rspec/rules/S3431/vbnet/how-mstest.adoc

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== How to fix it in MSTest
Remove the `ExpectedException` attribute in favor of using the https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.testtools.unittesting.assert.throwsexception[Assert.ThrowsException] assertion.
=== Code examples
==== Noncompliant code example
[source,vbnet,diff-id=1,diff-type=noncompliant]
----
<TestMethod>
<ExpectedException(GetType(ArgumentNullException))> ' Noncompliant
Public Sub Method_NullParam()
Dim sut As New MyService()
sut.Method(Nothing)
End Sub
----
==== Compliant solution
[source,vbnet,diff-id=1,diff-type=compliant]
----
<TestMethod>
Public Sub Method_NullParam()
Dim sut As New MyService()
Assert.ThrowsException(Of ArgumentNullException)(Sub() sut.Method(Nothing))
End Sub
----