/*
* Confirm we can't add the same descriptor twice.
*/
void SelectServerTest::testDoubleAddAndRemove() {
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get()); // internal socket
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(0, write_descriptor_count->Get());
LoopbackDescriptor loopback_socket;
loopback_socket.Init();
OLA_ASSERT_TRUE(m_ss->AddReadDescriptor(&loopback_socket));
OLA_ASSERT_EQ(2, connected_read_descriptor_count->Get());
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(0, write_descriptor_count->Get());
OLA_ASSERT_TRUE(m_ss->AddWriteDescriptor(&loopback_socket));
OLA_ASSERT_EQ(2, connected_read_descriptor_count->Get());
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(1, write_descriptor_count->Get());
m_ss->RemoveReadDescriptor(&loopback_socket);
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get());
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(1, write_descriptor_count->Get());
m_ss->RemoveWriteDescriptor(&loopback_socket);
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get());
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(0, write_descriptor_count->Get());
// Trying to remove a second time shouldn't crash
m_ss->RemoveReadDescriptor(&loopback_socket);
m_ss->RemoveWriteDescriptor(&loopback_socket);
}
/*
* Confirm we can't add invalid descriptors to the SelectServer
*/
void SelectServerTest::testAddInvalidDescriptor() {
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get()); // internal socket
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(0, write_descriptor_count->Get());
// Adding and removing a uninitialized socket should fail
LoopbackDescriptor bad_socket;
OLA_ASSERT_FALSE(m_ss->AddReadDescriptor(&bad_socket));
OLA_ASSERT_FALSE(m_ss->AddWriteDescriptor(&bad_socket));
m_ss->RemoveReadDescriptor(&bad_socket);
m_ss->RemoveWriteDescriptor(&bad_socket);
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get()); // internal socket
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
OLA_ASSERT_EQ(0, write_descriptor_count->Get());
}
/*
* Test the interaction between read and write descriptor.
*/
void SelectServerTest::testReadWriteInteraction() {
UnixSocket socket;
socket.Init();
socket.SetOnClose(NewSingleCallback(this, &SelectServerTest::Terminate));
OLA_ASSERT_TRUE(m_ss->AddReadDescriptor(&socket));
OLA_ASSERT_TRUE(m_ss->AddWriteDescriptor(&socket));
m_ss->RemoveWriteDescriptor(&socket);
// now the Write end closes
auto_ptr<UnixSocket> other_end(socket.OppositeEnd());
other_end->CloseClient();
m_ss->RegisterSingleTimeout(
100, ola::NewSingleCallback(this, &SelectServerTest::FatalTimeout));
m_ss->Run();
m_ss->RemoveReadDescriptor(&socket);
OLA_ASSERT_EQ(1, connected_read_descriptor_count->Get());
OLA_ASSERT_EQ(0, read_descriptor_count->Get());
}