1 files changed, 174 insertions, 0 deletions
diff --git a/src/test/librbd/crypto/test_mock_ShutDownCryptoRequest.cc b/src/test/librbd/crypto/test_mock_ShutDownCryptoRequest.cc
new file mode 100644
index 000000000..7df99b78a
--- /dev/null
+++ b/src/test/librbd/crypto/test_mock_ShutDownCryptoRequest.cc
@@ -0,0 +1,174 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "librbd/crypto/Utils.h"
+#include "test/librbd/test_mock_fixture.h"
+#include "test/librbd/test_support.h"
+#include "test/librbd/mock/MockImageCtx.h"
+#include "test/librbd/mock/crypto/MockEncryptionFormat.h"
+
+#include "librbd/crypto/ShutDownCryptoRequest.cc"
+
+namespace librbd {
+
+namespace {
+
+struct MockTestImageCtx : public MockImageCtx {
+  MockTestImageCtx(librbd::ImageCtx &image_ctx)
+    : librbd::MockImageCtx(image_ctx) {
+  }
+
+  MockTestImageCtx *parent = nullptr;
+};
+
+} // anonymous namespace
+
+namespace crypto {
+
+using ::testing::_;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::WithArgs;
+
+struct TestMockShutDownCryptoRequest : public TestMockFixture {
+  typedef ShutDownCryptoRequest<MockTestImageCtx> MockShutDownCryptoRequest;
+
+  MockTestImageCtx* mock_image_ctx;
+  C_SaferCond finished_cond;
+  Context *on_finish = &finished_cond;
+  MockShutDownCryptoRequest* mock_shutdown_crypto_request;
+  MockEncryptionFormat* mock_encryption_format;
+  Context* shutdown_object_dispatch_context;
+  Context* shutdown_image_dispatch_context;
+
+  void SetUp() override {
+    TestMockFixture::SetUp();
+
+    librbd::ImageCtx *ictx;
+    ASSERT_EQ(0, open_image(m_image_name, &ictx));
+    mock_image_ctx = new MockTestImageCtx(*ictx);
+    mock_encryption_format = new MockEncryptionFormat();
+    mock_image_ctx->encryption_format.reset(mock_encryption_format);
+    mock_shutdown_crypto_request = MockShutDownCryptoRequest::create(
+        mock_image_ctx, on_finish);
+  }
+
+  void TearDown() override {
+    delete mock_image_ctx;
+    TestMockFixture::TearDown();
+  }
+
+  void expect_crypto_object_layer_exists_check(
+          MockTestImageCtx* image_ctx, bool exists) {
+    EXPECT_CALL(*image_ctx->io_object_dispatcher, exists(
+            io::OBJECT_DISPATCH_LAYER_CRYPTO)).WillOnce(Return(exists));
+  }
+
+  void expect_crypto_image_layer_exists_check(
+          MockTestImageCtx* image_ctx, bool exists) {
+    EXPECT_CALL(*image_ctx->io_image_dispatcher, exists(
+            io::IMAGE_DISPATCH_LAYER_CRYPTO)).WillOnce(Return(exists));
+  }
+
+  void expect_shutdown_crypto_object_dispatch(MockTestImageCtx* image_ctx) {
+    EXPECT_CALL(*image_ctx->io_object_dispatcher, shut_down_dispatch(
+            io::OBJECT_DISPATCH_LAYER_CRYPTO, _)).WillOnce(
+                    WithArgs<1>(Invoke([this](Context* ctx) {
+                      shutdown_object_dispatch_context = ctx;
+    })));
+  }
+
+  void expect_shutdown_crypto_image_dispatch(MockTestImageCtx* image_ctx) {
+    EXPECT_CALL(*image_ctx->io_image_dispatcher, shut_down_dispatch(
+            io::IMAGE_DISPATCH_LAYER_CRYPTO, _)).WillOnce(
+                    WithArgs<1>(Invoke([this](Context* ctx) {
+                      shutdown_image_dispatch_context = ctx;
+    })));
+  }
+};
+
+TEST_F(TestMockShutDownCryptoRequest, NoCryptoObjectDispatch) {
+  expect_crypto_object_layer_exists_check(mock_image_ctx, false);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(0, finished_cond.wait());
+  ASSERT_EQ(nullptr, mock_image_ctx->encryption_format.get());
+}
+
+TEST_F(TestMockShutDownCryptoRequest, FailShutdownObjectDispatch) {
+  expect_crypto_object_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(mock_image_ctx);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  shutdown_object_dispatch_context->complete(-EIO);
+  ASSERT_EQ(-EIO, finished_cond.wait());
+  ASSERT_EQ(mock_encryption_format, mock_image_ctx->encryption_format.get());
+}
+
+TEST_F(TestMockShutDownCryptoRequest, NoCryptoImageDispatch) {
+  expect_crypto_object_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(mock_image_ctx);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_image_layer_exists_check(mock_image_ctx, false);
+  shutdown_object_dispatch_context->complete(0);
+  ASSERT_EQ(0, finished_cond.wait());
+  ASSERT_EQ(nullptr, mock_image_ctx->encryption_format.get());
+}
+
+TEST_F(TestMockShutDownCryptoRequest, FailShutdownImageDispatch) {
+  expect_crypto_object_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(mock_image_ctx);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_image_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_image_dispatch(mock_image_ctx);
+  shutdown_object_dispatch_context->complete(0);
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  shutdown_image_dispatch_context->complete(-EIO);
+  ASSERT_EQ(-EIO, finished_cond.wait());
+  ASSERT_EQ(mock_encryption_format, mock_image_ctx->encryption_format.get());
+}
+
+TEST_F(TestMockShutDownCryptoRequest, Success) {
+  expect_crypto_object_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(mock_image_ctx);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_image_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_image_dispatch(mock_image_ctx);
+  shutdown_object_dispatch_context->complete(0);
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  shutdown_image_dispatch_context->complete(0);
+  ASSERT_EQ(0, finished_cond.wait());
+  ASSERT_EQ(nullptr, mock_image_ctx->encryption_format.get());
+}
+
+TEST_F(TestMockShutDownCryptoRequest, ShutdownParent) {
+  auto parent_image_ctx = new MockTestImageCtx(*mock_image_ctx->image_ctx);
+  mock_image_ctx->parent = parent_image_ctx;
+  expect_crypto_object_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(mock_image_ctx);
+  mock_shutdown_crypto_request->send();
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_image_layer_exists_check(mock_image_ctx, true);
+  expect_shutdown_crypto_image_dispatch(mock_image_ctx);
+  shutdown_object_dispatch_context->complete(0);
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_object_layer_exists_check(parent_image_ctx, true);
+  expect_shutdown_crypto_object_dispatch(parent_image_ctx);
+  shutdown_image_dispatch_context->complete(0);
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  expect_crypto_image_layer_exists_check(parent_image_ctx, true);
+  expect_shutdown_crypto_image_dispatch(parent_image_ctx);
+  shutdown_object_dispatch_context->complete(0);
+  ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0));
+  mock_image_ctx->parent = nullptr;
+  shutdown_image_dispatch_context->complete(0);
+  ASSERT_EQ(0, finished_cond.wait());
+  ASSERT_EQ(nullptr, mock_image_ctx->encryption_format.get());
+  ASSERT_EQ(nullptr, parent_image_ctx->encryption_format.get());
+  delete parent_image_ctx;
+}
+
+} // namespace crypto
+} // namespace librbd