public async Task GivenRepoWhenExistingItemThenItemIsUpdated()
{
FoodDescription item;
DateTimeOffset date;
using (var ctx = new FoodContext())
{
item = ctx.FoodDescriptions.AsNoTracking().FirstOrDefault();
date = item.SomeDate;
}
using (var unit = new WorkUnit(Thread.CurrentPrincipal))
{
var repo = new FoodDescriptionRepo();
item.SomeDate = date.AddDays(1);
var success = await repo.UpdateOrAddFoodDescriptionAsync(unit, item);
Assert.IsNotNull(success, "Test failed: operation should have returned the item.");
await unit.CommitAsync();
}
using (var ctx = new FoodContext())
{
var actual = ctx.FoodDescriptions.FirstOrDefault(f => f.Id == item.Id);
Assert.IsNotNull(actual, "Test failed: unable to obtain the item.");
Assert.AreNotEqual(date, actual.SomeDate, "Test failed: the date was not updated.");
}
}
public async Task GivenRepoWhenDeleteCalledThenItemIsRemoved()
{
var id = string.Empty;
using (var ctx = new FoodContext())
{
var description = TestHelper.GetNewFoodDescription();
id = description.Id;
ctx.FoodDescriptions.Add(description);
await ctx.SaveChangesAsync();
}
using (var unit = new WorkUnit(Thread.CurrentPrincipal))
{
var repo = new FoodDescriptionRepo();
var success = await repo.DeleteFoodDescriptionAsync(unit, id);
Assert.IsTrue(success, "Test failed: operation should have returned true.");
await unit.CommitAsync();
}
using (var ctx = new FoodContext())
{
var exists = ctx.FoodDescriptions.Any(f => f.Id == id);
Assert.IsFalse(exists, "Test failed: item was not deleted.");
}
}
public async Task GivenRepoWhenNewItemThenItemIsInserted()
{
var newItem = TestHelper.GetNewFoodDescription();
using (var unit = new WorkUnit(Thread.CurrentPrincipal))
{
var repo = new FoodDescriptionRepo();
var success = await repo.UpdateOrAddFoodDescriptionAsync(unit, newItem);
Assert.IsNotNull(success, "Test failed: operation should have returned the item.");
await unit.CommitAsync();
}
using (var ctx = new FoodContext())
{
var exists = ctx.FoodDescriptions.FirstOrDefault(f => f.Id == newItem.Id);
Assert.IsNotNull(exists, "Test failed: item was not inserted.");
ctx.FoodDescriptions.Remove(exists);
await ctx.SaveChangesAsync();
}
}
public async Task GivenWorkUnitWhenCommittedThenDatabaseShouldUpdate()
{
var id = string.Empty;
var date = DateTime.Now;
using (var unit = new WorkUnit(Thread.CurrentPrincipal))
{
var firstItem = unit.Collection<FoodDescription>().FirstOrDefault();
firstItem.SomeDate = date;
id = firstItem.Id;
await unit.CommitAsync();
}
using (var ctx = new FoodContext())
{
var actual = ctx.FoodDescriptions.Find(id);
if (actual == null)
{
Assert.Fail("Item was not found.");
}
Assert.IsTrue(actual.SomeDate == date, "Test failed: date should have been updated.");
}
}
public async Task GivenWorkUnitWhenCommittedThenDatabaseShouldUpdate()
{
var id = string.Empty;
var date = DateTime.Now;
using (var unit = new WorkUnit(Thread.CurrentPrincipal))
{
var firstItem = unit.Collection <FoodDescription>().FirstOrDefault();
firstItem.SomeDate = date;
id = firstItem.Id;
await unit.CommitAsync();
}
using (var ctx = new FoodContext())
{
var actual = ctx.FoodDescriptions.Find(id);
if (actual == null)
{
Assert.Fail("Item was not found.");
}
Assert.IsTrue(actual.SomeDate == date, "Test failed: date should have been updated.");
}
}
