public void ThrowsCustomExceptionIfKeyNotFound()
{
const string ThisKeyDoesNotExist = "this_key_does_not_exist";
var emptyDictionary = new Dictionary <string, IStateDefinition <string, int> >();
var testee = new StateDefinitionDictionary <string, int>(emptyDictionary);
testee.Invoking(t => t[ThisKeyDoesNotExist])
.Should().Throw <InvalidOperationException>()
.WithMessage($"Cannot find StateDefinition for state {ThisKeyDoesNotExist}. Are you sure you have configured this state via myStateDefinitionBuilder.In(..) or myStateDefinitionBuilder.DefineHierarchyOn(..)?");
}
public void ReturnsStateDefinitionIfKeyFound()
{
var stateDefinition = new StateDefinition <string, int>("someState");
var stateDefinitions = new Dictionary <string, IStateDefinition <string, int> >
{
{ stateDefinition.Id, stateDefinition }
};
var testee = new StateDefinitionDictionary <string, int>(stateDefinitions);
var definition = testee[stateDefinition.Id];
definition.Should().Be(stateDefinition);
}
public void ValuesReturnsStateDefinitions()
{
var stateDefinitionA = new StateDefinition <string, int>("someState");
var stateDefinitionB = new StateDefinition <string, int>("someOtherState");
var stateDefinitionDictionary = new Dictionary <string, IStateDefinition <string, int> >
{
{ stateDefinitionA.Id, stateDefinitionA },
{ stateDefinitionB.Id, stateDefinitionB }
};
var testee = new StateDefinitionDictionary <string, int>(stateDefinitionDictionary);
var stateDefinitions = testee.Values;
stateDefinitions
.Should()
.HaveCount(2)
.And.Contain(stateDefinitionA)
.And.Contain(stateDefinitionB);
}