Add placeholders for future tests

import sys,os,unittest

from lammps import lammps, LMP_STYLE_GLOBAL, LMP_STYLE_ATOM, LMP_TYPE_VECTOR, LMP_TYPE_SCALAR

from lammps import lammps, LMP_STYLE_GLOBAL, LMP_STYLE_LOCAL, LMP_STYLE_ATOM, LMP_TYPE_VECTOR, LMP_TYPE_SCALAR, LMP_TYPE_ARRAY

from ctypes import c_void_p

class PythonNumpy(unittest.TestCase):

    def testLammpsPointer(self):

        self.assertEqual(type(self.lmp.lmp), c_void_p)

    def testExtractCompute(self):

    def testExtractComputeGlobalScalar(self):

        # TODO

    def testExtractComputeGlobalVector(self):

        self.lmp.command("region       box block 0 2 0 2 0 2")

        self.lmp.command("create_box 1 box")

        self.lmp.command("create_atoms 1 single 1.0 1.0 1.0")

        self.assertEqual(values[1], 2.0)

        self.assertEqual(values[2], 2.5)

    def testExtractComputePerAtom(self):

    def testExtractComputeGlobalArray(self):

        # TODO

    def testExtractComputePerAtomVector(self):

        self.lmp.command("region       box block 0 2 0 2 0 2")

        self.lmp.command("create_box 1 box")

        self.lmp.command("create_atoms 1 single 1.0 1.0 1.0")

        self.assertEqual(values[0], 0.0)

        self.assertEqual(values[1], 0.0)

    def testExtractComputePerAtomArray(self):

        # TODO

    def testExtractComputeLocalScalar(self):

        # TODO

    def testExtractComputeLocalVector(self):

        # TODO

    def testExtractComputeLocalArray(self):

        # TODO

if __name__ == "__main__":

    unittest.main()