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Diffstat (limited to 'quantum/serial_link/tests/transport_tests.cpp')
| -rw-r--r-- | quantum/serial_link/tests/transport_tests.cpp | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/quantum/serial_link/tests/transport_tests.cpp b/quantum/serial_link/tests/transport_tests.cpp new file mode 100644 index 000000000..21b7b165f --- /dev/null +++ b/quantum/serial_link/tests/transport_tests.cpp @@ -0,0 +1,188 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "gtest/gtest.h" +#include "gmock/gmock.h" + +using testing::_; +using testing::ElementsAreArray; +using testing::Args; + +extern "C" { +#include "serial_link/protocol/transport.h" +} + +struct test_object1 { + uint32_t test; +}; + +struct test_object2 { + uint32_t test1; + uint32_t test2; +}; + +MASTER_TO_ALL_SLAVES_OBJECT(master_to_slave, test_object1); +MASTER_TO_SINGLE_SLAVE_OBJECT(master_to_single_slave, test_object1); +SLAVE_TO_MASTER_OBJECT(slave_to_master, test_object1); + +static remote_object_t* test_remote_objects[] = { + REMOTE_OBJECT(master_to_slave), + REMOTE_OBJECT(master_to_single_slave), + REMOTE_OBJECT(slave_to_master), +}; + +class Transport : public testing::Test { +public: + Transport() { + Instance = this; + add_remote_objects(test_remote_objects, sizeof(test_remote_objects) / sizeof(remote_object_t*)); + } + + ~Transport() { + Instance = nullptr; + reinitialize_serial_link_transport(); + } + + MOCK_METHOD0(signal_data_written, void ()); + MOCK_METHOD1(router_send_frame, void (uint8_t destination)); + + void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { + router_send_frame(destination); + std::copy(data, data + size, std::back_inserter(sent_data)); + } + + static Transport* Instance; + + std::vector<uint8_t> sent_data; +}; + +Transport* Transport::Instance = nullptr; + +extern "C" { +void signal_data_written(void) { + Transport::Instance->signal_data_written(); +} + +void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { + Transport::Instance->router_send_frame(destination, data, size); +} +} + +TEST_F(Transport, write_to_local_signals_an_event) { + begin_write_master_to_slave(); + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_slave(); + begin_write_slave_to_master(); + EXPECT_CALL(*this, signal_data_written()); + end_write_slave_to_master(); + begin_write_master_to_single_slave(1); + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_single_slave(1); +} + +TEST_F(Transport, writes_from_master_to_all_slaves) { + update_transport(); + test_object1* obj = begin_write_master_to_slave(); + obj->test = 5; + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_slave(); + EXPECT_CALL(*this, router_send_frame(0xFF)); + update_transport(); + transport_recv_frame(0, sent_data.data(), sent_data.size()); + test_object1* obj2 = read_master_to_slave(); + EXPECT_NE(obj2, nullptr); + EXPECT_EQ(obj2->test, 5); +} + +TEST_F(Transport, writes_from_slave_to_master) { + update_transport(); + test_object1* obj = begin_write_slave_to_master(); + obj->test = 7; + EXPECT_CALL(*this, signal_data_written()); + end_write_slave_to_master(); + EXPECT_CALL(*this, router_send_frame(0)); + update_transport(); + transport_recv_frame(3, sent_data.data(), sent_data.size()); + test_object1* obj2 = read_slave_to_master(2); + EXPECT_EQ(read_slave_to_master(0), nullptr); + EXPECT_NE(obj2, nullptr); + EXPECT_EQ(obj2->test, 7); +} + +TEST_F(Transport, writes_from_master_to_single_slave) { + update_transport(); + test_object1* obj = begin_write_master_to_single_slave(3); + obj->test = 7; + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_single_slave(3); + EXPECT_CALL(*this, router_send_frame(4)); + update_transport(); + transport_recv_frame(0, sent_data.data(), sent_data.size()); + test_object1* obj2 = read_master_to_single_slave(); + EXPECT_NE(obj2, nullptr); + EXPECT_EQ(obj2->test, 7); +} + +TEST_F(Transport, ignores_object_with_invalid_id) { + update_transport(); + test_object1* obj = begin_write_master_to_single_slave(3); + obj->test = 7; + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_single_slave(3); + EXPECT_CALL(*this, router_send_frame(4)); + update_transport(); + sent_data[sent_data.size() - 1] = 44; + transport_recv_frame(0, sent_data.data(), sent_data.size()); + test_object1* obj2 = read_master_to_single_slave(); + EXPECT_EQ(obj2, nullptr); +} + +TEST_F(Transport, ignores_object_with_size_too_small) { + update_transport(); + test_object1* obj = begin_write_master_to_slave(); + obj->test = 7; + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_slave(); + EXPECT_CALL(*this, router_send_frame(_)); + update_transport(); + sent_data[sent_data.size() - 2] = 0; + transport_recv_frame(0, sent_data.data(), sent_data.size() - 1); + test_object1* obj2 = read_master_to_slave(); + EXPECT_EQ(obj2, nullptr); +} + +TEST_F(Transport, ignores_object_with_size_too_big) { + update_transport(); + test_object1* obj = begin_write_master_to_slave(); + obj->test = 7; + EXPECT_CALL(*this, signal_data_written()); + end_write_master_to_slave(); + EXPECT_CALL(*this, router_send_frame(_)); + update_transport(); + sent_data.resize(sent_data.size() + 22); + sent_data[sent_data.size() - 1] = 0; + transport_recv_frame(0, sent_data.data(), sent_data.size()); + test_object1* obj2 = read_master_to_slave(); + EXPECT_EQ(obj2, nullptr); +} |