public override void SetUp()
{
_tempFolder = new TemporaryFolder();
_persistedFilePath = _tempFolder.GetTemporaryFile();
LiftFileInitializer.MakeFile(_persistedFilePath);
DataMapperUnderTest = LiftRepositoryStateUnitializedTests.CreateDataMapper(_persistedFilePath);
}
public void Constructor_FileDoesNotExist_EmptyLiftFileIsCreated()
{
string nonExistentFileToBeCreated = Path.GetTempPath() + Path.GetRandomFileName();
using (LiftRepositoryStateUnitializedTests.CreateDataMapper(nonExistentFileToBeCreated))
{
}
XmlDocument dom = new XmlDocument();
dom.Load(nonExistentFileToBeCreated);
Assert.AreEqual(2, dom.ChildNodes.Count);
Assert.AreEqual("lift", dom.ChildNodes[1].Name);
Assert.AreEqual(0, dom.ChildNodes[1].ChildNodes.Count);
File.Delete(nonExistentFileToBeCreated);
}
public void Constructor_FileIsEmpty_MakeFileAnEmptyLiftFile()
{
string emptyFileToBeFilled = Path.GetTempFileName();
using (LiftRepositoryStateUnitializedTests.CreateDataMapper(emptyFileToBeFilled))
{
}
XmlDocument doc = new XmlDocument();
doc.Load(emptyFileToBeFilled);
XmlNode root = doc.DocumentElement;
Assert.AreEqual("lift", root.Name);
File.Delete(emptyFileToBeFilled);
}
public void UnlockedLiftFile_ConstructorDoesNotThrow()
{
string persistedFilePath = _tempFolder.GetTemporaryFile();
persistedFilePath = Path.GetFullPath(persistedFilePath);
// Confirm that the file is writable.
FileStream fileStream = File.OpenWrite(persistedFilePath);
Assert.IsTrue(fileStream.CanWrite);
// Close it before creating the LiftDataMapper.
fileStream.Close();
// LiftDataMapper constructor shouldn't throw an IOException.
using (LiftDataMapper liftDataMapper = LiftRepositoryStateUnitializedTests.CreateDataMapper(persistedFilePath))
{
}
Assert.IsTrue(true); // Constructor didn't throw.
File.Delete(persistedFilePath);
}
public void LockedFile_Throws()
{
Assert.IsTrue(_fileStream.CanWrite);
Assert.Throws <IOException>(() =>
LiftRepositoryStateUnitializedTests.CreateDataMapper(_persistedFilePath));
}
protected override void RepopulateRepositoryFromPersistedData()
{
DataMapperUnderTest.Dispose();
DataMapperUnderTest = LiftRepositoryStateUnitializedTests.CreateDataMapper(_persistedFilePath);
}
