public void CheckPasswordTest(string content0, string content1)
{
string testCode = string.Format(GetTemplate(), content0, content1);
var expected = DiagnosticResultHelper.CreateArray(DiagnosticIds.AvoidPasswordField);
VerifyCSharpDiagnostic(testCode, expected);
}
public void DereferenceNullAsExpressionFindingTest(string content1, string content2)
{
string testCode = string.Format(GetTemplate(), content1, content2);
var expected = DiagnosticResultHelper.CreateArray(DiagnosticIds.DereferenceNull);
VerifyCSharpDiagnostic(testCode, expected);
}
public void DereferenceNullAsExpressionWithNestedExpression()
{
string testCode = @"
class Foo
{{
public void Scan(MethodDefinition method, MethodData data)
{
Instruction i = method.Body.Instructions[0];
switch (i.OpCode.Code)
{
case Code.Call:
case Code.Calli:
case Code.Callvirt:
MethodReference mr = i.Operand as MethodReference;
MethodDefinition md = mr.Resolve();
Scan(md, _locks[md]);
break;
default:
break;
}
}
}}
";
var expected = DiagnosticResultHelper.CreateArray(DiagnosticIds.DereferenceNull);
VerifyCSharpDiagnostic(testCode, expected);
}
public void TestMethodsMustReturnVoid(bool isAsync, string returnType, bool isError)
{
string code = $@"using System;
using System.Threading.Tasks;
using Microsoft.VisualStudio.TestTools.UnitTesting;
[TestClass]
public class Tests
{{
[TestMethod]
public {(isAsync ? "async" : string.Empty)} {returnType} Foo() {{ throw new Exception(); }}
}}";
VerifyCSharpDiagnostic(code, isError ? DiagnosticResultHelper.CreateArray(DiagnosticIds.TestMethodsMustHaveValidReturnType) : Array.Empty <DiagnosticResult>());
}
public void TestMethodsMustNotHaveDataRows(string arg, bool isError)
{
const string code = @"using Microsoft.VisualStudio.TestTools.UnitTesting;
[TestClass]
public class Tests
{{
{0}
[TestMethod]
public void Foo() {{ }}
}}";
DiagnosticResult[] expected = Array.Empty <DiagnosticResult>();
if (isError)
{
expected = DiagnosticResultHelper.CreateArray(DiagnosticIds.DataTestMethodsHaveDataRows);
}
VerifyCSharpDiagnostic(string.Format(code, arg), expected);
}
public void DereferenceNullAsExpressionWhileCheckDereferenceTest()
{
string testCode = @"
class Foo
{{
public void Foo()
{{
string x = String.Empty;
object obj = x;
string y = obj as string;
while (y.ToString().Contains(""x""))
{{
string t0 = y.ToString();
}}
}}
}}
";
var expected = DiagnosticResultHelper.CreateArray(DiagnosticIds.DereferenceNull);
VerifyCSharpDiagnostic(testCode, expected);
}