public void DoMutate_Returns_Correct_Replacements_For_Or()
{
var assembly = CreateTestAssembly(OpCodes.Or);
var addMethod = assembly.MainModule
.Types.Single(t => t.Name == "TestClass")
.Methods.Single(t => t.Name == "TestMethod");
string tempAssemblyFileName = GetTempAssemblyFileName();
assembly.Write(tempAssemblyFileName);
var module = new Module(tempAssemblyFileName);
var mutator = new BitwiseOperatorTurtle();
IEnumerable<MutantMetaData> mutations = mutator
.Mutate(addMethod, module, addMethod.Body.Instructions.Select(i => i.Offset).ToArray());
int and = 0;
int xor = 0;
int total = 0;
foreach (var metaData in mutations)
{
total++;
if (metaData.MethodDefinition.Body.Instructions.Any(i => i.OpCode == OpCodes.And)) and++;
if (metaData.MethodDefinition.Body.Instructions.Any(i => i.OpCode == OpCodes.Xor)) xor++;
}
Assert.AreEqual(2, total);
Assert.AreEqual(1, and);
Assert.AreEqual(1, xor);
}
public void DoMutate_Returns_Correct_Replacements_For_Xor_And_Describes_Appropriately()
{
var assembly = CreateTestAssembly(OpCodes.Xor);
var divideMethod = assembly.MainModule
.Types.Single(t => t.Name == "TestClass")
.Methods.Single(t => t.Name == "TestMethod");
string tempAssemblyFileName = GetTempAssemblyFileName();
assembly.Write(tempAssemblyFileName);
var module = new Module(tempAssemblyFileName);
var mutator = new BitwiseOperatorTurtle();
IEnumerable<MutantMetaData> mutations = mutator
.Mutate(divideMethod, module, divideMethod.Body.Instructions.Select(i => i.Offset).ToArray());
int or = 0;
int and = 0;
int total = 0;
foreach (var metaData in mutations)
{
total++;
or += MatchReplacement(metaData, OpCodes.Xor, OpCodes.Or);
and += MatchReplacement(metaData, OpCodes.Xor, OpCodes.And);
}
Assert.AreEqual(2, total);
Assert.AreEqual(1, or);
Assert.AreEqual(1, and);
}
