+ assert(run_command("false", 0) == 1);
+ assert(run_command("echo", 0) == 0);
+ assert(run_command_list("false", -1, 0) == 1);
+ assert(run_command_list("echo", -1, 0) == 0);
+
+ run_command("setenv foo 'setenv monty 1; setenv python 2'", 0);
+ run_command("run foo", 0);
+ assert(getenv("monty") != NULL);
+ assert(!strcmp("1", getenv("monty")));
+ assert(getenv("python") != NULL);
+ assert(!strcmp("2", getenv("python")));
+