public void UpdateAppleTreeTest()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//If there's no tree, insert one
if (InMemoryContext.AppleTrees.Count() == 0)
{
InMemoryContext.AppleTrees.Add(new AppleTree {
WaterConsumption = 100, AppleYield = 200, FertilizingAgent = Fertilizer.Medium
});
InMemoryContext.SaveChanges();
}
//Create an instance of AppleTreeHelper and pass the in memory context as a parameter
AppleTreeHelper appleTreeHelper = new AppleTreeHelper(InMemoryContext);
//Get the first in memory apple tree
var appletree = InMemoryContext.AppleTrees.FirstOrDefault();
//Change a property
appletree.WaterConsumption = 200;
//Update the tree
appleTreeHelper.UpdateTree(appletree);
//Assert
Assert.AreEqual(200, InMemoryContext.AppleTrees.FirstOrDefault().WaterConsumption);
}
public void CreateAppleTreeAndGetAppleTreeAllTests()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of AppleTreeHelper and pass the in memory context as a parameter
AppleTreeHelper appleTreeHelper = new AppleTreeHelper(InMemoryContext);
appleTreeHelper.DeleteAppleTreeAll();
//Check if the database is empty
Assert.AreEqual(InMemoryContext.AppleTrees.Count(), 0);
//Create an in memory apple tree
var appletree = appleTreeHelper.CreateAppleTree(100, 110, Fertilizer.Medium);
//Check if tree was inserted
Assert.AreEqual(InMemoryContext.AppleTrees.Count(), 1);
//Check the inserted tree's properties
Assert.AreEqual(100, InMemoryContext.AppleTrees.FirstOrDefault().AppleYield);
Assert.AreEqual(110, InMemoryContext.AppleTrees.FirstOrDefault().WaterConsumption);
Assert.AreEqual(Fertilizer.Medium, InMemoryContext.AppleTrees.FirstOrDefault().FertilizingAgent);
}
public void CreateAppleTreeTestsWithObjectAsParameter()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of AppleTreeHelper and pass the in memory context as a parameter
AppleTreeHelper appleTreeHelper = new AppleTreeHelper(InMemoryContext);
appleTreeHelper.DeleteAppleTreeAll();
//Check if the database is empty
Assert.AreEqual(InMemoryContext.AppleTrees.Count(), 0);
//Create an in memory tree
var tree = new AppleTree
{
AppleYield = 200,
WaterConsumption = 220,
FertilizingAgent = Fertilizer.Strong
};
appleTreeHelper.CreateAppleTree(tree);
//Check if tree was inserted
Assert.AreEqual(InMemoryContext.AppleTrees.Count(), 1);
//Check the inserted tree's properties
Assert.AreEqual(200, InMemoryContext.AppleTrees.FirstOrDefault().AppleYield);
Assert.AreEqual(220, InMemoryContext.AppleTrees.FirstOrDefault().WaterConsumption);
Assert.AreEqual(Fertilizer.Strong, InMemoryContext.AppleTrees.FirstOrDefault().FertilizingAgent);
}
public void DeleteAppleTreeAllTest()
{
//Instantiate a new DbContext with the in memory database
var InMemoryContext = new AppleTreeDbContext(options);
//Create an instance of AppleTreeHelper and pass the in memory context as a parameter
AppleTreeHelper appleTreeHelper = new AppleTreeHelper(InMemoryContext);
//If there's no tree, insert one
if (InMemoryContext.AppleTrees.Count() == 0)
{
InMemoryContext.AppleTrees.Add(new Commons.AppleTree {
WaterConsumption = 100, AppleYield = 200, FertilizingAgent = Fertilizer.Medium
});
InMemoryContext.SaveChanges();
}
//Check if there are trees
Assert.IsTrue(InMemoryContext.AppleTrees.Count() > 0);
//Delete them
appleTreeHelper.DeleteAppleTreeAll();
//Check for correct deletion
Assert.AreEqual(InMemoryContext.AppleTrees.Count(), 0);
}
