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Diffstat (limited to 'quantum/serial_link/tests/byte_stuffer_tests.cpp')
| -rw-r--r-- | quantum/serial_link/tests/byte_stuffer_tests.cpp | 450 |
1 files changed, 0 insertions, 450 deletions
diff --git a/quantum/serial_link/tests/byte_stuffer_tests.cpp b/quantum/serial_link/tests/byte_stuffer_tests.cpp deleted file mode 100644 index 9e4e1768f4..0000000000 --- a/quantum/serial_link/tests/byte_stuffer_tests.cpp +++ /dev/null @@ -1,450 +0,0 @@ -/* -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" -#include <vector> -#include <algorithm> -extern "C" { -#include "serial_link/protocol/byte_stuffer.h" -#include "serial_link/protocol/frame_validator.h" -#include "serial_link/protocol/physical.h" -} - -using testing::_; -using testing::Args; -using testing::ElementsAreArray; - -class ByteStuffer : public ::testing::Test { - public: - ByteStuffer() { - Instance = this; - init_byte_stuffer(); - } - - ~ByteStuffer() { Instance = nullptr; } - - MOCK_METHOD3(validator_recv_frame, void(uint8_t link, uint8_t* data, uint16_t size)); - - void send_data(uint8_t link, const uint8_t* data, uint16_t size) { std::copy(data, data + size, std::back_inserter(sent_data)); } - std::vector<uint8_t> sent_data; - - static ByteStuffer* Instance; -}; - -ByteStuffer* ByteStuffer::Instance = nullptr; - -extern "C" { -void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size) { ByteStuffer::Instance->validator_recv_frame(link, data, size); } - -void send_data(uint8_t link, const uint8_t* data, uint16_t size) { ByteStuffer::Instance->send_data(link, data, size); } -} - -TEST_F(ByteStuffer, receives_no_frame_for_a_single_zero_byte) { - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).Times(0); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_no_frame_for_a_single_FF_byte) { - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).Times(0); - byte_stuffer_recv_byte(0, 0xFF); -} - -TEST_F(ByteStuffer, receives_no_frame_for_a_single_random_byte) { - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).Times(0); - byte_stuffer_recv_byte(0, 0x4A); -} - -TEST_F(ByteStuffer, receives_no_frame_for_a_zero_length_frame) { - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).Times(0); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_single_byte_valid_frame) { - uint8_t expected[] = {0x37}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 0x37); - byte_stuffer_recv_byte(0, 0); -} -TEST_F(ByteStuffer, receives_three_bytes_valid_frame) { - uint8_t expected[] = {0x37, 0x99, 0xFF}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 4); - byte_stuffer_recv_byte(0, 0x37); - byte_stuffer_recv_byte(0, 0x99); - byte_stuffer_recv_byte(0, 0xFF); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_single_zero_valid_frame) { - uint8_t expected[] = {0}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_valid_frame_with_zeroes) { - uint8_t expected[] = {5, 0, 3, 0}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_two_valid_frames) { - uint8_t expected1[] = {5, 0}; - uint8_t expected2[] = {3}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected1))); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected2))); - byte_stuffer_recv_byte(1, 2); - byte_stuffer_recv_byte(1, 5); - byte_stuffer_recv_byte(1, 1); - byte_stuffer_recv_byte(1, 0); - byte_stuffer_recv_byte(1, 2); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 0); -} - -TEST_F(ByteStuffer, receives_valid_frame_after_unexpected_zero) { - uint8_t expected[] = {5, 7}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 1); - byte_stuffer_recv_byte(1, 0); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 5); - byte_stuffer_recv_byte(1, 7); - byte_stuffer_recv_byte(1, 0); -} - -TEST_F(ByteStuffer, receives_valid_frame_after_unexpected_non_zero) { - uint8_t expected[] = {5, 7}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 9); - byte_stuffer_recv_byte(0, 4); // This should have been zero - byte_stuffer_recv_byte(0, 0); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_and_then_end_of_frame) { - uint8_t expected[254]; - int i; - for (i = 0; i < 254; i++) { - expected[i] = i + 1; - } - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 0xFF); - for (i = 0; i < 254; i++) { - byte_stuffer_recv_byte(0, i + 1); - } - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_non_zero) { - uint8_t expected[255]; - int i; - for (i = 0; i < 254; i++) { - expected[i] = i + 1; - } - expected[254] = 7; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 0xFF); - for (i = 0; i < 254; i++) { - byte_stuffer_recv_byte(0, i + 1); - } - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_zero) { - uint8_t expected[255]; - int i; - for (i = 0; i < 254; i++) { - expected[i] = i + 1; - } - expected[254] = 0; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 0xFF); - for (i = 0; i < 254; i++) { - byte_stuffer_recv_byte(0, i + 1); - } - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_two_long_frames_and_some_more) { - uint8_t expected[515]; - int i; - int j; - for (j = 0; j < 2; j++) { - for (i = 0; i < 254; i++) { - expected[i + 254 * j] = i + 1; - } - } - for (i = 0; i < 7; i++) { - expected[254 * 2 + i] = i + 1; - } - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - byte_stuffer_recv_byte(0, 0xFF); - for (i = 0; i < 254; i++) { - byte_stuffer_recv_byte(0, i + 1); - } - byte_stuffer_recv_byte(0, 0xFF); - for (i = 0; i < 254; i++) { - byte_stuffer_recv_byte(0, i + 1); - } - byte_stuffer_recv_byte(0, 8); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 4); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 6); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, receives_an_all_zeros_frame_that_is_maximum_size) { - uint8_t expected[MAX_FRAME_SIZE] = {}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - int i; - byte_stuffer_recv_byte(0, 1); - for (i = 0; i < MAX_FRAME_SIZE; i++) { - byte_stuffer_recv_byte(0, 1); - } - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, doesnt_recv_a_frame_thats_too_long_all_zeroes) { - uint8_t expected[1] = {0}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).Times(0); - int i; - byte_stuffer_recv_byte(0, 1); - for (i = 0; i < MAX_FRAME_SIZE; i++) { - byte_stuffer_recv_byte(0, 1); - } - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, received_frame_is_aborted_when_its_too_long) { - uint8_t expected[1] = {1}; - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(expected))); - int i; - byte_stuffer_recv_byte(0, 1); - for (i = 0; i < MAX_FRAME_SIZE; i++) { - byte_stuffer_recv_byte(0, 1); - } - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -TEST_F(ByteStuffer, does_nothing_when_sending_zero_size_frame) { - EXPECT_EQ(sent_data.size(), 0); - byte_stuffer_send_frame(0, NULL, 0); -} - -TEST_F(ByteStuffer, send_one_byte_frame) { - uint8_t data[] = {5}; - byte_stuffer_send_frame(1, data, 1); - uint8_t expected[] = {2, 5, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_two_byte_frame) { - uint8_t data[] = {5, 0x77}; - byte_stuffer_send_frame(0, data, 2); - uint8_t expected[] = {3, 5, 0x77, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_one_byte_frame_with_zero) { - uint8_t data[] = {0}; - byte_stuffer_send_frame(0, data, 1); - uint8_t expected[] = {1, 1, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_two_byte_frame_starting_with_zero) { - uint8_t data[] = {0, 9}; - byte_stuffer_send_frame(1, data, 2); - uint8_t expected[] = {1, 2, 9, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_two_byte_frame_starting_with_non_zero) { - uint8_t data[] = {9, 0}; - byte_stuffer_send_frame(1, data, 2); - uint8_t expected[] = {2, 9, 1, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_three_byte_frame_zero_in_the_middle) { - uint8_t data[] = {9, 0, 0x68}; - byte_stuffer_send_frame(0, data, 3); - uint8_t expected[] = {2, 9, 2, 0x68, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_three_byte_frame_data_in_the_middle) { - uint8_t data[] = {0, 0x55, 0}; - byte_stuffer_send_frame(0, data, 3); - uint8_t expected[] = {1, 2, 0x55, 1, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_three_byte_frame_with_all_zeroes) { - uint8_t data[] = {0, 0, 0}; - byte_stuffer_send_frame(0, data, 3); - uint8_t expected[] = {1, 1, 1, 1, 0}; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_frame_with_254_non_zeroes) { - uint8_t data[254]; - int i; - for (i = 0; i < 254; i++) { - data[i] = i + 1; - } - byte_stuffer_send_frame(0, data, 254); - uint8_t expected[256]; - expected[0] = 0xFF; - for (i = 1; i < 255; i++) { - expected[i] = i; - } - expected[255] = 0; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_frame_with_255_non_zeroes) { - uint8_t data[255]; - int i; - for (i = 0; i < 255; i++) { - data[i] = i + 1; - } - byte_stuffer_send_frame(0, data, 255); - uint8_t expected[258]; - expected[0] = 0xFF; - for (i = 1; i < 255; i++) { - expected[i] = i; - } - expected[255] = 2; - expected[256] = 255; - expected[257] = 0; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_frame_with_254_non_zeroes_followed_by_zero) { - uint8_t data[255]; - int i; - for (i = 0; i < 254; i++) { - data[i] = i + 1; - } - data[254] = 0; - byte_stuffer_send_frame(0, data, 255); - uint8_t expected[258]; - expected[0] = 0xFF; - for (i = 1; i < 255; i++) { - expected[i] = i; - } - expected[255] = 1; - expected[256] = 1; - expected[257] = 0; - EXPECT_THAT(sent_data, ElementsAreArray(expected)); -} - -TEST_F(ByteStuffer, sends_and_receives_full_roundtrip_small_packet) { - uint8_t original_data[] = {1, 2, 3}; - byte_stuffer_send_frame(0, original_data, sizeof(original_data)); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(original_data))); - int i; - for (auto& d : sent_data) { - byte_stuffer_recv_byte(1, d); - } -} - -TEST_F(ByteStuffer, sends_and_receives_full_roundtrip_small_packet_with_zeros) { - uint8_t original_data[] = {1, 0, 3, 0, 0, 9}; - byte_stuffer_send_frame(1, original_data, sizeof(original_data)); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(original_data))); - int i; - for (auto& d : sent_data) { - byte_stuffer_recv_byte(1, d); - } -} - -TEST_F(ByteStuffer, sends_and_receives_full_roundtrip_254_bytes) { - uint8_t original_data[254]; - int i; - for (i = 0; i < 254; i++) { - original_data[i] = i + 1; - } - byte_stuffer_send_frame(0, original_data, sizeof(original_data)); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(original_data))); - for (auto& d : sent_data) { - byte_stuffer_recv_byte(1, d); - } -} - -TEST_F(ByteStuffer, sends_and_receives_full_roundtrip_256_bytes) { - uint8_t original_data[256]; - int i; - for (i = 0; i < 254; i++) { - original_data[i] = i + 1; - } - original_data[254] = 22; - original_data[255] = 23; - byte_stuffer_send_frame(0, original_data, sizeof(original_data)); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(original_data))); - for (auto& d : sent_data) { - byte_stuffer_recv_byte(1, d); - } -} - -TEST_F(ByteStuffer, sends_and_receives_full_roundtrip_254_bytes_and_then_zero) { - uint8_t original_data[255]; - int i; - for (i = 0; i < 254; i++) { - original_data[i] = i + 1; - } - original_data[254] = 0; - byte_stuffer_send_frame(0, original_data, sizeof(original_data)); - EXPECT_CALL(*this, validator_recv_frame(_, _, _)).With(Args<1, 2>(ElementsAreArray(original_data))); - for (auto& d : sent_data) { - byte_stuffer_recv_byte(1, d); - } -} |