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Add byte stuffing send support for large frames

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This commit is contained in:
Fred Sundvik 2016-02-14 19:56:22 +02:00
parent 2f3ea76428
commit 6956c177da
2 changed files with 72 additions and 5 deletions
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56
serial_link/tests/byte_stuffer_tests.c
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@ -372,3 +372,59 @@ Ensure(ByteStuffer, sends_three_byte_frame_with_all_zeroes) {
assert_that(sent_data_size, is_equal_to(sizeof(expected)));
assert_that(sent_data, is_equal_to_contents_of(expected, sizeof(expected)));
}
Ensure(ByteStuffer, sends_frame_with_254_non_zeroes) {
uint8_t data[254];
int i;
for(i=0;i<254;i++) {
data[i] = i + 1;
}
send_frame(data, 254);
uint8_t expected[256];
expected[0] = 0xFF;
for(i=1;i<255;i++) {
expected[i] = i;
}
expected[255] = 0;
assert_that(sent_data_size, is_equal_to(sizeof(expected)));
assert_that(sent_data, is_equal_to_contents_of(expected, sizeof(expected)));
}
Ensure(ByteStuffer, sends_frame_with_255_non_zeroes) {
uint8_t data[255];
int i;
for(i=0;i<255;i++) {
data[i] = i + 1;
}
send_frame(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;
assert_that(sent_data_size, is_equal_to(sizeof(expected)));
assert_that(sent_data, is_equal_to_contents_of(expected, sizeof(expected)));
}
Ensure(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[255] = 0;
send_frame(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;
assert_that(sent_data_size, is_equal_to(sizeof(expected)));
assert_that(sent_data, is_equal_to_contents_of(expected, sizeof(expected)));
}