adjacent_difference.test

PREAMBLE = \
    """
    #include <thrust/adjacent_difference.h>
    """

INITIALIZE = \
    """
    thrust::host_vector<$InputType>   h_input = unittest::random_integers<$InputType>($InputSize);
    thrust::device_vector<$InputType> d_input = h_input;
    
    thrust::host_vector<$InputType>   h_output($InputSize);
    thrust::device_vector<$InputType> d_output($InputSize);

    thrust::adjacent_difference(h_input.begin(), h_input.end(), h_output.begin());
    thrust::adjacent_difference(d_input.begin(), d_input.end(), d_output.begin());

    ASSERT_EQUAL(h_output, d_output);
    """

TIME = \
    """
    thrust::adjacent_difference(d_input.begin(), d_input.end(), d_output.begin());
    """

FINALIZE = \
    """
    RECORD_TIME();
    RECORD_THROUGHPUT(double($InputSize));
    RECORD_BANDWIDTH(2*sizeof($InputType) *  double($InputSize));
    """

InputTypes = ['int']
InputSizes = [2**24]

TestVariables = [('InputType', InputTypes), ('InputSize', InputSizes)]