/// <summary>
/// Write the list of name to storage
/// </summary>
/// <param name="file">file name and path</param>
/// <param name="names">list of name object</param>
public static void WriteNamesToStorage(NamesFile file, List <Name> names)
{
string namesString;
//
//create storage and message object from the factory
//
IStorage storage = StorageFactory.CreatStorage(file);
IMessage promptMessage = MessageFactory.CreatMessage(Message.MessageType.Prompt);
//
//convert list of name object to a string
//
namesString = NamesStringConverter.ConvertNamesToString(names);
//
//write names string to storage
//
storage.WriteData(namesString);
//
//give user a message of writing completion at the end
//
promptMessage.DisplayMessage("Writing data to " + file.WriteFilePath + " is completed");
}
/// <summary>
/// Help read data from a storage; convert data into list of name object
/// </summary>
/// <param name="file">storage file</param>
/// <returns></returns>
public static List <Name> ReadNamesFromStorage(NamesFile file)
{
string namesString;
List <Name> names;
//
//create storage and message object from the respective factories
//
IStorage storage = StorageFactory.CreatStorage(file);
IMessage promptMessage = MessageFactory.CreatMessage(Message.MessageType.Prompt);
//
//read name list into a string from a storage
//
namesString = storage.ReadData();
//
//make a list of name object from the names in string
//
names = NamesStringConverter.ConvertStringToNames(namesString);
//
//give a reading completion message on screen
//
promptMessage.DisplayMessage("Reading data from " + file.ReadFilePath + " is completed");
return(names);
}
/// <summary>
/// Help read data from a storage; convert data into list of name object
/// </summary>
/// <param name="file">storage file</param>
/// <returns></returns>
public List <Name> ReadNamesFromStorage()
{
string namesString;
List <Name> names;
//
//read name list into a string from a storage
//
namesString = storage.ReadData();
//
//make a list of name object from the names in string
//
names = NamesStringConverter.ConvertStringToNames(namesString);
return(names);
}
public void StringToNamesConversion_ShouldWork()
{
//
//sample names in string
//
string nameInString = "John Smith" + "|" + "Jake Jackson Lee" + "|" + "Rob Smyth" + "|" + "Angela Nash" + "|";
//
//expected list of name object
//
Name name1 = new Name("John", "Smith");
Name name2 = new Name("Jake Jackson", "Lee");
Name name3 = new Name("Rob", "Smyth");
Name name4 = new Name("Angela", "Nash");
List <Name> expected = new List <Name>();
expected.Add(name1);
expected.Add(name2);
expected.Add(name3);
expected.Add(name4);
//
//actual names in string
//
List <Name> actual = NamesStringConverter.ConvertStringToNames(nameInString);
//
//Assert
//
Assert.Equal(expected[0].FirstName, actual[0].FirstName);
Assert.Equal(expected[0].LastName, actual[0].LastName);
Assert.Equal(expected[1].FirstName, actual[1].FirstName);
Assert.Equal(expected[1].LastName, actual[1].LastName);
Assert.Equal(expected[2].FirstName, actual[2].FirstName);
Assert.Equal(expected[2].LastName, actual[2].LastName);
Assert.Equal(expected[3].FirstName, actual[3].FirstName);
Assert.Equal(expected[3].LastName, actual[3].LastName);
}
public void NamesToStringConversion_ShouldWork()
{
//
//list of sample name object
//
Name name1 = new Name("John", "Smith");
Name name2 = new Name("Jake Jackson", "Lee");
Name name3 = new Name("Rob", "Smyth");
Name name4 = new Name("Angela", "Nash");
List <Name> names = new List <Name>();
names.Add(name1);
names.Add(name2);
names.Add(name3);
names.Add(name4);
//
//expected names in string
//
string expected = "John Smith" + Environment.NewLine +
"Jake Jackson Lee" + Environment.NewLine +
"Rob Smyth" + Environment.NewLine +
"Angela Nash" + Environment.NewLine;
//
//actual names in string
//
string actual = NamesStringConverter.ConvertNamesToString(names);
//
//Assert
//
Assert.Equal(expected, actual);
}
