public void Test_AdditionAndSubtractionOperators_WithOne_ChangesOpCode()
{
//Arrange
var mutator = new IncrementAndDecrementMutator();
//Act
mutator.MutateType(this.Instructions);
//Assert
Assert.Equal(OpCodes.Sub, this.Instructions[97].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[101].OpCode);
}
public void Test_PlusEqualsAndMinusEqualsOperators_WithOne_ChangesOpCode()
{
//Arrange
var mutator = new IncrementAndDecrementMutator();
//Act
mutator.MutateType(this.Instructions);
//Assert
Assert.Equal(OpCodes.Sub, this.Instructions[85].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[89].OpCode);
}
public void Test_DecrementInMethod_ChangesOpCode()
{
//Arrange
var mutator = new IncrementAndDecrementMutator();
//Act
mutator.MutateType(this.Instructions);
//Assert
Assert.Equal(OpCodes.Add, this.Instructions[45].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[49].OpCode);
}
public void Test_DecrementInProperty_ChangesOpCode()
{
//Arrange
var mutator = new IncrementAndDecrementMutator();
//Act
mutator.MutateType(this.Instructions);
//Assert
Assert.Equal(OpCodes.Add, this.Instructions[57].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[61].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[73].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[77].OpCode);
}
public void Test_AddAndSub_NotAddingOrSubtractingOne_DoesntChangeOpCode()
{
//Arrange
var mutator = new IncrementAndDecrementMutator();
//Act
mutator.MutateType(this.Instructions);
//Assert
Assert.Equal(OpCodes.Add, this.Instructions[109].OpCode);
Assert.Equal(OpCodes.Add, this.Instructions[113].OpCode);
Assert.Equal(OpCodes.Sub, this.Instructions[117].OpCode);
Assert.Equal(OpCodes.Sub, this.Instructions[121].OpCode);
}