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Add byte stuffer recv handling of too long frames

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This commit is contained in:
Fred Sundvik 2016-02-14 15:57:44 +02:00
parent e8cb6d8023
commit 26537474ae
3 changed files with 61 additions and 5 deletions
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48
serial_link/tests/byte_stuffer_tests.c
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@ -55,6 +55,12 @@ Ensure(ByteStuffer, receives_no_frame_for_a_single_random_byte) {
recv_byte(&state, 0x4A);
}
Ensure(ByteStuffer, receives_no_frame_for_a_zero_length_frame) {
never_expect(recv_frame);
recv_byte(&state, 1);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, receives_single_byte_valid_frame) {
uint8_t expected[] = {0x37};
expect(recv_frame,
@ -246,3 +252,45 @@ Ensure(ByteStuffer, receives_two_long_frames_and_some_more) {
recv_byte(&state, 7);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, receives_an_all_zeros_frame_that_is_maximum_size) {
uint8_t expected[MAX_FRAME_SIZE] = {};
expect(recv_frame,
when(size, is_equal_to(MAX_FRAME_SIZE)),
when(data, is_equal_to_contents_of(expected, MAX_FRAME_SIZE))
);
int i;
recv_byte(&state, 1);
for(i=0;i<MAX_FRAME_SIZE;i++) {
recv_byte(&state, 1);
}
recv_byte(&state, 0);
}
Ensure(ByteStuffer, doesnt_recv_a_frame_thats_too_long_all_zeroes) {
uint8_t expected[1] = {0};
never_expect(recv_frame);
int i;
recv_byte(&state, 1);
for(i=0;i<MAX_FRAME_SIZE;i++) {
recv_byte(&state, 1);
}
recv_byte(&state, 1);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, received_frame_is_aborted_when_its_too_long) {
uint8_t expected[1] = {1};
expect(recv_frame,
when(size, is_equal_to(1)),
when(data, is_equal_to_contents_of(expected, 1))
);
int i;
recv_byte(&state, 1);
for(i=0;i<MAX_FRAME_SIZE;i++) {
recv_byte(&state, 1);
}
recv_byte(&state, 2);
recv_byte(&state, 1);
recv_byte(&state, 0);
}