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test: add test cases

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This commit is contained in:
Nick Peng
2023-03-26 00:27:40 +08:00
parent 56d711a796
commit c90a85dfc7
25 changed files with 1177 additions and 39 deletions
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58
test/cases/test-cache.cc
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@@ -21,6 +21,11 @@
#include "include/utils.h"
#include "server.h"
#include "gtest/gtest.h"
#include <fstream>
/* clang-format off */
#include "dns_cache.h"
/* clang-format on */
class Cache : public ::testing::Test
{
@@ -228,3 +233,56 @@ cache-persist no)""");
EXPECT_EQ(client.GetAnswer()[0].GetTTL(), 3);
EXPECT_EQ(client.GetAnswer()[0].GetData(), "1.2.3.4");
}
TEST_F(Cache, save_file)
{
smartdns::MockServer server_upstream;
auto cache_file = "/tmp/smartdns_cache." + smartdns::GenerateRandomString(10);
std::string conf = R"""(
bind [::]:60053@lo
server 127.0.0.1:62053
log-num 0
log-console yes
log-level debug
cache-persist yes
dualstack-ip-selection no
)""";
conf += "cache-file " + cache_file;
Defer
{
unlink(cache_file.c_str());
};
server_upstream.Start("udp://0.0.0.0:62053", [](struct smartdns::ServerRequestContext *request) {
if (request->qtype == DNS_T_A) {
smartdns::MockServer::AddIP(request, request->domain.c_str(), "1.2.3.4");
return smartdns::SERVER_REQUEST_OK;
}
return smartdns::SERVER_REQUEST_SOA;
});
{
smartdns::Server server;
server.Start(conf);
smartdns::Client client;
ASSERT_TRUE(client.Query("a.com", 60053));
std::cout << client.GetResult() << std::endl;
ASSERT_EQ(client.GetAnswerNum(), 1);
EXPECT_EQ(client.GetStatus(), "NOERROR");
EXPECT_LT(client.GetQueryTime(), 100);
EXPECT_EQ(client.GetAnswer()[0].GetTTL(), 3);
EXPECT_EQ(client.GetAnswer()[0].GetData(), "1.2.3.4");
server.Stop();
usleep(200 * 1000);
}
ASSERT_EQ(access(cache_file.c_str(), F_OK), 0);
std::fstream fs(cache_file, std::ios::in);
struct dns_cache_file head;
memset(&head, 0, sizeof(head));
fs.read((char *)&head, sizeof(head));
EXPECT_EQ(head.magic, MAGIC_NUMBER);
EXPECT_EQ(head.cache_number, 1);
}