public void Should_not_throw_error_when_property_do_not_exist()
{
// Arrange
const string NameValue = "Simple Name";
const string NewNameValue = "A New Name";
using var ctx = new CurrentValuesDb();
var entity = ctx.SimpleEntities.Add(new SimpleEntity {
Name = NameValue
});
ctx.SaveChanges();
entity.Entity.Name = NewNameValue;
// Act
var current = entity.CurrentValues.TryGetValue <string>("Non_Existent_Property", out var non_existent_current);
var original = entity.OriginalValues.TryGetValue <string>("Non_Existent_Property", out var non_existent_original);
// Assert
Assert.False(current);
Assert.False(original);
Assert.Null(non_existent_current);
Assert.Null(non_existent_original);
}
public void Can_safely_get_originalvalue_and_currentvalue_with_tryget()
{
// Arrange
const string NameValue = "Simple Name";
const string NewNameValue = "A New Name";
using var ctx = new CurrentValuesDb();
var entity = ctx.SimpleEntities.Add(new SimpleEntity {
Name = NameValue
});
ctx.SaveChanges();
entity.Entity.Name = NewNameValue;
// Act
var current = entity.CurrentValues.TryGetValue <string>("Name", out var currentName);
var original = entity.OriginalValues.TryGetValue <string>("Name", out var originalName);
// Assert
Assert.True(current);
Assert.True(original);
Assert.Equal(NameValue, originalName);
Assert.Equal(NewNameValue, currentName);
}
