public async Task AssertRuleSetIsPassed() { var rulesetRan = false; requestMock.RuleSets.Returns(RuleSets.Admin); validatorMock.RuleSet(RuleSets.Admin.ToString(), () => { validatorMock.RuleFor(m => m).Custom((property, context) => { rulesetRan = true; }); }); var token = new CancellationToken(); await validationPipelineBehavior.Handle(requestMock, token, nextMock); Assert.That(rulesetRan, Is.True); }