Implement compose compound command functionality

Jan Breuer

2013-11-08 b0326fb63170801353cbc4d53b80846381de82f4

 libscpi/test/test_scpi_utils.c

@@ -389,6 +389,40 @@
    TEST_MATCH_COMMAND("*IDN?", ":*idn?", FALSE); // common command
}

void test_composeCompoundCommand(void) {
    
#define TEST_COMPOSE_COMMAND(b, c1_len, c2_pos, c2_len, c2_final, r)    \
    {                                                                   \
        char buffer[100];                                               \
        char * cmd_prev = buffer;                                       \
        char * cmd = buffer + c2_pos;                                   \
        size_t len_prev = c1_len;                                       \
        size_t len = c2_len;                                            \
        bool_t res;                                                     \
                                                                        \
        strcpy(buffer, b);                                              \
        res = composeCompoundCommand(cmd_prev, len_prev, &cmd, &len);   \
        CU_ASSERT_EQUAL(res, r);                                        \
        CU_ASSERT_EQUAL(len, strlen(c2_final));                         \
        CU_ASSERT_STRING_EQUAL(cmd, c2_final);                          \
    }\

    TEST_COMPOSE_COMMAND("A:B;C", 3, 4, 1, "A:C", TRUE);
    TEST_COMPOSE_COMMAND("A:B;DD", 3, 4, 2, "A:DD", TRUE);
    TEST_COMPOSE_COMMAND("A:B", 0, 0, 3, "A:B", TRUE);
    TEST_COMPOSE_COMMAND("*IDN? ; ABC", 5, 8, 3, "ABC", TRUE);
    TEST_COMPOSE_COMMAND("A:B;*IDN?", 3, 4, 5, "*IDN?", TRUE);
    TEST_COMPOSE_COMMAND("A:B;:C", 3, 4, 2, ":C", TRUE);
    TEST_COMPOSE_COMMAND("B;C", 1, 2, 1, "C", TRUE);
    TEST_COMPOSE_COMMAND("A:B;C:D", 3, 4, 3, "A:C:D", TRUE);
    TEST_COMPOSE_COMMAND(":A:B;C", 4, 5, 1, ":A:C", TRUE);
    TEST_COMPOSE_COMMAND(":A:B;:C", 4, 5, 2, ":C", TRUE);
    TEST_COMPOSE_COMMAND(":A;C", 2, 3, 1, ":C", TRUE);

    bool_t composeCompoundCommand(char * ptr_prev, size_t len_prev, char ** pptr, size_t * plen);

}

int main() {
    CU_pSuite pSuite = NULL;

@@ -415,6 +449,7 @@
            || (NULL == CU_add_test(pSuite, "locateStr", test_locateStr))
            || (NULL == CU_add_test(pSuite, "matchPattern", test_matchPattern))
            || (NULL == CU_add_test(pSuite, "matchCommand", test_matchCommand))
            || (NULL == CU_add_test(pSuite, "composeCompoundCommand", test_composeCompoundCommand))
            ) {
        CU_cleanup_registry();
        return CU_get_error();