void do_tests() { string foo = read_file("/testfile"); ASSERT(!read_bytes("/does_not_exist")); ASSERT(!read_bytes("/does_not_exist", 1)); ASSERT(!read_bytes("/does_not_exist", 1, 2)); ASSERT(!read_bytes("/testfile", -100000, 10)); ASSERT(read_bytes("/testfile", -10, 5) == foo[<10..<6]); ASSERT(read_bytes("/testfile", -10, 0) == foo[<10..]); ASSERT(read_bytes("/testfile", -10) == foo[<10..]); ASSERT(read_bytes("/testfile", -10, 100) == foo[<10..]); ASSERT(read_bytes("/testfile") == foo); ASSERT(!read_bytes("/testfile", 1000000, 10)); ASSERT(read_bytes("/testfile", 100, 100) == foo[100..199]); ASSERT(strlen(read_bytes("/testfile", 100, 100)) == 100); }