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linux-packaging-mono/external/aspnetwebstack/test/System.Web.Http.Test/Tracing/ITraceWriterExtensionsTest.cs

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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Net.Http;
using System.Threading.Tasks;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Http.Tracing
{
public class ITraceWriterExtensionsTest
{
[Fact]
public void Debug_With_Message_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Debug) { Kind = TraceKind.Trace, Message = "The formatted message" },
};
// Act
traceWriter.Debug(request, "testCategory", "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Debug_With_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Debug) { Kind = TraceKind.Trace, Exception = exception },
};
// Act
traceWriter.Debug(request, "testCategory", exception);
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Debug_With_Message_And_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Debug) { Kind = TraceKind.Trace, Message = "The formatted message", Exception = exception },
};
// Act
traceWriter.Debug(request, "testCategory", exception, "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Info_With_Message_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Trace, Message = "The formatted message" },
};
// Act
traceWriter.Info(request, "testCategory", "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Info_With_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Trace, Exception = exception },
};
// Act
traceWriter.Info(request, "testCategory", exception);
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Info_With_Message_And_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Trace, Message = "The formatted message", Exception = exception },
};
// Act
traceWriter.Info(request, "testCategory", exception, "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Warn_With_Message_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Warn) { Kind = TraceKind.Trace, Message = "The formatted message" },
};
// Act
traceWriter.Warn(request, "testCategory", "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Warn_With_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Warn) { Kind = TraceKind.Trace, Exception = exception },
};
// Act
traceWriter.Warn(request, "testCategory", exception);
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Warn_With_Message_And_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Warn) { Kind = TraceKind.Trace, Message = "The formatted message", Exception = exception },
};
// Act
traceWriter.Warn(request, "testCategory", exception, "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Error_With_Message_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.Trace, Message = "The formatted message" },
};
// Act
traceWriter.Error(request, "testCategory", "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Error_With_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.Trace, Exception = exception },
};
// Act
traceWriter.Error(request, "testCategory", exception);
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Error_With_Message_And_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.Trace, Message = "The formatted message", Exception = exception },
};
// Act
traceWriter.Error(request, "testCategory", exception, "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Fatal_With_Message_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Fatal) { Kind = TraceKind.Trace, Message = "The formatted message" },
};
// Act
traceWriter.Fatal(request, "testCategory", "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Fatal_With_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Fatal) { Kind = TraceKind.Trace, Exception = exception },
};
// Act
traceWriter.Fatal(request, "testCategory", exception);
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void Fatal_With_Message_And_Exception_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Fatal) { Kind = TraceKind.Trace, Message = "The formatted message", Exception = exception },
};
// Act
traceWriter.Fatal(request, "testCategory", exception, "The {0} message", "formatted");
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginEnd_Throws_With_Null_This()
{
// Arrange
TestTraceWriter traceWriter = null;
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => { },
endTrace: null,
errorTrace: null),
"traceWriter");
}
[Fact]
public void TraceBeginEnd_Throws_With_Null_Execute_Action()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: null,
endTrace: null,
errorTrace: null),
"execute");
}
[Fact]
public void TraceBeginEnd_Accepts_Null_Trace_Actions()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => { },
endTrace: null,
errorTrace: null);
}
[Fact]
public void TraceBeginEnd_Invokes_BeginTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { invoked = true; },
execute: () => { },
endTrace: (tr) => { },
errorTrace: (tr) => { });
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEnd_Invokes_Execute()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { },
execute: () => { invoked = true; },
endTrace: (tr) => { },
errorTrace: (tr) => { });
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEnd_Invokes_EndTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => { },
endTrace: (tr) => { invoked = true; },
errorTrace: (tr) => { });
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEnd_Invokes_ErrorTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
Exception exception = new InvalidOperationException();
bool invoked = false;
// Act
Exception thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEnd(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => { throw exception; },
endTrace: (tr) => { },
errorTrace: (tr) => { invoked = true; }));
// Assert
Assert.True(invoked);
Assert.Same(exception, thrown);
}
[Fact]
public void TraceBeginEnd_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "endMessage" },
};
// Act
traceWriter.TraceBeginEnd(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => { },
endTrace: (tr) => { tr.Message = "endMessage"; },
errorTrace: (tr) => { tr.Message = "won't happen"; });
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginEnd_Traces_And_Throws_When_Execute_Throws()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException("test exception");
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Exception = exception, Message = "errorMessage" },
};
// Act
Exception thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEnd(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => { throw exception; },
endTrace: (tr) => { tr.Message = "won't happen"; },
errorTrace: (tr) => { tr.Message = "errorMessage"; }));
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
Assert.Same(exception, thrown);
}
[Fact]
public void TraceBeginEndAsync_Throws_With_Null_This()
{
// Arrange
TestTraceWriter traceWriter = null;
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => TaskHelpers.Completed(),
endTrace: null,
errorTrace: null),
"traceWriter");
}
[Fact]
public void TraceBeginEndAsync_Throws_With_Null_Execute_Action()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: null,
endTrace: null,
errorTrace: null),
"execute");
}
[Fact]
public void TraceBeginEndAsync_Accepts_Null_Trace_Actions()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Task t = traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => TaskHelpers.Completed(),
endTrace: null,
errorTrace: null);
t.Wait();
}
[Fact]
public void TraceBeginEndAsync_Invokes_BeginTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { invoked = true; },
execute: () => TaskHelpers.Completed(),
endTrace: (tr) => { },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEndAsync_Invokes_Execute()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { },
execute: () =>
{
invoked = true;
return TaskHelpers.Completed();
},
endTrace: (tr) => { },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEndAsync_Invokes_EndTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => TaskHelpers.Completed(),
endTrace: (tr) => { invoked = true; },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEndAsync_Invokes_ErrorTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
Exception exception = new InvalidOperationException();
TaskCompletionSource<object> tcs = new TaskCompletionSource<object>(null);
tcs.TrySetException(exception);
// Act
Exception thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEndAsync(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => tcs.Task,
endTrace: (tr) => { },
errorTrace: (tr) => { invoked = true; }).Wait());
// Assert
Assert.True(invoked);
Assert.Same(exception, thrown);
}
[Fact]
public void TraceBeginEndAsync_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "endMessage" },
};
// Act
traceWriter.TraceBeginEndAsync(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => TaskHelpers.Completed(),
endTrace: (tr) => { tr.Message = "endMessage"; },
errorTrace: (tr) => { tr.Message = "won't happen"; }).Wait();
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginEndAsync_Traces_When_Inner_Cancels()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Warn) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "errorMessage" },
};
// Act & Assert
Assert.Throws<TaskCanceledException>(
() => traceWriter.TraceBeginEndAsync(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => TaskHelpers.Canceled(),
endTrace: (tr) => { tr.Message = "won't happen"; },
errorTrace: (tr) => { tr.Message = "errorMessage"; }).Wait());
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginAsync_Traces_And_Faults_When_Inner_Faults()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "errorMessage", Exception = exception },
};
TaskCompletionSource<object> tcs = new TaskCompletionSource<object>(null);
tcs.TrySetException(exception);
// Act & Assert
InvalidOperationException thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEndAsync(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => tcs.Task,
endTrace: (tr) => { tr.Message = "won't happen"; },
errorTrace: (tr) => { tr.Message = "errorMessage"; }).Wait());
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
Assert.Same(exception, thrown);
}
[Fact]
public void TraceBeginEndAsyncGeneric_Throws_With_Null_This()
{
// Arrange
TestTraceWriter traceWriter = null;
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => TaskHelpers.FromResult<int>(1),
endTrace: null,
errorTrace: null),
"traceWriter");
}
[Fact]
public void TraceBeginEndAsyncGeneric_Throws_With_Null_Execute_Action()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Assert.ThrowsArgumentNull(() => traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: null,
endTrace: null,
errorTrace: null),
"execute");
}
[Fact]
public void TraceBeginEndAsyncGeneric_Accepts_Null_Trace_Actions()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
// Act & Assert
Task t = traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: null,
execute: () => TaskHelpers.FromResult<int>(1),
endTrace: null,
errorTrace: null);
t.Wait();
}
[Fact]
public void TraceBeginEndAsyncGeneric_Invokes_BeginTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { invoked = true; },
execute: () => TaskHelpers.FromResult<int>(1),
endTrace: (tr, value) => { },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEndAsyncGeneric_Invokes_Execute()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
// Act
traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Fatal,
"",
"",
beginTrace: (tr) => { },
execute: () =>
{
invoked = true;
return TaskHelpers.FromResult<int>(1);
},
endTrace: (tr, value) => { },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
}
[Fact]
public void TraceBeginEndAsyncGeneric_Invokes_EndTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
int invokedValue = 0;
// Act
traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => TaskHelpers.FromResult<int>(1),
endTrace: (tr, value) => { invoked = true; invokedValue = value; },
errorTrace: (tr) => { }).Wait();
// Assert
Assert.True(invoked);
Assert.Equal(1, invokedValue);
}
[Fact]
public void TraceBeginEndAsyncGeneric_Invokes_ErrorTrace()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
bool invoked = false;
Exception exception = new InvalidOperationException();
TaskCompletionSource<int> tcs = new TaskCompletionSource<int>(0);
tcs.TrySetException(exception);
// Act
Exception thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEndAsync<int>(request,
"",
TraceLevel.Off,
"",
"",
beginTrace: (tr) => { },
execute: () => tcs.Task,
endTrace: (tr, value) => { },
errorTrace: (tr) => { invoked = true; }).Wait());
// Assert
Assert.True(invoked);
Assert.Same(exception, thrown);
}
[Fact]
public void TraceBeginEndAsyncGeneric_Traces()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "endMessage1" },
};
// Act
traceWriter.TraceBeginEndAsync<int>(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => TaskHelpers.FromResult<int>(1),
endTrace: (tr, value) => { tr.Message = "endMessage" + value; },
errorTrace: (tr) => { tr.Message = "won't happen"; }).Wait();
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginEndAsyncGeneric_Traces_When_Inner_Cancels()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Warn) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "errorMessage" },
};
// Act & Assert
Assert.Throws<TaskCanceledException>(
() => traceWriter.TraceBeginEndAsync<int>(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => TaskHelpers.Canceled<int>(),
endTrace: (tr, value) => { tr.Message = "won't happen"; },
errorTrace: (tr) => { tr.Message = "errorMessage"; }).Wait());
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
[Fact]
public void TraceBeginAsyncGeneric_Traces_And_Faults_When_Inner_Faults()
{
// Arrange
TestTraceWriter traceWriter = new TestTraceWriter();
HttpRequestMessage request = new HttpRequestMessage();
InvalidOperationException exception = new InvalidOperationException();
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, "testCategory", TraceLevel.Info) { Kind = TraceKind.Begin, Operator = "tester", Operation = "testOp", Message = "beginMessage" },
new TraceRecord(request, "testCategory", TraceLevel.Error) { Kind = TraceKind.End, Operator = "tester", Operation = "testOp", Message = "errorMessage", Exception = exception },
};
TaskCompletionSource<int> tcs = new TaskCompletionSource<int>(1);
tcs.TrySetException(exception);
// Act & Assert
InvalidOperationException thrown = Assert.Throws<InvalidOperationException>(
() => traceWriter.TraceBeginEndAsync<int>(request,
"testCategory",
TraceLevel.Info,
"tester",
"testOp",
beginTrace: (tr) => { tr.Message = "beginMessage"; },
execute: () => tcs.Task,
endTrace: (tr, value) => { tr.Message = "won't happen"; },
errorTrace: (tr) => { tr.Message = "errorMessage"; }).Wait());
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
Assert.Same(exception, thrown);
}
}
}