/// <summary>
/// Refactored method for creating a persister that uses the parameterless constructor
/// </summary>
/// <returns>A persister that should contain no data</returns>
protected PFW.CSIST203.Project3.Persisters.Access.AccessPersister CreatePersister()
{
PFW.CSIST203.Project3.Persisters.Access.AccessPersister obj = null;
AssertDelegateSuccess(() =>
{
obj = new Project3.Persisters.Access.AccessPersister();
}, "Instantiation of the default constructor should not throw an exception");
return(obj);
}
public void ConstructorWithMissingFile()
{
PFW.CSIST203.Project3.Persisters.Access.AccessPersister obj = null;
var tmp = System.IO.Path.Combine(GetMethodSpecificWorkingDirectory(), System.Guid.NewGuid().ToString() + ".accdb");
AssertDelegateFailure(() =>
{
obj = new Project3.Persisters.Access.AccessPersister(tmp);
}, typeof(System.IO.FileNotFoundException), "An invalid file was supplied into the constructor and should have thrown a System.IO.FileNotFoundException");
Assert.IsNull(obj, "The variable should still be null because it could not be instantiated");
}
public void DefaultConstructor()
{
PFW.CSIST203.Project3.Persisters.Access.AccessPersister obj = null;
AssertDelegateSuccess(() =>
{
obj = new Project3.Persisters.Access.AccessPersister();
}, "Instantiation using the empty constructor should not throw an exception");
Assert.IsTrue(string.IsNullOrWhiteSpace(obj.accessFile), "The access file variable should not be set when the parameterless constructor is used");
Assert.IsTrue(obj.noDatabase, "The boolean value indicating no backing database is available should return true");
}
/// <summary>
/// Refactored method for creating a persister that uses the sample access database embedded into the project
/// </summary>
/// <param name="workingDirectory">The method specific working directory</param>
/// <returns>A persister instantiated using the sample access database</returns>
protected PFW.CSIST203.Project3.Persisters.Access.AccessPersister CreatePersister(string workingDirectory)
{
PFW.CSIST203.Project3.Persisters.Access.AccessPersister obj = null;
var tmpAccessDatabaseFile = System.IO.Path.Combine(workingDirectory, "sample-data.accdb");
CopyEmbeddedResourceBaseToDirectory("PFW.CSIST203.Project3.Tests.Resources.Data", workingDirectory);
Assert.IsTrue(System.IO.File.Exists(tmpAccessDatabaseFile), "The sample data access database file was not found");
AssertDelegateSuccess(() =>
{
obj = new Project3.Persisters.Access.AccessPersister(tmpAccessDatabaseFile);
}, "Instantiation pointing to a file should not immediately throw an exception");
return(obj);
}
public void ConstructorWithValidFile()
{
PFW.CSIST203.Project3.Persisters.Access.AccessPersister obj = null;
var directory = GetMethodSpecificWorkingDirectory();
var tmpAccessDatabaseFile = System.IO.Path.Combine(directory, "sample-data.accdb");
CopyEmbeddedResourceBaseToDirectory("PFW.CSIST203.Project3.Tests.Resources.Data", directory);
Assert.IsTrue(System.IO.File.Exists(tmpAccessDatabaseFile), "The sample data access database file was not found");
AssertDelegateSuccess(() =>
{
obj = new Project3.Persisters.Access.AccessPersister(tmpAccessDatabaseFile);
}, "Instantiation pointing to a file should not immediately throw an exception");
Assert.AreEqual(tmpAccessDatabaseFile, obj.accessFile, "The local variable should be set to the supplied file in the constructor");
Assert.IsFalse(obj.noDatabase, "A database file was supplied, so the boolean value should be set to false");
}
