public void OutputFileHelper_EnsureOutputDirectoryExists_DoesNotCreateExistingDirectory()
{
var mockSystem = new Mock <ISystem>(MockBehavior.Strict);
var mockIO = new Mock <ISystemIO>(MockBehavior.Strict);
var mockDirectory = new Mock <ISystemIODirectory>(MockBehavior.Strict);
mockSystem.Setup(x => x.DateTime).Returns(InertDateTime);
mockSystem.Setup(x => x.Environment).Returns(InertEnvironment);
mockSystem.Setup(x => x.IO).Returns(mockIO.Object);
mockIO.Setup(x => x.Directory).Returns(mockDirectory.Object);
string directory = @"c:\NonexistentDirectory";
mockDirectory.Setup(x => x.Exists(directory)).Returns(true);
var outputFileHelper = new OutputFileHelper(directory, mockSystem.Object);
outputFileHelper.EnsureOutputDirectoryExists();
// the folowing verifies that CreateDirectory was not called
mockSystem.VerifyAll();
mockIO.VerifyAll();
mockDirectory.VerifyAll();
}
public void OutputFileHelper_EnsureOutputDirectoryExists_DoesNotCatchExceptions()
{
var mockSystem = new Mock <ISystem>(MockBehavior.Strict);
var mockIO = new Mock <ISystemIO>(MockBehavior.Strict);
var mockDirectory = new Mock <ISystemIODirectory>(MockBehavior.Strict);
mockSystem.Setup(x => x.DateTime).Returns(InertDateTime);
mockSystem.Setup(x => x.Environment).Returns(InertEnvironment);
mockSystem.Setup(x => x.IO).Returns(mockIO.Object);
mockIO.Setup(x => x.Directory).Returns(mockDirectory.Object);
string directory = @"c:\NonexistentDirectory";
mockDirectory.Setup(x => x.Exists(directory)).Returns(false);
mockDirectory.Setup(x => x.CreateDirectory(directory)).Throws <Exception>();
var outputFileHelper = new OutputFileHelper(directory, mockSystem.Object);
Assert.ThrowsException <Exception>(() => outputFileHelper.EnsureOutputDirectoryExists());
mockSystem.VerifyAll();
mockIO.VerifyAll();
mockDirectory.VerifyAll();
}
