public void AddDependency_Throws_If_Object_Is_Frozen()
{
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true));
toggle.Freeze();
var dependency = new BooleanToggle("a", true);
Assert.Throws<ToggleFrozenException>(() => toggle.AddDependency(dependency));
}
public void AssertConfigurationIsValid_Throws_For_CircularDependency()
{
var toggle1 = new DependencyToggle(new BooleanToggle(ToggleName, true));
var toggle2 = new DependencyToggle(new BooleanToggle(ToggleName, true));
toggle1.AddDependency(toggle2);
toggle2.AddDependency(toggle1);
Assert.Throws<CircularDependencyException>(toggle1.AssertConfigurationIsValid);
}
public void AssertConfigurationIsValid_Returns_False_For_Non_Circular_Dpendency()
{
var toggle1 = new DependencyToggle(new BooleanToggle(ToggleName, true));
var toggle2 = new DependencyToggle(new BooleanToggle(ToggleName, true));
var toggle3 = new DependencyToggle(new BooleanToggle(ToggleName, true));
var toggle4 = new BooleanToggle(ToggleName, true);
toggle1.AddDependency(toggle2);
toggle2.AddDependency(toggle3);
toggle2.AddDependency(toggle4);
toggle3.AddDependency(toggle4);
Assert.DoesNotThrow(toggle1.AssertConfigurationIsValid);
}
public void Freeze_Freezes_Toggle()
{
var toggle1 = new DependencyToggle(new BooleanToggle(ToggleName, true));
toggle1.Freeze();
Assert.IsTrue(toggle1.IsFrozen);
}
public void Toggle_Is_Unfrozen_By_Default()
{
var toggle1 = new DependencyToggle(new BooleanToggle(ToggleName, true));
Assert.IsFalse(toggle1.IsFrozen);
}
public void Evaluate_Returns_True_If_Enabled_With_No_Dependencies()
{
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true), new IFeatureToggle[0]);
Assert.IsTrue(toggle.IsEnabled());
}
public void Freeze_Freezes_Dependencies()
{
var toggle1 = new DependencyToggle(new BooleanToggle(ToggleName, true));
var dependency1 = new Mock<IFeatureToggle>();
var dependency2 = new Mock<IFeatureToggle>();
toggle1.AddDependency(dependency1.Object);
toggle1.AddDependency(dependency2.Object);
dependency1.Setup(x => x.Freeze());
dependency2.Setup(x => x.Freeze());
toggle1.Freeze();
Assert.IsTrue(toggle1.IsFrozen);
dependency1.VerifyAll();
dependency2.VerifyAll();
}
public void Evaluate_Returns_True_If_Dependencies_Not_Disabled()
{
var toggles = new IFeatureToggle[] { new BooleanToggle("a", true), new BooleanToggle("b", true) };
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true), toggles);
Assert.IsTrue(toggle.IsEnabled());
}
public void Evaluate_Returns_False_If_Disabled()
{
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, false), new IFeatureToggle[0]);
Assert.IsFalse(toggle.IsEnabled());
}
public void Construction_Saves_Name()
{
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true), new IFeatureToggle[0]);
Assert.AreEqual(ToggleName, toggle.Name);
}
public void Construction_Saves_Dependencies()
{
var toggles = new IFeatureToggle[] { new BooleanToggle("a", true), new BooleanToggle("b", true) };
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true), toggles);
CollectionAssert.AreEquivalent(toggles, toggle.Dependencies);
}
public void Can_Add_Dependencies_To_Toggle()
{
var toggle = new DependencyToggle(new BooleanToggle(ToggleName, true));
Assert.IsFalse(toggle.Dependencies.Any());
var dependency = new BooleanToggle("a", true);
toggle.AddDependency(dependency);
Assert.IsTrue(toggle.Dependencies.Any());
Assert.AreSame(toggle.Dependencies.Single(), dependency);
}
