xref: /aosp_15_r20/external/grpc-grpc/test/core/gprpp/host_port_test.cc (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
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/gprpp/host_port.h"
20 
21 #include "gtest/gtest.h"
22 
23 #include "test/core/util/test_config.h"
24 
join_host_port_expect(const char * host,int port,const char * expected)25 static void join_host_port_expect(const char* host, int port,
26                                   const char* expected) {
27   std::string actual = grpc_core::JoinHostPort(host, port);
28   ASSERT_EQ(actual, expected);
29 }
30 
TEST(HostPortTest,JoinHostPort)31 TEST(HostPortTest, JoinHostPort) {
32   join_host_port_expect("foo", 101, "foo:101");
33   join_host_port_expect("", 102, ":102");
34   join_host_port_expect("1::2", 103, "[1::2]:103");
35   join_host_port_expect("[::1]", 104, "[::1]:104");
36 }
37 
38 // Garbage in, garbage out.
TEST(HostPortTest,JoinHostPortGarbage)39 TEST(HostPortTest, JoinHostPortGarbage) {
40   join_host_port_expect("[foo]", 105, "[foo]:105");
41   join_host_port_expect("[::", 106, "[:::106");
42   join_host_port_expect("::]", 107, "[::]]:107");
43 }
44 
split_host_port_expect(const char * name,const char * host,const char * port,bool ret)45 static void split_host_port_expect(const char* name, const char* host,
46                                    const char* port, bool ret) {
47   std::string actual_host;
48   std::string actual_port;
49   const bool actual_ret =
50       grpc_core::SplitHostPort(name, &actual_host, &actual_port);
51   ASSERT_EQ(actual_ret, ret);
52   ASSERT_EQ(actual_host, (host == nullptr ? "" : host));
53   ASSERT_EQ(actual_port, (port == nullptr ? "" : port));
54 }
55 
TEST(HostPortTest,SplitHostPort)56 TEST(HostPortTest, SplitHostPort) {
57   split_host_port_expect("", "", nullptr, true);
58   split_host_port_expect("[a:b]", "a:b", nullptr, true);
59   split_host_port_expect("1.2.3.4", "1.2.3.4", nullptr, true);
60   split_host_port_expect("0.0.0.0:", "0.0.0.0", "", true);
61   split_host_port_expect("a:b:c::", "a:b:c::", nullptr, true);
62   split_host_port_expect("[a:b:c::]:", "a:b:c::", "", true);
63   split_host_port_expect("[a:b]:30", "a:b", "30", true);
64   split_host_port_expect("1.2.3.4:30", "1.2.3.4", "30", true);
65   split_host_port_expect(":30", "", "30", true);
66 }
67 
TEST(HostPortTest,SplitHostPortInvalid)68 TEST(HostPortTest, SplitHostPortInvalid) {
69   split_host_port_expect("[a:b", nullptr, nullptr, false);
70   split_host_port_expect("[a:b]30", nullptr, nullptr, false);
71 }
72 
main(int argc,char ** argv)73 int main(int argc, char** argv) {
74   grpc::testing::TestEnvironment env(&argc, argv);
75   ::testing::InitGoogleTest(&argc, argv);
76   return RUN_ALL_TESTS();
77 }
78