public void Validate_OnNoWildcards()
{
// Arrange
var rawTopic = TestUtils.GenerateSingleValidTopic();
var rule = new MustHaveAtMostOneMultiLevelWildcard();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.NotThrow <IllegalTopicConstructionException>(
"because the wildcard count is not violated");
}
public void Validate_OnOneWildcard()
{
// Arrange
var rawTopic = Mqtt.Wildcard.MultiLevel.ToString();
var rule = new MustHaveAtMostOneMultiLevelWildcard();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.NotThrow <IllegalTopicConstructionException>(
"because the wildcard count is not violated");
}
public void Validate_OnMoreThanOneWildcard()
{
// Arrange
var wildcardsCount = Fixture.Create <int>() + 2;
var rawTopic = new string(Mqtt.Wildcard.MultiLevel, wildcardsCount);
var rule = new MustHaveAtMostOneMultiLevelWildcard();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.Throw <IllegalTopicConstructionException>(
"because there is more than one wildcard, which is forbidden");
}