Diff: mbed-os/TESTS/netsocket/dns/synchronous_dns_invalid.cpp

Revision:

0:8fdf9a60065b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os/TESTS/netsocket/dns/synchronous_dns_invalid.cpp	Wed Oct 10 00:33:53 2018 +0000
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "unity.h"
+#include "utest.h"
+#include "dns_tests.h"
+
+
+using namespace utest::v1;
+
+namespace {
+int result_ok;
+int result_no_mem;
+int result_dns_failure;
+int result_exp_timeout;
+}
+
+void SYNCHRONOUS_DNS_INVALID()
+{
+    //Ensure that there are no addressess in cache
+    do_gethostbyname(dns_test_hosts_second, MBED_CONF_NSAPI_DNS_CACHE_SIZE, &result_ok, &result_no_mem, &result_dns_failure, &result_exp_timeout);
+
+    char dns_test_hosts_new[MBED_CONF_APP_DNS_TEST_HOSTS_NUM][DNS_TEST_HOST_LEN];
+    memcpy(dns_test_hosts_new, dns_test_hosts, sizeof(dns_test_hosts_new));
+
+    int expected_failures = 0;
+    int expected_successes = 0;
+
+    for (int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
+        if ((i % 2) == 0) {
+            expected_failures++;
+            strcat(&(dns_test_hosts_new[i][0]), "_invalid");
+        } else {
+            expected_successes++;
+        }
+    }
+
+    do_gethostbyname(dns_test_hosts_new, MBED_CONF_APP_DNS_TEST_HOSTS_NUM, &result_ok, &result_no_mem, &result_dns_failure, &result_exp_timeout);
+
+    TEST_ASSERT(result_ok == expected_successes);
+    TEST_ASSERT(result_no_mem == 0);
+    TEST_ASSERT(result_dns_failure == expected_failures);
+    TEST_ASSERT(result_exp_timeout == 0);
+}