#include "../src/testing.c"


int
main(void) {
	int rc = 0;

	test_start("testing.c");
	const int should_overwrite = 1;

	if (unsetenv(ENVVAR_NAME)) {
		perror("unsetenv(\"NO_COLOR\")");
		rc = -1;
		goto out;
	}
	{
		testing("unset NO_COLOR");
		test_ok();
	}

	if (setenv(ENVVAR_NAME, "", should_overwrite)) {
		perror("setenv(\"NO_COLOR\", \"\", 1)");
		rc = -1;
		goto out;
	}
	{
		testing("empty NO_COLOR");
		test_ok();
	}

	if (setenv(ENVVAR_NAME, "something", should_overwrite)) {
		perror("setenv(\"NO_COLOR\", \"something\", 1)");
		rc = -1;
		goto out;
	}
	{
		testing("defined NO_COLOR");
		test_ok();
	}

out:
	return !!rc;
}