test/ssl_test_ctx_test.c

   1 /*
   2  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL licenses, (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  * https://www.openssl.org/source/license.html
   8  * or in the file LICENSE in the source distribution.
   9  */
  10
  11 /*
  12  * Ideally, CONF should offer standard parsing methods and cover them
  13  * in tests. But since we have no CONF tests, we use a custom test for now.
  14  */
  15
  16 #include <stdio.h>
  17
  18 #include "e_os.h"
  19 #include "ssl_test_ctx.h"
  20 #include "testutil.h"
  21 #include <openssl/e_os2.h>
  22 #include <openssl/err.h>
  23 #include <openssl/conf.h>
  24 #include <openssl/ssl.h>
  25
  26 static CONF *conf = NULL;
  27
  28 typedef struct ssl_test_ctx_test_fixture {
  29     const char *test_case_name;
  30     const char *test_section;
  31     /* Expected parsed configuration. */
  32     SSL_TEST_CTX *expected_ctx;
  33 } SSL_TEST_CTX_TEST_FIXTURE;
  34
  35 /* Returns 1 if the contexts are equal, 0 otherwise. */
  36 static int SSL_TEST_CTX_equal(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
  37 {
  38     if (ctx->expected_result != ctx2->expected_result) {
  39         fprintf(stderr, "ExpectedResult mismatch: %s vs %s.\n",
  40                 ssl_test_result_t_name(ctx->expected_result),
  41                 ssl_test_result_t_name(ctx2->expected_result));
  42         return 0;
  43     }
  44     if (ctx->client_alert != ctx2->client_alert) {
  45         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  46                 ssl_alert_name(ctx->expected_result),
  47                 ssl_alert_name(ctx2->expected_result));
  48         return 0;
  49     }
  50     if (ctx->server_alert != ctx2->server_alert) {
  51         fprintf(stderr, "ServerAlert mismatch: %s vs %s.\n",
  52                 ssl_alert_name(ctx->expected_result),
  53                 ssl_alert_name(ctx2->expected_result));
  54         return 0;
  55     }
  56     if (ctx->protocol != ctx2->protocol) {
  57         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  58                 ssl_protocol_name(ctx->expected_result),
  59                 ssl_protocol_name(ctx2->expected_result));
  60         return 0;
  61     }
  62
  63     return 1;
  64 }
  65
  66 static SSL_TEST_CTX_TEST_FIXTURE set_up(const char *const test_case_name)
  67 {
  68     SSL_TEST_CTX_TEST_FIXTURE fixture;
  69     fixture.test_case_name = test_case_name;
  70     fixture.expected_ctx = SSL_TEST_CTX_new();
  71     OPENSSL_assert(fixture.expected_ctx != NULL);
  72     return fixture;
  73 }
  74
  75 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
  76 {
  77     int success = 0;
  78
  79     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
  80
  81     if (ctx == NULL) {
  82         fprintf(stderr, "Failed to parse good configuration %s.\n",
  83                 fixture.test_section);
  84         goto err;
  85     }
  86
  87     if (!SSL_TEST_CTX_equal(ctx, fixture.expected_ctx))
  88         goto err;
  89
  90     success = 1;
  91  err:
  92     SSL_TEST_CTX_free(ctx);
  93     return success;
  94 }
  95
  96 static int execute_failure_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
  97 {
  98     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
  99
 100     if (ctx != NULL) {
 101         fprintf(stderr, "Parsing bad configuration %s succeeded.\n",
 102                 fixture.test_section);
 103         SSL_TEST_CTX_free(ctx);
 104         return 0;
 105     }
 106
 107     return 1;
 108 }
 109
 110 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE fixture)
 111 {
 112     SSL_TEST_CTX_free(fixture.expected_ctx);
 113     ERR_print_errors_fp(stderr);
 114 }
 115
 116 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE()                       \
 117     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up)
 118 #define EXECUTE_SSL_TEST_CTX_TEST()             \
 119     EXECUTE_TEST(execute_test, tear_down)
 120 #define EXECUTE_SSL_TEST_CTX_FAILURE_TEST()             \
 121     EXECUTE_TEST(execute_failure_test, tear_down)
 122
 123 static int test_empty_configuration()
 124 {
 125     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 126     fixture.test_section = "ssltest_default";
 127     fixture.expected_ctx->expected_result = SSL_TEST_SUCCESS;
 128     EXECUTE_SSL_TEST_CTX_TEST();
 129 }
 130
 131 static int test_good_configuration()
 132 {
 133     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 134     fixture.test_section = "ssltest_good";
 135     fixture.expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 136     fixture.expected_ctx->client_alert = SSL_AD_UNKNOWN_CA;
 137     fixture.expected_ctx->server_alert = 0;  /* No alert. */
 138     fixture.expected_ctx->protocol = TLS1_1_VERSION;
 139     EXECUTE_SSL_TEST_CTX_TEST();
 140 }
 141
 142 static const char *bad_configurations[] = {
 143     "ssltest_unknown_option",
 144     "ssltest_unknown_expected_result",
 145     "ssltest_unknown_alert",
 146     "ssltest_unknown_protocol",
 147 };
 148
 149 static int test_bad_configuration(int idx)
 150 {
 151         SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 152         fixture.test_section = bad_configurations[idx];
 153         EXECUTE_SSL_TEST_CTX_FAILURE_TEST();
 154 }
 155
 156 int main(int argc, char **argv)
 157 {
 158     int result = 0;
 159
 160     if (argc != 2)
 161         return 1;
 162
 163     conf = NCONF_new(NULL);
 164     OPENSSL_assert(conf != NULL);
 165
 166     /* argv[1] should point to test/ssl_test_ctx_test.conf */
 167     OPENSSL_assert(NCONF_load(conf, argv[1], NULL) > 0);
 168
 169
 170     ADD_TEST(test_empty_configuration);
 171     ADD_TEST(test_good_configuration);
 172     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 173
 174     result = run_tests(argv[0]);
 175
 176     NCONF_free(conf);
 177
 178     return result;
 179 }