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Mutiple frame handling for byte stuffer

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Also handles unexpected data.
This commit is contained in:
Fred Sundvik 2016-02-14 14:25:54 +02:00
parent ce3a21cbea
commit eefb5b5634
2 changed files with 63 additions and 2 deletions
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53
serial_link/tests/byte_stuffer_tests.c
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@ -72,7 +72,7 @@ Ensure(ByteStuffer, receives_three_bytes_valid_frame) {
when(size, is_equal_to(3)),
when(data, is_equal_to_contents_of(expected, 3))
);
recv_byte(&state, 5);
recv_byte(&state, 4);
recv_byte(&state, 0x37);
recv_byte(&state, 0x99);
recv_byte(&state, 0xFF);
@ -103,3 +103,54 @@ Ensure(ByteStuffer, receives_valid_frame_with_zeroes) {
recv_byte(&state, 1);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, receives_two_valid_frames) {
uint8_t expected1[] = {5, 0};
uint8_t expected2[] = {3};
expect(recv_frame,
when(size, is_equal_to(2)),
when(data, is_equal_to_contents_of(expected1, 2))
);
expect(recv_frame,
when(size, is_equal_to(1)),
when(data, is_equal_to_contents_of(expected2, 1))
);
recv_byte(&state, 2);
recv_byte(&state, 5);
recv_byte(&state, 1);
recv_byte(&state, 0);
recv_byte(&state, 2);
recv_byte(&state, 3);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, receives_valid_frame_after_unexpected_zero) {
uint8_t expected[] = {5, 7};
expect(recv_frame,
when(size, is_equal_to(2)),
when(data, is_equal_to_contents_of(expected, 2))
);
recv_byte(&state, 3);
recv_byte(&state, 1);
recv_byte(&state, 0);
recv_byte(&state, 3);
recv_byte(&state, 5);
recv_byte(&state, 7);
recv_byte(&state, 0);
}
Ensure(ByteStuffer, receives_valid_frame_after_unexpected_non_zero) {
uint8_t expected[] = {5, 7};
expect(recv_frame,
when(size, is_equal_to(2)),
when(data, is_equal_to_contents_of(expected, 2))
);
recv_byte(&state, 2);
recv_byte(&state, 9);
recv_byte(&state, 4); // This should have been zero
recv_byte(&state, 0);
recv_byte(&state, 3);
recv_byte(&state, 5);
recv_byte(&state, 7);
recv_byte(&state, 0);
}