CSE320/hw1/tests/basecode_tests.c

#include <criterion/criterion.h>
#include <criterion/logging.h>

#include "argo.h"
#include "global.h"

static char *progname = "bin/argo";

Test(basecode_suite, validargs_help_test) {
    char *argv[] = {progname, "-h", NULL};
    int argc = (sizeof(argv) / sizeof(char *)) - 1;
    int ret = validargs(argc, argv);
    int exp_ret = 0;
    int opt = global_options;
    int flag = HELP_OPTION;
    cr_assert_eq(ret, exp_ret, "Invalid return for validargs.  Got: %d | Expected: %d",
		 ret, exp_ret);
    cr_assert_eq(opt & flag, flag, "Correct bit (0x%x) not set for -h. Got: %x",
		 flag, opt);
}

Test(basecode_suite, validargs_validate_test) {
    char *argv[] = {progname, "-v", NULL};
    int argc = (sizeof(argv) / sizeof(char *)) - 1;
    int ret = validargs(argc, argv);
    int exp_ret = 0;
    int opt = global_options;
    int exp_opt = VALIDATE_OPTION;
    cr_assert_eq(ret, exp_ret, "Invalid return for validargs.  Got: %d | Expected: %d",
		 ret, exp_ret);
    cr_assert_eq(opt, exp_opt, "Invalid options settings.  Got: 0x%x | Expected: 0x%x",
		 opt, exp_opt);
}

Test(basecode_suite, validargs_canonicalize_test) {
    char *argv[] = {progname, "-c", NULL};
    int argc = (sizeof(argv) / sizeof(char *)) - 1;
    int ret = validargs(argc, argv);
    int exp_ret = 0;
    int opt = global_options;
    int exp_opt = CANONICALIZE_OPTION;
    cr_assert_eq(ret, exp_ret, "Invalid return for validargs.  Got: %d | Expected: %d",
		 ret, exp_ret);
    cr_assert_eq(opt, exp_opt, "Invalid options settings.  Got: 0x%x | Expected: 0x%x",
		 opt, exp_opt);
}

Test(basecode_suite, validargs_pretty_print_test) {
    char *argv[] = {progname, "-c", "-p", "13", NULL};
    int argc = (sizeof(argv) / sizeof(char *)) - 1;
    int ret = validargs(argc, argv);
    int exp_ret = 0;
    int opt = global_options;
    int exp_opt = CANONICALIZE_OPTION | PRETTY_PRINT_OPTION | 13;
    cr_assert_eq(ret, exp_ret, "Invalid return for validargs.  Got: %d | Expected: %d",
		 ret, exp_ret);
    cr_assert_eq(opt, exp_opt, "Invalid options settings.  Got: 0x%x | Expected: 0x%x",
		 opt, exp_opt);
}

Test(basecode_suite, validargs_error_test) {
    char *argv[] = {progname, "-v", "-p", NULL};
    int argc = (sizeof(argv) / sizeof(char *)) - 1;
    int exp_ret = -1;
    int ret = validargs(argc, argv);
    cr_assert_eq(ret, exp_ret, "Invalid return for validargs.  Got: %d | Expected: %d",
		 ret, exp_ret);
}

Test(basecode_suite, help_system_test) {
    char *cmd = "bin/argo -h > /dev/null 2>&1";

    // system is a syscall defined in stdlib.h
    // it takes a shell command as a string and runs it
    // we use WEXITSTATUS to get the return code from the run
    // use 'man 3 system' to find out more
    int return_code = WEXITSTATUS(system(cmd));

    cr_assert_eq(return_code, EXIT_SUCCESS,
                 "Program exited with 0x%x instead of EXIT_SUCCESS",
		 return_code);
}

Test(basecode_suite, argo_basic_test) {
    char *cmd = "bin/argo -c < rsrc/strings.json > test_output/strings_-c.json";
    char *cmp = "cmp test_output/strings_-c.json tests/rsrc/strings_-c.json";

    int return_code = WEXITSTATUS(system(cmd));
    cr_assert_eq(return_code, EXIT_SUCCESS,
                 "Program exited with 0x%x instead of EXIT_SUCCESS",
		 return_code);
    return_code = WEXITSTATUS(system(cmp));
    cr_assert_eq(return_code, EXIT_SUCCESS,
                 "Program output did not match reference output.");
}