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					@ -22,24 +22,47 @@ 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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					SOFTWARE.
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					*/
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					*/
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					#include <cgreen/cgreen.h>
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					#include "gtest/gtest.h"
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					#include <cgreen/mocks.h>
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					#include "gmock/gmock.h"
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					#include "serial_link/protocol/frame_validator.c"
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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::ElementsAreArray;
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					using testing::Args;
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					class FrameValidator : public testing::Test {
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					public:
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					    FrameValidator() {
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					        Instance = this;
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					    }
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					    ~FrameValidator() {
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					        Instance = nullptr;
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					    }
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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) {
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					void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size) {
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					    mock(data, size);
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					    FrameValidator::Instance->route_incoming_frame(link, data, size);
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					}
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					}
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					void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) {
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					void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) {
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					    mock(data, size);
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					    FrameValidator::Instance->byte_stuffer_send_frame(link, data, size);
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					}
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					}
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					}
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					Describe(FrameValidator);
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					TEST_F(FrameValidator, doesnt_validate_frames_under_5_bytes) {
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					BeforeEach(FrameValidator) {}
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					    EXPECT_CALL(*this, route_incoming_frame(_, _, _))
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					AfterEach(FrameValidator) {}
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					        .Times(0);
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					Ensure(FrameValidator, doesnt_validate_frames_under_5_bytes) {
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					    never_expect(route_incoming_frame);
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					    uint8_t data[] = {1, 2};
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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, 0, 1);
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					    validator_recv_frame(0, data, 2);
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					    validator_recv_frame(0, data, 2);
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					@ -47,55 +70,46 @@ Ensure(FrameValidator, doesnt_validate_frames_under_5_bytes) {
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					    validator_recv_frame(0, data, 4);
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					    validator_recv_frame(0, data, 4);
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					}
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					}
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					Ensure(FrameValidator, validates_one_byte_frame_with_correct_crc) {
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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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					    uint8_t data[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3};
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					    expect(route_incoming_frame,
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					    EXPECT_CALL(*this, route_incoming_frame(_, _, _))
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					        when(size, is_equal_to(1)),
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					        .With(Args<1, 2>(ElementsAreArray(data, 1)));
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					        when(data, is_equal_to_contents_of(data, 1))
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					    );
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					    validator_recv_frame(0, data, 5);
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					    validator_recv_frame(0, data, 5);
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					}
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					}
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					Ensure(FrameValidator, does_not_validate_one_byte_frame_with_incorrect_crc) {
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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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					    uint8_t data[] = {0x44, 0, 0, 0, 0};
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					    never_expect(route_incoming_frame);
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					    EXPECT_CALL(*this, route_incoming_frame(_, _, _))
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					        .Times(0);
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					    validator_recv_frame(1, data, 5);
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					    validator_recv_frame(1, data, 5);
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					}
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					}
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					Ensure(FrameValidator, validates_four_byte_frame_with_correct_crc) {
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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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					    uint8_t data[] = {0x44, 0x10, 0xFF, 0x00, 0x74, 0x4E, 0x30, 0xBA};
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					    expect(route_incoming_frame,
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					    EXPECT_CALL(*this, route_incoming_frame(_, _, _))
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					        when(size, is_equal_to(4)),
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					        .With(Args<1, 2>(ElementsAreArray(data, 4)));
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					        when(data, is_equal_to_contents_of(data, 4))
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					    );
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					    validator_recv_frame(1, data, 8);
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					    validator_recv_frame(1, data, 8);
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					}
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					}
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					Ensure(FrameValidator, validates_five_byte_frame_with_correct_crc) {
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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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					    uint8_t data[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47};
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					    expect(route_incoming_frame,
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					    EXPECT_CALL(*this, route_incoming_frame(_, _, _))
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					        when(size, is_equal_to(5)),
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					        .With(Args<1, 2>(ElementsAreArray(data, 5)));
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					        when(data, is_equal_to_contents_of(data, 5))
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					    );
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					    validator_recv_frame(0, data, 9);
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					    validator_recv_frame(0, data, 9);
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					}
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					}
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					Ensure(FrameValidator, sends_one_byte_with_correct_crc) {
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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 original[] = {0x44, 0, 0, 0, 0};
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					    uint8_t expected[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3};
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					    uint8_t expected[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3};
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					    expect(byte_stuffer_send_frame,
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					    EXPECT_CALL(*this, byte_stuffer_send_frame(_, _, _))
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					        when(size, is_equal_to(sizeof(expected))),
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					        .With(Args<1, 2>(ElementsAreArray(expected)));
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					        when(data, is_equal_to_contents_of(expected, sizeof(expected)))
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					    );
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					    validator_send_frame(0, original, 1);
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					    validator_send_frame(0, original, 1);
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					}
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					}
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					Ensure(FrameValidator, sends_five_bytes_with_correct_crc) {
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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 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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					    uint8_t expected[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47};
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					    expect(byte_stuffer_send_frame,
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					    EXPECT_CALL(*this, byte_stuffer_send_frame(_, _, _))
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					        when(size, is_equal_to(sizeof(expected))),
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					        .With(Args<1, 2>(ElementsAreArray(expected)));
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					        when(data, is_equal_to_contents_of(expected, sizeof(expected)))
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					    );
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					    validator_send_frame(0, original, 5);
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					    validator_send_frame(0, original, 5);
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					}
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					}
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