forked from mfulz_github/qmk_firmware
101 lines
3.9 KiB
C++
101 lines
3.9 KiB
C++
/*
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The MIT License (MIT)
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Copyright (c) 2016 Fred Sundvik
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "gtest/gtest.h"
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#include "gmock/gmock.h"
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extern "C" {
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#include "serial_link/protocol/frame_validator.h"
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}
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using testing::_;
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using testing::Args;
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using testing::ElementsAreArray;
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class FrameValidator : public testing::Test {
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public:
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FrameValidator() { Instance = this; }
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~FrameValidator() { Instance = nullptr; }
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MOCK_METHOD3(route_incoming_frame, void(uint8_t link, uint8_t* data, uint16_t size));
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MOCK_METHOD3(byte_stuffer_send_frame, void(uint8_t link, uint8_t* data, uint16_t size));
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static FrameValidator* Instance;
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};
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FrameValidator* FrameValidator::Instance = nullptr;
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extern "C" {
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void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size) { FrameValidator::Instance->route_incoming_frame(link, data, size); }
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void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) { FrameValidator::Instance->byte_stuffer_send_frame(link, data, size); }
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}
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TEST_F(FrameValidator, doesnt_validate_frames_under_5_bytes) {
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EXPECT_CALL(*this, route_incoming_frame(_, _, _)).Times(0);
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uint8_t data[] = {1, 2};
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validator_recv_frame(0, 0, 1);
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validator_recv_frame(0, data, 2);
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validator_recv_frame(0, data, 3);
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validator_recv_frame(0, data, 4);
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}
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TEST_F(FrameValidator, validates_one_byte_frame_with_correct_crc) {
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uint8_t data[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3};
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EXPECT_CALL(*this, route_incoming_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(data, 1)));
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validator_recv_frame(0, data, 5);
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}
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TEST_F(FrameValidator, does_not_validate_one_byte_frame_with_incorrect_crc) {
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uint8_t data[] = {0x44, 0, 0, 0, 0};
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EXPECT_CALL(*this, route_incoming_frame(_, _, _)).Times(0);
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validator_recv_frame(1, data, 5);
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}
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TEST_F(FrameValidator, validates_four_byte_frame_with_correct_crc) {
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uint8_t data[] = {0x44, 0x10, 0xFF, 0x00, 0x74, 0x4E, 0x30, 0xBA};
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EXPECT_CALL(*this, route_incoming_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(data, 4)));
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validator_recv_frame(1, data, 8);
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}
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TEST_F(FrameValidator, validates_five_byte_frame_with_correct_crc) {
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uint8_t data[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47};
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EXPECT_CALL(*this, route_incoming_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(data, 5)));
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validator_recv_frame(0, data, 9);
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}
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TEST_F(FrameValidator, sends_one_byte_with_correct_crc) {
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uint8_t original[] = {0x44, 0, 0, 0, 0};
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uint8_t expected[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3};
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EXPECT_CALL(*this, byte_stuffer_send_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected)));
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validator_send_frame(0, original, 1);
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}
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TEST_F(FrameValidator, sends_five_bytes_with_correct_crc) {
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uint8_t original[] = {1, 2, 3, 4, 5, 0, 0, 0, 0};
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uint8_t expected[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47};
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EXPECT_CALL(*this, byte_stuffer_send_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected)));
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validator_send_frame(0, original, 5);
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}
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