public void MutatorGeneratesNullWhenIndexOutOfRange(string fromOp, string toOp, int occurence, params string[] instructionsAsString)
{
// Arrange
var program = new Program(instructionsAsString);
// Act
var result = OpSwapMutator.Mutate(program, fromOp, toOp, occurence);
// Assert
result.Should().Be(null);
}
public void MutatorGeneratesCorrectMutation(string fromOp, string toOp, int occurence, int updatedIndex, params string[] instructionsAsString)
{
// Arrange
var program = new Program(instructionsAsString);
// Act
var result = OpSwapMutator.Mutate(program, fromOp, toOp, occurence);
// Assert
result.ProgrammInstructions[updatedIndex].Operation.Should().Be(toOp);
}