public void DoMutate_Returns_Correct_Sequences_With_Fields()
{
var module = new Module(Assembly.GetExecutingAssembly().Location);
module.LoadDebugInformation();
var method = module.Definition
.Types.Single(t => t.Name == "VariableWriteClassUnderTest")
.Methods.Single(t => t.Name == "AddWithPointlessNonsenseViaFields");
var mutator = new VariableWriteTurtle();
IList<MutantMetaData> mutations = mutator
.Mutate(method, module, method.Body.Instructions.Select(i => i.Offset).ToArray()).ToList();
Assert.AreEqual(2, mutations.Count);
StringAssert.EndsWith("write substitution Int32._pointlessA => Int32.CS$1$0000", mutations[0].Description);
StringAssert.EndsWith("write substitution Int32._pointlessB => Int32.CS$1$0000", mutations[1].Description);
}
public void DoMutate_Returns_No_Results_As_Appropriate()
{
var module = new Module(Assembly.GetExecutingAssembly().Location);
module.LoadDebugInformation();
var method = module.Definition
.Types.Single(t => t.Name == "VariableWriteClassUnderTest")
.Methods.Single(t => t.Name == "AddWithoutPointlessNonsense");
var mutator = new VariableWriteTurtle();
IList<MutantMetaData> mutations = mutator
.Mutate(method, module, method.Body.Instructions.Select(i => i.Offset).ToArray()).ToList();
Assert.AreEqual(0, mutations.Count);
}
public void DoMutate_Skips_Writes_In_Dispose()
{
var assembly = CreateTestAssembly();
string tempAssemblyFileName = GetTempAssemblyFileName();
assembly.Write(tempAssemblyFileName);
var module = new Module(tempAssemblyFileName);
module.LoadDebugInformation();
var method = module.Definition
.Types.Single(t => t.Name == "TestClass")
.Methods.Single(t => t.Name == "TestMethod");
var mutator = new VariableWriteTurtle();
IList<MutantMetaData> mutations = mutator
.Mutate(method, module, method.Body.Instructions.Select(i => i.Offset).ToArray()).ToList();
Assert.AreEqual(1, mutations.Count);
string expectedMessage = string.Format(
"{0:x4}: write substitution Int32. => Int32.",
_mutatedInstruction.Offset);
StringAssert.EndsWith(expectedMessage, mutations[0].Description);
}