public void GetMeal()
{
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
var dataRepository = new HealthTracker.DataRepository.Services.DataRepository( configurationMock.Object );
// Request a meal that does not exist, should be null
var item = dataRepository.GetMeal( Guid.NewGuid() );
Assert.IsNull( item );
// Request a food group that exists, show that a deep copy is returned
// Find a food group that does exist, show that a deep copy is returned
item = dataRepository.GetMeal( new Guid( "53edb94e-3b15-497e-9907-34de41c9bc8d" ) );
Assert.AreEqual( "Lunch with Bob", item.Name );
Assert.AreEqual( new Guid( "53edb94e-3b15-497e-9907-34de41c9bc8d" ), item.ID );
var sameItem = dataRepository.GetMeal( new Guid( "53edb94e-3b15-497e-9907-34de41c9bc8d" ) );
Assert.AreEqual( item.ID, sameItem.ID );
Assert.AreNotEqual( item, sameItem ); // Show deep copy
// Verify that changes to the first found food group do not affect changes to what is logically
// the same food group returned by the second find (IOW, show they are deep copies).
item.Name = "Whatever, does not matter much";
Assert.AreEqual( "Whatever, does not matter much", item.Name );
Assert.AreEqual( "Lunch with Bob", sameItem.Name );
}
