public void ContainerFieldValueCanBeAdded()
{
var history = new History();
history.AddContainerFieldValue( // new field is created
"buldings",
new(),
new Date(1, 1, 1)
);
history.AddContainerFieldValue( // existing field is updated
"buldings",
new() { "aqueduct", "temple" },
new Date(867, 1, 1)
);
Assert.Collection(history.ContainerFields,
item1 => Assert.Equal("buldings", item1.Key)
);
Assert.Collection(history.ContainerFields["buldings"].ValueHistory,
item1 => {
Assert.Equal(new Date(1, 1, 1), item1.Key);
Assert.Equal(new(), item1.Value);
},
