typedef AttachChildRequest<MockTestImageCtx> MockAttachChildRequest;
+ typedef RefreshRequest<MockTestImageCtx> MockRefreshRequest;
+
+ void SetUp() override {
+ TestMockFixture::SetUp();
+
+ ASSERT_EQ(0, open_image(m_image_name, &image_ctx));
+ NoOpProgressContext prog_ctx;
+ ASSERT_EQ(0, image_ctx->operations->snap_create(
+ cls::rbd::UserSnapshotNamespace{}, "snap", 0, prog_ctx));
+ if (is_feature_enabled(RBD_FEATURE_LAYERING)) {
+ ASSERT_EQ(0, image_ctx->operations->snap_protect(
+ cls::rbd::UserSnapshotNamespace{}, "snap"));
+
+ uint64_t snap_id = image_ctx->snap_ids[
+ {cls::rbd::UserSnapshotNamespace{}, "snap"}];
+ ASSERT_NE(CEPH_NOSNAP, snap_id);
+
+ C_SaferCond ctx;
+ image_ctx->state->snap_set(snap_id, &ctx);
+ ASSERT_EQ(0, ctx.wait());
+ }
+ }
+
+ void expect_add_child(MockImageCtx &mock_image_ctx, int r) {
+ EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
+ exec(RBD_CHILDREN, _, StrEq("rbd"), StrEq("add_child"), _, _, _,
+ _))
+ .WillOnce(Return(r));
+ }
+
+ void expect_refresh(MockRefreshRequest& mock_refresh_request, int r) {
+ EXPECT_CALL(mock_refresh_request, send())
+ .WillOnce(Invoke([this, &mock_refresh_request, r]() {
+ image_ctx->op_work_queue->queue(mock_refresh_request.on_finish, r);
+ }));
+ }
+
+ void expect_is_snap_protected(MockImageCtx &mock_image_ctx, bool is_protected,
+ int r) {
+ EXPECT_CALL(mock_image_ctx, is_snap_protected(_, _))
+ .WillOnce(WithArg<1>(Invoke([is_protected, r](bool* is_prot) {
+ *is_prot = is_protected;
+ return r;
+ })));
+ }
+
+ void expect_op_features_set(MockImageCtx &mock_image_ctx, int r) {
+ bufferlist bl;
+ encode(static_cast<uint64_t>(RBD_OPERATION_FEATURE_CLONE_CHILD), bl);
+ encode(static_cast<uint64_t>(RBD_OPERATION_FEATURE_CLONE_CHILD), bl);
+
+ EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
+ exec(util::header_name(mock_image_ctx.id), _, StrEq("rbd"),
+ StrEq("op_features_set"), ContentsEqual(bl), _, _, _))
+ .WillOnce(Return(r));
+ }
+
+ void expect_child_attach(MockImageCtx &mock_image_ctx, int r) {
+ bufferlist bl;
+ encode(mock_image_ctx.snap_id, bl);
+ encode(cls::rbd::ChildImageSpec{m_ioctx.get_id(), "", mock_image_ctx.id},
+ bl);
+
+ EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
+ exec(mock_image_ctx.header_oid, _, StrEq("rbd"),
+ StrEq("child_attach"), ContentsEqual(bl), _, _, _))
+ .WillOnce(Return(r));
+ }
+
+ librbd::ImageCtx *image_ctx;
+};
+
+TEST_F(TestMockImageAttachChildRequest, SuccessV1) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_add_child(mock_image_ctx, 0);
+
+ MockRefreshRequest mock_refresh_request;
+ expect_refresh(mock_refresh_request, 0);
+ expect_is_snap_protected(mock_image_ctx, true, 0);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 1,
+ &ctx);
+ req->send();
+ ASSERT_EQ(0, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, SuccessV2) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_op_features_set(mock_image_ctx, 0);
+ expect_child_attach(mock_image_ctx, 0);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 2,
+ &ctx);
+ req->send();
+ ASSERT_EQ(0, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, AddChildError) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_add_child(mock_image_ctx, -EINVAL);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 1,
+ &ctx);
+ req->send();
+ ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, RefreshError) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_add_child(mock_image_ctx, 0);
+
+ MockRefreshRequest mock_refresh_request;
+ expect_refresh(mock_refresh_request, -EINVAL);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 1,
+ &ctx);
+ req->send();
+ ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, ValidateProtectedFailed) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_add_child(mock_image_ctx, 0);
+
+ MockRefreshRequest mock_refresh_request;
+ expect_refresh(mock_refresh_request, 0);
+ expect_is_snap_protected(mock_image_ctx, false, 0);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 1,
+ &ctx);
+ req->send();
+ ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, SetCloneError) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_op_features_set(mock_image_ctx, -EINVAL);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 2,
+ &ctx);
+ req->send();
+ ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+TEST_F(TestMockImageAttachChildRequest, AttachChildError) {
+ REQUIRE_FEATURE(RBD_FEATURE_LAYERING);
+
+ MockTestImageCtx mock_image_ctx(*image_ctx);
+
+ InSequence seq;
+
+ expect_op_features_set(mock_image_ctx, 0);
+ expect_child_attach(mock_image_ctx, -EINVAL);
+
+ C_SaferCond ctx;
+ auto req = MockAttachChildRequest::create(&mock_image_ctx, &mock_image_ctx,
+ image_ctx->snap_id, nullptr, 0, 2,
+ &ctx);
+ req->send();
+ ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+} // namespace image
+} // namespace librbd