 #include <cstdlib>
 #include <iostream>
 #include <vector>
+
+#include <thrust/device_vector.h>
 
 #include "gtest/gtest.h"
 #include <gdf/gdf.h>

	outputCol.dtype = GDF_INT16;
	outputCol.size = colSize;

	int32_t inputData(colSize);
	inputData[0] = 17696;	// '2018-06-14'
	inputData[1] = 17697;	// '2018-06-15'
	inputData[2] = -18364;	// '1919-12-31'

	outputCol.dtype = GDF_INT16;
	outputCol.size = colSize;

	std::vector<int64_t> inputData(colSize);
	inputData[0] = 1528935590000;	// '2018-06-14 00:19:50.000'
	inputData[1] = 1528935599999;	// '2018-06-14 00:19:59.999'
	inputData[2] = -1577923201000;	// '1919-12-31 23:59:59.000'
