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tests: add test_gsm0808_enc_dec_channel_type_sign 

Verify that we have the spare byte when encoding the signalling type.

Related: OS#5911
Change-Id: Ied6e451d2e884412104cd9d530d0cd1b39f17f27
This commit is contained in:
Oliver Smith 2023-02-20 13:01:29 +01:00 committed by osmith
parent dcaab85795
commit 8d9ed738a7
1 changed files with 28 additions and 0 deletions
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28
tests/gsm0808/gsm0808_test.c
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@ -1199,6 +1199,33 @@ static void test_gsm0808_enc_dec_channel_type_speech(void)
msgb_free(msg);
}
static void test_gsm0808_enc_dec_channel_type_sign(void)
{
struct gsm0808_channel_type enc_ct = {
.ch_indctr = GSM0808_CHAN_SIGN,
.ch_rate_type = GSM0808_SIGN_FULL_PREF_NO_CHANGE,
};
struct gsm0808_channel_type dec_ct = {};
struct msgb *msg;
uint8_t ct_enc_expected[] = { GSM0808_IE_CHANNEL_TYPE,
0x03, 0x03, 0x1a, 0x00
};
uint8_t rc_enc;
int rc_dec;
msg = msgb_alloc(1024, "output buffer");
rc_enc = gsm0808_enc_channel_type(msg, &enc_ct);
OSMO_ASSERT(rc_enc == 5);
OSMO_ASSERT(memcmp(ct_enc_expected, msg->data, msg->len) == 0);
rc_dec = gsm0808_dec_channel_type(&dec_ct, msg->data + 2, msg->len - 2);
OSMO_ASSERT(rc_dec == 2);
OSMO_ASSERT(enc_ct.ch_indctr == dec_ct.ch_indctr);
OSMO_ASSERT(enc_ct.ch_rate_type == dec_ct.ch_rate_type);
msgb_free(msg);
}
static void test_gsm0808_dec_channel_type_err(void)
{
struct gsm0808_channel_type ct;
@ -2684,6 +2711,7 @@ int main(int argc, char **argv)
test_gsm0808_enc_dec_channel_type_data();
test_gsm0808_enc_dec_channel_type_data_asym_pref();
test_gsm0808_enc_dec_channel_type_speech();
test_gsm0808_enc_dec_channel_type_sign();
test_gsm0808_dec_channel_type_err();
test_gsm0808_enc_dec_encrypt_info();