public void WillOverwriteExistingFileWhenContentHasChanged()
{
var generatedFileOriginal = new GeneratedFile("Original Content", "GeneratedFileWriterTests2.cs", TestEnvironment.TempPath);
var generatedFileChanged = new GeneratedFile("Changed Content", "GeneratedFileWriterTests2.cs", TestEnvironment.TempPath);
try
{
var writer = new GeneratedFileWriter();
writer.WriteFile(generatedFileOriginal);
var originalTimeStamp = new FileInfo(generatedFileOriginal.GetFullPath()).LastWriteTime.Ticks;
Thread.Sleep(100);
writer.WriteFile(generatedFileChanged);
var newTimestamp = new FileInfo(generatedFileChanged.GetFullPath()).LastWriteTime.Ticks;
Assert.True(newTimestamp > originalTimeStamp);
}
finally
{
if (File.Exists(generatedFileOriginal.GetFullPath()))
{
File.Delete(generatedFileOriginal.GetFullPath());
}
}
}
public void WillNotOverwriteExistingFileIfContentIsUnChanged()
{
const string content = @"
using System;
namespace Tests;
public class Class1
{
public string Func1()
{
return ""Hello"";
}
}
";
var generatedFile = new GeneratedFile(content, "GeneratedFileWriterTests1.cs", TestEnvironment.TempPath);
try
{
var writer = new GeneratedFileWriter();
writer.WriteFile(generatedFile);
var creationTimestamp = new FileInfo(generatedFile.GetFullPath()).LastWriteTime.Ticks;
Thread.Sleep(100);
writer.WriteFile(generatedFile);
var lastUpdateTimestamp = new FileInfo(generatedFile.GetFullPath()).LastWriteTime.Ticks;
Assert.Equal(creationTimestamp, lastUpdateTimestamp);
}
finally
{
if (File.Exists(generatedFile.GetFullPath()))
{
File.Delete(generatedFile.GetFullPath());
}
}
}
public void WillNotOutputAnEmptyFile(string content)
{
var generatedFile = new GeneratedFile(content, "GeneratedFileWriterTests3.cs", TestEnvironment.TempPath);
try
{
var writer = new GeneratedFileWriter();
writer.WriteFile(generatedFile);
Assert.False(File.Exists(generatedFile.GetFullPath()));
}
finally
{
if (File.Exists(generatedFile.GetFullPath()))
{
File.Delete(generatedFile.GetFullPath());
}
}
}