public void Execute_NonExistingFile_ExternalDependencyNotFound()
{
var nonExistingFile = @"Temp\nonExistingFile.txt";
var targetFile = @"Temp\Target\TextCopy.txt";
var copyInfo = Mock.Of<ICopyCommand>
(
c => c.SourceFullPath == nonExistingFile
&& c.FullPath == targetFile
);
var command = new CopyCommand(copyInfo);
Assert.Throws<ExternalDependencyNotFoundException>(() => command.Execute());
}
public void Execute_ExistingFile_FileIsCopied()
{
var existingFile = @"Temp\Text.txt";
var targetFile = @"Temp\Target\TextCopy.txt";
File.WriteAllText(existingFile, "a little text");
var copyInfo = Mock.Of<ICopyCommand>
(
c =>c.SourceFullPath == existingFile
&& c.FullPath == targetFile
);
var command = new CopyCommand(copyInfo);
command.Execute();
Assert.That(File.Exists(existingFile), Is.True);
Assert.That(File.Exists(targetFile), Is.True);
}