cscg24-guacamole

CSCG 2024 Challenge 'Guacamole Mashup'
git clone https://git.sinitax.com/sinitax/cscg24-guacamole
Log | Files | Refs | sfeed.txt

append.c (2553B)

      1/*
      2 * Licensed to the Apache Software Foundation (ASF) under one
      3 * or more contributor license agreements.  See the NOTICE file
      4 * distributed with this work for additional information
      5 * regarding copyright ownership.  The ASF licenses this file
      6 * to you under the Apache License, Version 2.0 (the
      7 * "License"); you may not use this file except in compliance
      8 * with the License.  You may obtain a copy of the License at
      9 *
     10 *   http://www.apache.org/licenses/LICENSE-2.0
     11 *
     12 * Unless required by applicable law or agreed to in writing,
     13 * software distributed under the License is distributed on an
     14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     15 * KIND, either express or implied.  See the License for the
     16 * specific language governing permissions and limitations
     17 * under the License.
     18 */
     19
     20#include "url.h"
     21
     22#include <CUnit/CUnit.h>
     23#include <stdio.h>
     24#include <stdlib.h>
     25
     26/**
     27 * Verifies that guac_kubernetes_append_endpoint_param() correctly appends
     28 * parameters to URLs that do not already have a query string.
     29 */
     30void test_url__append_no_query() {
     31
     32    char url[256] = "http://example.net";
     33
     34    CU_ASSERT(!guac_kubernetes_append_endpoint_param(url, sizeof(url), "foo", "100% test value"));
     35    CU_ASSERT_STRING_EQUAL(url, "http://example.net?foo=100%25%20test%20value");
     36
     37}
     38
     39/**
     40 * Verifies that guac_kubernetes_append_endpoint_param() correctly appends
     41 * parameters to URLs that already have a query string.
     42 */
     43void test_url__append_existing_query() {
     44
     45    char url[256] = "http://example.net?foo=test%20value";
     46
     47    CU_ASSERT(!guac_kubernetes_append_endpoint_param(url, sizeof(url), "foo2", "yet&another/test\\value"));
     48    CU_ASSERT_STRING_EQUAL(url, "http://example.net?foo=test%20value&foo2=yet%26another%2Ftest%5Cvalue");
     49
     50}
     51
     52/**
     53 * Verifies that guac_kubernetes_append_endpoint_param() refuses to overflow
     54 * the bounds of the provided buffer.
     55 */
     56void test_url__append_bounds() {
     57
     58    char url[256];
     59
     60    /* Appending "?a=1" to the 18-character string "http://example.net" should
     61     * fail for all buffer sizes with 22 bytes or less, with a 22-byte buffer
     62     * lacking space for the null terminator */
     63    for (int length = 18; length <= 22; length++) {
     64        strcpy(url, "http://example.net");
     65        printf("Testing buffer with length %i ...\n", length);
     66        CU_ASSERT(guac_kubernetes_append_endpoint_param(url, length, "a", "1"));
     67    }
     68
     69    /* A 23-byte buffer should be sufficient */
     70    strcpy(url, "http://example.net");
     71    CU_ASSERT(!guac_kubernetes_append_endpoint_param(url, 23, "a", "1"));
     72
     73}
     74