1 /*
2  *
3  * Copyright 2015 gRPC authors.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *     http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  */
18 
19 #include "src/core/lib/gpr/env.h"
20 
21 #include <stdio.h>
22 #include <string.h>
23 
24 #include <grpc/support/alloc.h>
25 #include <grpc/support/log.h>
26 
27 #include "src/core/lib/gpr/string.h"
28 #include "test/core/util/test_config.h"
29 
30 #define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x)
31 
test_setenv_getenv(void)32 static void test_setenv_getenv(void) {
33   const char* name = "FOO";
34   const char* value = "BAR";
35   char* retrieved_value;
36 
37   LOG_TEST_NAME("test_setenv_getenv");
38 
39   gpr_setenv(name, value);
40   retrieved_value = gpr_getenv(name);
41   GPR_ASSERT(retrieved_value != nullptr);
42   GPR_ASSERT(strcmp(value, retrieved_value) == 0);
43   gpr_free(retrieved_value);
44 }
45 
test_unsetenv(void)46 static void test_unsetenv(void) {
47   const char* name = "FOO";
48   const char* value = "BAR";
49   char* retrieved_value;
50 
51   LOG_TEST_NAME("test_unsetenv");
52 
53   gpr_setenv(name, value);
54   gpr_unsetenv(name);
55   retrieved_value = gpr_getenv(name);
56   GPR_ASSERT(retrieved_value == nullptr);
57 }
58 
main(int argc,char ** argv)59 int main(int argc, char** argv) {
60   grpc::testing::TestEnvironment env(argc, argv);
61   test_setenv_getenv();
62   test_unsetenv();
63   return 0;
64 }
65