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test(server): add 3 new unit tests #46

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Merged
poyrazK merged 1 commit into from
Apr 18, 2026
Merged

test(server): add 3 new unit tests #46

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59 changes: 59 additions & 0 deletions tests/server_tests.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -213,4 +213,63 @@ TEST(ServerTests, InvalidHandshake) {
static_cast<void>(server->stop());
}

TEST(ServerTests, DoubleStop) {
auto catalog = Catalog::create();
StorageManager disk_manager("./test_data");
storage::BufferPoolManager sm(config::Config::DEFAULT_BUFFER_POOL_SIZE, disk_manager);
config::Config cfg;
uint16_t port = 6010;

auto server = Server::create(port, *catalog, sm, cfg, nullptr);
ASSERT_TRUE(server->start());
EXPECT_TRUE(server->is_running());

// First stop
EXPECT_TRUE(server->stop());
EXPECT_FALSE(server->is_running());

// Second stop - should be safe (idempotent), is_running stays false
server->stop();
EXPECT_FALSE(server->is_running());
}

TEST(ServerTests, StartTwice) {
auto catalog = Catalog::create();
StorageManager disk_manager("./test_data");
storage::BufferPoolManager sm(config::Config::DEFAULT_BUFFER_POOL_SIZE, disk_manager);
config::Config cfg;
uint16_t port = 6011;

auto server = Server::create(port, *catalog, sm, cfg, nullptr);
ASSERT_TRUE(server->start());
EXPECT_TRUE(server->is_running());

// Second start - should return false or be idempotent
server->start();
EXPECT_TRUE(server->is_running());

static_cast<void>(server->stop());
}

TEST(ServerTests, WaitMethod) {
auto catalog = Catalog::create();
StorageManager disk_manager("./test_data");
storage::BufferPoolManager sm(config::Config::DEFAULT_BUFFER_POOL_SIZE, disk_manager);
config::Config cfg;
uint16_t port = 6012;

auto server = Server::create(port, *catalog, sm, cfg, nullptr);
ASSERT_TRUE(server->start());

// wait() should block until stop is called
std::thread waiter([&]() { server->wait(); });

std::this_thread::sleep_for(std::chrono::milliseconds(100));
EXPECT_TRUE(server->is_running());

server->stop();
waiter.join();
EXPECT_FALSE(server->is_running());
}

} // namespace
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