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#include "testing.h"
static int ascii_file_contains(const char *filename, const char *value) {
int result = -1;
char *contents = stasis_testing_read_ascii(filename);
if (!contents) {
perror(filename);
return result;
}
result = strcmp(contents, value) == 0;
guard_free(contents);
return result;
}
void test_shell_output_null_args() {
char *result;
int status;
result = shell_output(NULL, &status);
STASIS_ASSERT(strcmp(result, "") == 0, "no output expected");
STASIS_ASSERT(status != 0, "expected a non-zero exit code due to null argument string");
guard_free(result);
}
void test_shell_output_non_zero_exit() {
char *result;
int status;
result = shell_output("HELLO1234 WORLD", &status);
STASIS_ASSERT(strcmp(result, "") == 0, "no output expected");
STASIS_ASSERT(status != 0, "expected a non-zero exit code due to intentional error");
guard_free(result);
}
void test_shell_output() {
char *result;
int status;
result = shell_output("echo HELLO WORLD", &status);
STASIS_ASSERT(strcmp(result, "HELLO WORLD\n") == 0, "output message was incorrect");
STASIS_ASSERT(status == 0, "expected zero exit code");
guard_free(result);
}
void test_shell_safe() {
struct Process proc;
memset(&proc, 0, sizeof(proc));
shell_safe(&proc, "true");
STASIS_ASSERT(proc.returncode == 0, "expected a zero exit code");
}
void test_shell_safe_verify_restrictions() {
struct Process proc;
const char *invalid_chars = STASIS_SHELL_SAFE_RESTRICT;
for (size_t i = 0; i < strlen(invalid_chars); i++) {
char cmd[PATH_MAX] = {0};
memset(&proc, 0, sizeof(proc));
sprintf(cmd, "true%c false", invalid_chars[i]);
shell_safe(&proc, cmd);
STASIS_ASSERT(proc.returncode == -1, "expected a negative result due to intentional error");
}
}
void test_shell_null_proc() {
int returncode = shell(NULL, "true");
STASIS_ASSERT(returncode == 0, "expected a zero exit code");
}
void test_shell_null_args() {
struct Process proc;
memset(&proc, 0, sizeof(proc));
shell(&proc, NULL);
STASIS_ASSERT(proc.returncode < 0, "expected a non-zero/negative exit code");
}
void test_shell_exit() {
struct Process proc;
memset(&proc, 0, sizeof(proc));
shell(&proc, "true");
STASIS_ASSERT(proc.returncode == 0, "expected a zero exit code");
}
void test_shell_non_zero_exit() {
struct Process proc;
memset(&proc, 0, sizeof(proc));
shell(&proc, "false");
STASIS_ASSERT(proc.returncode != 0, "expected a non-zero exit code");
}
void test_shell() {
struct Process procs[] = {
{.f_stdout = "", .f_stderr = "", .redirect_stderr = 0, .returncode = 0},
{.f_stdout = "stdout.log", .f_stderr = "", .redirect_stderr = 0, .returncode = 0},
{.f_stdout = "", .f_stderr = "stderr.log", .redirect_stderr = 0, .returncode = 0},
{.f_stdout = "stdouterr.log", .f_stderr = "", .redirect_stderr = 1, .returncode = 0},
};
for (size_t i = 0; i < sizeof(procs) / sizeof(*procs); i++) {
shell(&procs[i], "echo test_stdout; echo test_stderr >&2");
struct Process *proc = &procs[i];
switch (i) {
case 0:
STASIS_ASSERT(proc->returncode == 0, "echo should not fail");
break;
case 1:
STASIS_ASSERT(proc->returncode == 0, "echo should not fail");
STASIS_ASSERT(access(proc->f_stdout, F_OK) == 0, "stdout.log should exist");
STASIS_ASSERT(access(proc->f_stderr, F_OK) != 0, "stderr.log should not exist");
STASIS_ASSERT(ascii_file_contains(proc->f_stdout, "test_stdout\n"), "output file did not contain test message");
remove(proc->f_stdout);
break;
case 2:
STASIS_ASSERT(proc->returncode == 0, "echo should not fail");
STASIS_ASSERT(access(proc->f_stdout, F_OK) != 0, "stdout.log should not exist");
STASIS_ASSERT(access(proc->f_stderr, F_OK) == 0, "stderr.log should exist");
STASIS_ASSERT(ascii_file_contains(proc->f_stderr, "test_stderr\n"), "output file did not contain test message");
remove(proc->f_stderr);
break;
case 3:
STASIS_ASSERT(proc->returncode == 0, "echo should not fail");
STASIS_ASSERT(access("stdouterr.log", F_OK) == 0, "stdouterr.log should exist");
STASIS_ASSERT(access("stderr.log", F_OK) != 0, "stdout.log should not exist");
STASIS_ASSERT(access("stderr.log", F_OK) != 0, "stderr.log should not exist");
STASIS_ASSERT(ascii_file_contains(proc->f_stdout, "test_stdout\ntest_stderr\n"), "output file did not contain test message");
remove(proc->f_stdout);
remove(proc->f_stderr);
break;
default:
break;
}
}
}
int main(int argc, char *argv[]) {
STASIS_TEST_BEGIN_MAIN();
STASIS_TEST_FUNC *tests[] = {
test_shell_output_null_args,
test_shell_output_non_zero_exit,
test_shell_output,
test_shell_safe_verify_restrictions,
test_shell_safe,
test_shell_null_proc,
test_shell_null_args,
test_shell_non_zero_exit,
test_shell_exit,
test_shell,
};
STASIS_TEST_RUN(tests);
STASIS_TEST_END_MAIN();
}
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