public void UpdateFarmTest()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//If there's no farm, insert one
if (InMemoryContext.Farms.Count() == 0)
{
InMemoryContext.Farms.Add(new Farm {
Name = "Another test farm", AppleTrees = AppleTreeDbInitializer.InitialiseTrees()
});
InMemoryContext.SaveChanges();
}
//Create an instance of FarmHelper and pass the in memory context as a parameter
FarmHelper farmHelper = new FarmHelper(InMemoryContext);
//Get the first in memory farm
var farm = InMemoryContext.Farms.FirstOrDefault();
//Change a property
farm.Name = "Updated another test farm";
//Update the farm
farmHelper.UpdateFarm(farm);
//Assert
Assert.AreEqual("Updated another test farm", InMemoryContext.Farms.FirstOrDefault().Name);
}
public void CreateFarmAndGetFarmAllTests()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of FarmHelper and pass the in memory context as a parameter
FarmHelper farmHelper = new FarmHelper(InMemoryContext);
farmHelper.DeleteFarmAll();
//Check if the database is empty
Assert.AreEqual(InMemoryContext.Farms.Count(), 0);
//Create an in memory farm
var farm = farmHelper.CreateFarm("Testfarm", AppleTreeDbInitializer.InitialiseTrees());
//Check if farm was inserted
Assert.AreEqual(InMemoryContext.Farms.Count(), 1);
//Check the inserted farm's properties
Assert.AreEqual("Testfarm", InMemoryContext.Farms.FirstOrDefault().Name);
Assert.AreEqual(10, InMemoryContext.Farms.FirstOrDefault().AppleTrees.Count);
ObservableCollection <Farm> farms = new ObservableCollection <Farm>(farmHelper.GetFarmAll());
Assert.AreEqual(farms.FirstOrDefault().AppleTrees.Count, 10);
}
public void CreateFarmTestsWithObjectAsParameter()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of FarmHelper and pass the in memory context as a parameter
FarmHelper farmHelper = new FarmHelper(InMemoryContext);
//Delete all farms
farmHelper.DeleteFarmAll();
//Check if the database is empty
Assert.AreEqual(InMemoryContext.Farms.Count(), 0);
//Create an in memory farm
var farm = new Farm {
Name = "Second Testfarm",
AppleTrees = AppleTreeDbInitializer.InitialiseTrees()
};
farmHelper.CreateFarm(farm);
//Check if farm was inserted
Assert.AreEqual(InMemoryContext.Farms.Count(), 1);
//Check the inserted farm's properties
Assert.AreEqual("Second Testfarm", InMemoryContext.Farms.FirstOrDefault().Name);
Assert.AreEqual(10, InMemoryContext.Farms.FirstOrDefault().AppleTrees.Count);
}
public void DeleteFarmAllTest()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of FarmHelper and pass the in memory context as a parameter
FarmHelper farmHelper = new FarmHelper(InMemoryContext);
//If there's no farm, insert one
if (InMemoryContext.AppleTrees.Count() == 0)
{
InMemoryContext.Farms.Add(new Farm {
Name = "Lets delete this farm", AppleTrees = AppleTreeDbInitializer.InitialiseTrees()
});
InMemoryContext.SaveChanges();
}
//Check if there are farms
Assert.IsTrue(InMemoryContext.AppleTrees.Count() > 0);
//Delete them
farmHelper.DeleteFarmAll();
//Check for correct deletion
Assert.AreEqual(InMemoryContext.Farms.Count(), 0);
}