285 lines
9.1 KiB
C++
285 lines
9.1 KiB
C++
/* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "my_config.h"
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include "plugin/x/ngs/include/ngs/memory.h"
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#include "plugin/x/src/xpl_error.h"
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#include "unittest/gunit/xplugin/xpl/mock/capabilities.h"
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const int NUMBER_OF_HANDLERS = 4;
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const char *NAMES[NUMBER_OF_HANDLERS] = {"first", "second", "third", "fourth"};
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using ::Mysqlx::Connection::Capabilities;
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using ::Mysqlx::Connection::Capability;
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using ::Mysqlx::Datatypes::Any;
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namespace xpl {
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namespace test {
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using namespace ::testing;
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class CapabilitiesConfiguratorTestSuite : public Test {
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public:
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typedef std::shared_ptr<StrictMock<Mock_capability_handler>> Mock_ptr;
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void SetUp() {
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for (int i = 0; i < NUMBER_OF_HANDLERS; ++i) {
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mock_handlers.push_back(
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std::make_shared<StrictMock<Mock_capability_handler>>());
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}
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std::for_each(std::begin(mock_handlers), std::end(mock_handlers),
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expect_is_gettable<true>);
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std::vector<Capability_handler_ptr> handlers(mock_handlers.begin(),
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mock_handlers.end());
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_is_supported<false>);
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sut.reset(new Capabilities_configurator(handlers));
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}
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template <bool Result>
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static void expect_is_supported(Mock_ptr mock) {
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EXPECT_CALL(*mock, is_settable()).WillRepeatedly(Return(Result));
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EXPECT_CALL(*mock, is_gettable()).WillRepeatedly(Return(Result));
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EXPECT_CALL(*mock, is_supported_impl()).WillOnce(Return(Result));
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}
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template <bool Result>
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static void default_is_supported(Mock_ptr mock) {
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EXPECT_CALL(*mock, is_supported_impl()).WillRepeatedly(Return(Result));
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}
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static void expect_get_capability(Mock_ptr mock) {
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EXPECT_CALL(*mock, get_void(_));
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}
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static void expect_commit(Mock_ptr mock) {
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EXPECT_CALL(*mock, commit_void());
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}
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template <bool Result>
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static void expect_is_gettable(Mock_ptr mock) {
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EXPECT_CALL(*mock, is_gettable()).WillRepeatedly(Return(Result));
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}
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void assert_get(std::vector<Mock_ptr> &supported_handlers) {
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std::for_each(supported_handlers.begin(), supported_handlers.end(),
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expect_is_supported<true>);
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std::for_each(supported_handlers.begin(), supported_handlers.end(),
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expect_get_name(NAMES));
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std::for_each(supported_handlers.begin(), supported_handlers.end(),
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expect_get_capability);
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ngs::Memory_instrumented<Capabilities>::Unique_ptr cap(sut->get());
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ASSERT_TRUE(NULL != cap.get());
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ASSERT_EQ(static_cast<int>(supported_handlers.size()),
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cap->capabilities_size());
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for (std::size_t i = 0; i < supported_handlers.size(); i++) {
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ASSERT_EQ(NAMES[i], cap->capabilities(static_cast<int>(i)).name());
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}
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}
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Capability &add_capability(Capabilities &caps, const std::size_t mock_index) {
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Capability *cap = caps.add_capabilities();
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cap->set_name(NAMES[mock_index]);
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cap->mutable_value()->mutable_scalar()->set_v_signed_int(mock_index);
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return *cap;
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}
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Capability &add_capability_and_expect_it(Capabilities &caps,
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const std::size_t mock_index,
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const ngs::Error_code &set_result) {
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Capability &cap = add_capability(caps, mock_index);
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EXPECT_CALL(*mock_handlers[mock_index], is_settable())
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.WillRepeatedly(Return(true));
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EXPECT_CALL(*mock_handlers[mock_index], set_impl(Ref(cap.value())))
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.WillRepeatedly(Return(set_result));
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return cap;
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}
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struct expect_get_name {
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template <std::size_t ELEMENTS>
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expect_get_name(const char *(&names)[ELEMENTS])
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: m_names(names), m_elements(ELEMENTS), m_current(0) {}
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void operator()(Mock_ptr mock) {
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EXPECT_CALL(*mock, name()).WillOnce(Return(get_next_name()));
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}
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std::string get_next_name() {
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std::string result = m_names[m_current++];
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if (m_current >= m_elements) m_current = 0;
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return result;
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}
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const char **m_names;
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const std::size_t m_elements;
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std::size_t m_current;
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};
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struct default_get_name : expect_get_name {
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template <std::size_t ELEMENTS>
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default_get_name(const char *(&names)[ELEMENTS]) : expect_get_name(names) {}
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void operator()(Mock_ptr &mock) {
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EXPECT_CALL(*mock, name()).WillRepeatedly(Return(get_next_name()));
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}
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};
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std::vector<Mock_ptr> mock_handlers;
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std::unique_ptr<Capabilities_configurator> sut;
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};
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TEST_F(CapabilitiesConfiguratorTestSuite, get_doesNothing_whenEmpty) {
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std::vector<Mock_ptr> empty;
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assert_get(empty);
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}
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TEST_F(CapabilitiesConfiguratorTestSuite, get_returnsAllCapabilities) {
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assert_get(mock_handlers);
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}
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TEST_F(CapabilitiesConfiguratorTestSuite, get_returnsOnlySupportedCaps) {
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std::vector<Mock_ptr> supported_handlers;
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supported_handlers.push_back(mock_handlers[0]);
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supported_handlers.push_back(mock_handlers[NUMBER_OF_HANDLERS - 1]);
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assert_get(supported_handlers);
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}
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TEST_F(CapabilitiesConfiguratorTestSuite,
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prepareSet_errorErrorAndCommitDoesNothing_whenOneUnknownCapability) {
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std::unique_ptr<Capabilities> caps(new Capabilities());
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Capability *cap = caps->add_capabilities();
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cap->set_name("UNKNOWN");
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_get_name(NAMES));
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ASSERT_EQ(ER_X_CAPABILITY_NOT_FOUND, sut->prepare_set(*caps).error);
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sut->commit();
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}
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TEST_F(CapabilitiesConfiguratorTestSuite,
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prepare_set_fail_when_duplicated_capabilities) {
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std::unique_ptr<Capabilities> caps(new Capabilities());
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std::vector<Mock_ptr> supported_handlers;
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_get_name(NAMES));
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add_capability_and_expect_it(*caps, 0, {});
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add_capability_and_expect_it(*caps, 0, {});
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supported_handlers.push_back(mock_handlers[0]);
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ASSERT_EQ(ER_X_DUPLICATED_CAPABILITIES, sut->prepare_set(*caps).error);
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sut->commit();
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}
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TEST_F(CapabilitiesConfiguratorTestSuite,
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prepareSet_success_whenAllRequestedCapsSucceded) {
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std::unique_ptr<Capabilities> caps(new Capabilities());
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std::vector<Mock_ptr> supported_handlers;
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_get_name(NAMES));
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add_capability_and_expect_it(*caps, 0, {});
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supported_handlers.push_back(mock_handlers[0]);
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add_capability_and_expect_it(*caps, NUMBER_OF_HANDLERS - 1, {});
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supported_handlers.push_back(mock_handlers[NUMBER_OF_HANDLERS - 1]);
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ASSERT_FALSE(sut->prepare_set(*caps));
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std::for_each(supported_handlers.begin(), supported_handlers.end(),
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expect_commit);
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sut->commit();
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}
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TEST_F(CapabilitiesConfiguratorTestSuite,
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prepareSet_FailsAndCommitDoesNothing_whenAnyCapsFailsLast) {
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std::unique_ptr<Capabilities> caps(new Capabilities());
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std::vector<Mock_ptr> supported_handlers;
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_get_name(NAMES));
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add_capability_and_expect_it(*caps, 0, {});
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supported_handlers.push_back(mock_handlers[0]);
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add_capability_and_expect_it(
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*caps, NUMBER_OF_HANDLERS - 1,
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ngs::Error(ER_X_CAPABILITIES_PREPARE_FAILED, "fail"));
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supported_handlers.push_back(mock_handlers[NUMBER_OF_HANDLERS - 1]);
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ASSERT_EQ(ER_X_CAPABILITIES_PREPARE_FAILED, sut->prepare_set(*caps).error);
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sut->commit();
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}
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TEST_F(CapabilitiesConfiguratorTestSuite,
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prepareSet_FailsAndCommitDoesNothing_whenAnyCapsFailsFirst) {
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std::unique_ptr<Capabilities> caps(new Capabilities());
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std::vector<Mock_ptr> supported_handlers;
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std::for_each(mock_handlers.begin(), mock_handlers.end(),
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default_get_name(NAMES));
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add_capability_and_expect_it(
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*caps, 0, ngs::Error(ER_X_CAPABILITIES_PREPARE_FAILED, "fail"));
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supported_handlers.push_back(mock_handlers[0]);
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add_capability(*caps, NUMBER_OF_HANDLERS - 1);
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supported_handlers.push_back(mock_handlers[NUMBER_OF_HANDLERS - 1]);
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ASSERT_EQ(ER_X_CAPABILITIES_PREPARE_FAILED, sut->prepare_set(*caps).error);
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sut->commit();
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}
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} // namespace test
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} // namespace xpl
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