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Add some full round trip tests 

Mostly to ensure that the receive and send framing works the same
way. Especially for the special case with 254 non-zeros.
master
Fred Sundvik 2016-02-14 20:07:51 +02:00
parent 6956c177da
commit 713465fb41
1 changed files with 77 additions and 0 deletions
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77
serial_link/tests/byte_stuffer_tests.c
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@ -428,3 +428,80 @@ Ensure(ByteStuffer, sends_frame_with_254_non_zeroes_followed_by_zero) {
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_and_receives_full_roundtrip_small_packet) {
uint8_t original_data[] = { 1, 2, 3};
send_frame(original_data, sizeof(original_data));
expect(recv_frame,
when(size, is_equal_to(sizeof(original_data))),
when(data, is_equal_to_contents_of(original_data, sizeof(original_data)))
);
int i;
for(i=0;i<sent_data_size;i++) {
recv_byte(&state, sent_data[i]);
}
}
Ensure(ByteStuffer, sends_and_receives_full_roundtrip_small_packet_with_zeros) {
uint8_t original_data[] = { 1, 0, 3, 0, 0, 9};
send_frame(original_data, sizeof(original_data));
expect(recv_frame,
when(size, is_equal_to(sizeof(original_data))),
when(data, is_equal_to_contents_of(original_data, sizeof(original_data)))
);
int i;
for(i=0;i<sent_data_size;i++) {
recv_byte(&state, sent_data[i]);
}
}
Ensure(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;
}
send_frame(original_data, sizeof(original_data));
expect(recv_frame,
when(size, is_equal_to(sizeof(original_data))),
when(data, is_equal_to_contents_of(original_data, sizeof(original_data)))
);
for(i=0;i<sent_data_size;i++) {
recv_byte(&state, sent_data[i]);
}
}
Ensure(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;
send_frame(original_data, sizeof(original_data));
expect(recv_frame,
when(size, is_equal_to(sizeof(original_data))),
when(data, is_equal_to_contents_of(original_data, sizeof(original_data)))
);
for(i=0;i<sent_data_size;i++) {
recv_byte(&state, sent_data[i]);
}
}
Ensure(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;
send_frame(original_data, sizeof(original_data));
expect(recv_frame,
when(size, is_equal_to(sizeof(original_data))),
when(data, is_equal_to_contents_of(original_data, sizeof(original_data)))
);
for(i=0;i<sent_data_size;i++) {
recv_byte(&state, sent_data[i]);
}
}