public void Instantiation_WithRegistrations_ShouldInitializeWithProvidedRegistrations()
{
var provider = new AutoBoundConfigurationProvider(TestRegistrations);
Assert.NotNull(provider.Registrations);
Assert.Same(TestRegistrations, provider.Registrations);
}
public void Instantiation_WithNullRegistrations_ShouldInitializeEmptyRegistrations()
{
var provider = new AutoBoundConfigurationProvider(null);
Assert.NotNull(provider.Registrations);
Assert.Empty(provider.Registrations);
}
public void Get_WhenTypeIsNotRegistered_ShouldReturnNull()
{
var provider = new AutoBoundConfigurationProvider();
var settings = provider.Get <SampleSettings>();
Assert.Null(settings);
}
public void Contains_WhenTypeIsNotRegistered_ShouldReturnFalse()
{
var provider = new AutoBoundConfigurationProvider();
var result = provider.Contains <SampleSettings>();
Assert.False(result);
}
public void Add_WhenTypeAndInstanceTypeAreNotSame_ShouldThrowInvalidOperationExceptionWithExpectedMessage()
{
var instance = new SampleSettings();
var provider = new AutoBoundConfigurationProvider();
var thrown = Assert.Throws <InvalidOperationException>(() => provider.Add(typeof(OtherSettings), instance));
Assert.Equal("Cannot add instance of type DotNetNinja.AutoBoundConfiguration.TestAssembly.SampleSettings for type DotNetNinja.AutoBoundConfiguration.TestAssembly.OtherSettings.",
thrown.Message);
}
public void Add_WhenTypeHasAlreadyBeenAdded_ShouldThrow()
{
var instance = new SampleSettings();
var provider = new AutoBoundConfigurationProvider();
provider.Add(typeof(SampleSettings), instance);
var thrown = Assert.Throws <ArgumentException>(() => provider.Add(typeof(SampleSettings), instance));
Assert.StartsWith("An item with the same key has already been added.", thrown.Message);
}
public void Add_ShouldAddInstanceToConfigurations()
{
var instance = new SampleSettings();
var provider = new AutoBoundConfigurationProvider();
provider.Add(typeof(SampleSettings), instance);
Assert.True(provider.Registrations.ContainsKey(typeof(SampleSettings)),
"An instance of SampleSettings was added but was not found in the internal Registrations dictionary.");
Assert.Same(instance, provider.Registrations[typeof(SampleSettings)]);
}
public void Get_WhenTypeIsRegistered_ShouldReturnRegisteredSettingsInstance()
{
var sampleSettings = SampleSettings.Default;
var otherSettings = OtherSettings.Default;
var provider = new AutoBoundConfigurationProvider();
provider.Registrations.Add(typeof(SampleSettings), sampleSettings);
provider.Registrations.Add(typeof(OtherSettings), otherSettings);
var settings = provider.Get <SampleSettings>();
Assert.NotNull(settings);
Assert.Same(sampleSettings, settings);
}