public async Task Process_BadCommand_500Response()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("BADCOMMAND").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("500 .*", RegexOptions.IgnoreCase)));
}
public async Task Process_GreetingWritten()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.WriteLineAsync(It.IsAny<string>())).Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("220 .*", RegexOptions.IgnoreCase)));
}
public async Task Process_BadCommand_500Response()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("BADCOMMAND").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("500 .*", RegexOptions.IgnoreCase)));
}
public async Task Process_GreetingWritten()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.WriteLineAsync(It.IsAny <string>())).Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("220 .*", RegexOptions.IgnoreCase)));
}
public async Task Process_EmptyCommand_NoResponse()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
//Should only print service ready message
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.Is<string>(s => !s.StartsWith("220 "))), Times.Never());
}
public async Task Process_EmptyCommand_NoResponse()
{
Mocks mocks = new Mocks();
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
//Should only print service ready message
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.Is <string>(s => !s.StartsWith("220 "))), Times.Never());
}
public async Task Process_GoodCommand_Processed()
{
Mocks mocks = new Mocks();
Mock<IVerb> mockVerb = new Mock<IVerb>();
mocks.VerbMap.Setup(v => v.GetVerbProcessor(It.IsAny<string>())).Returns(mockVerb.Object).Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("GOODCOMMAND");
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mockVerb.Verify(v => v.ProcessAsync(It.IsAny<IConnection>(), It.IsAny<SmtpCommand>()));
}
public async Task Process_EmptyCommand_NoResponse()
{
TestMocks mocks = new TestMocks();
mocks.ConnectionChannel.Setup(c => c.ReadLine()).ReturnsAsync("").Callback(() => mocks.Connection.Object.CloseConnection().Wait());
Connection connection = await Connection.Create(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object).ConfigureAwait(false);
await connection.ProcessAsync().ConfigureAwait(false);
// Should only print service ready message
mocks.ConnectionChannel.Verify(cc => cc.WriteLine(It.Is <string>(s => !s.StartsWith("220 ", StringComparison.OrdinalIgnoreCase))), Times.Never());
}
public async Task Process_SmtpServerExceptionThrow_ResponseWritten()
{
Mocks mocks = new Mocks();
Mock<IVerb> mockVerb = new Mock<IVerb>();
mocks.VerbMap.Setup(v => v.GetVerbProcessor(It.IsAny<string>())).Returns(mockVerb.Object);
mockVerb.Setup(v => v.ProcessAsync(It.IsAny<IConnection>(), It.IsAny<SmtpCommand>())).Returns(Task.FromException(new SmtpServerException(new SmtpResponse(500, "error"))));
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("GOODCOMMAND").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("500 error", RegexOptions.IgnoreCase)));
}
public async Task Process_TooManyBadCommands_Disconnected()
{
Mocks mocks = new Mocks();
mocks.ServerBehaviour.SetupGet(b => b.MaximumNumberOfSequentialBadCommands).Returns(2);
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("BADCOMMAND");
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(c => c.ReadLineAsync(), Times.Exactly(2));
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("221 .*", RegexOptions.IgnoreCase)));
}
public async Task Process_GoodCommand_Processed()
{
Mocks mocks = new Mocks();
Mock <IVerb> mockVerb = new Mock <IVerb>();
mocks.VerbMap.Setup(v => v.GetVerbProcessor(It.IsAny <string>())).Returns(mockVerb.Object).Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("GOODCOMMAND");
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mockVerb.Verify(v => v.ProcessAsync(It.IsAny <IConnection>(), It.IsAny <SmtpCommand>()));
}
public async Task Process_SmtpServerExceptionThrow_ResponseWritten()
{
Mocks mocks = new Mocks();
Mock <IVerb> mockVerb = new Mock <IVerb>();
mocks.VerbMap.Setup(v => v.GetVerbProcessor(It.IsAny <string>())).Returns(mockVerb.Object);
mockVerb.Setup(v => v.ProcessAsync(It.IsAny <IConnection>(), It.IsAny <SmtpCommand>())).Returns(Task.FromException(new SmtpServerException(new SmtpResponse(500, "error"))));
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("GOODCOMMAND").Callback(() => mocks.Connection.Object.CloseConnectionAsync().Wait());
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("500 error", RegexOptions.IgnoreCase)));
}
public async Task Process_TooManyBadCommands_Disconnected()
{
Mocks mocks = new Mocks();
mocks.ServerBehaviour.SetupGet(b => b.MaximumNumberOfSequentialBadCommands).Returns(2);
mocks.ConnectionChannel.Setup(c => c.ReadLineAsync()).ReturnsAsync("BADCOMMAND");
Connection connection = new Connection(mocks.Server.Object, mocks.ConnectionChannel.Object, mocks.VerbMap.Object);
await connection.ProcessAsync();
mocks.ConnectionChannel.Verify(c => c.ReadLineAsync(), Times.Exactly(2));
mocks.ConnectionChannel.Verify(cc => cc.WriteLineAsync(It.IsRegex("221 .*", RegexOptions.IgnoreCase)));
}