public void Validate_OnSeparatorOnly()
{
// Arrange
var rawTopic = Mqtt.Topic.Separator.ToString();
var rule = new MustNotHaveSeparator();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.Throw <InvalidTopicException>(
"because a unique separator is as invalid as one within a longer string");
}
public void Validate_OnNoSeparator()
{
// Arrange
var rawTopic = TestUtils.GenerateSingleValidTopic();
var rule = new MustNotHaveSeparator();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.NotThrow <InvalidTopicException>(
"because the topic does not contains a separator");
}
public void Validate_OnSeveralSeparators()
{
// Arrange
var rawTopic = TestUtils.GenerateSingleValidTopic()
+ Mqtt.Topic.Separator + TestUtils.GenerateSingleValidTopic();
var rule = new MustNotHaveSeparator();
// Act
Action validatingRawTopic = () =>
rule.Validate(rawTopic);
// Assert
validatingRawTopic.Should()
.Throw <InvalidTopicException>(
"because a separator within a topic is not allowed");
}
