public void IsActive_returns_true_when_MatcherObserver_instantiated()
{
using (var observer = MatcherObserver.Activate())
{
Assert.True(MatcherObserver.IsActive(out _));
}
}
public void Activations_can_be_nested()
{
Assert.False(MatcherObserver.IsActive(out var active));
using (var outer = MatcherObserver.Activate())
{
Assert.True(MatcherObserver.IsActive(out active));
Assert.Same(outer, active);
using (var inner = MatcherObserver.Activate())
{
Assert.True(MatcherObserver.IsActive(out active));
Assert.Same(inner, active);
}
Assert.True(MatcherObserver.IsActive(out active));
Assert.Same(outer, active);
}
Assert.False(MatcherObserver.IsActive(out active));
}
public void IsActive_returns_false_when_no_MatcherObserver_instantiated()
{
Assert.False(MatcherObserver.IsActive(out _));
}