1 | !> @file tests/test-grid.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of PALM/PALM-4U. |
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4 | ! |
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5 | ! PALM/PALM-4U is free software: you can redistribute it and/or modify it under |
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6 | ! the terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM/PALM-4U is distributed in the hope that it will be useful, but WITHOUT |
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11 | ! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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12 | ! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 2017-2017 Leibniz Universitaet Hannover, Deutscher Wetterdienst |
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18 | ! Offenbach |
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19 | !------------------------------------------------------------------------------! |
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20 | ! |
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21 | ! Current revisions: |
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22 | ! ----------------- |
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23 | ! |
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24 | ! |
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25 | ! Former revisions: |
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26 | ! ----------------- |
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27 | ! $Id: test-grid.f90 2696 2017-12-14 17:12:51Z knoop $ |
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28 | ! Initial revision |
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29 | ! |
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30 | ! |
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31 | ! |
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32 | ! Authors: |
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33 | ! -------- |
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34 | ! @author Eckhard Kadasch |
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35 | ! |
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36 | ! Description: |
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37 | ! ------------ |
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38 | !> This program tests the PALM grid mode of INIFOR's init_grid_definition() |
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39 | !> routine. |
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40 | !------------------------------------------------------------------------------! |
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41 | PROGRAM test_grid |
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42 | |
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43 | USE grid, ONLY : grid_definition, init_grid_definition |
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44 | USE test_utils |
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45 | |
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46 | IMPLICIT NONE |
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47 | |
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48 | CHARACTER(LEN=*), PARAMETER :: title = "grid initialization" |
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49 | LOGICAL :: res |
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50 | |
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51 | TYPE(grid_definition) :: mygrid |
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52 | INTEGER :: i |
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53 | INTEGER, PARAMETER :: nx = 9, ny = 19, nz = 29 |
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54 | REAL, PARAMETER :: lx = 100., ly = 200., lz = 300. |
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55 | REAL, DIMENSION(0:nx) :: x, xu |
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56 | REAL, DIMENSION(0:ny) :: y, yv |
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57 | REAL, DIMENSION(0:nz) :: z, zw |
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58 | |
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59 | CALL begin_test(title, res) |
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60 | |
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61 | ! Arange |
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62 | CALL init_grid_definition('palm', grid = mygrid, & |
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63 | xmin = 0., xmax = lx, & |
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64 | ymin = 0., ymax = ly, & |
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65 | zmin = 0., zmax = lz, & |
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66 | x0 = 0.0, y0 = 0.0, z0 = 0.0, & |
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67 | nx = nx, ny = ny, nz = nz) |
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68 | |
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69 | ! Act |
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70 | DO i = 0, nx |
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71 | xu(i) = real(i) / (nx+1) * lx |
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72 | x(i) = 0.5*mygrid%dx + xu(i) |
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73 | END DO |
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74 | DO i = 0, ny |
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75 | yv(i) = real(i) / (ny+1) * ly |
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76 | y(i) = 0.5*mygrid%dy + yv(i) |
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77 | END DO |
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78 | DO i = 0, nz |
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79 | zw(i) = real(i) / (nz+1) * lz |
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80 | z(i) = 0.5*mygrid%dz + zw(i) |
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81 | END DO |
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82 | |
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83 | ! Assert coordinates match |
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84 | res = res .AND. assert_equal(x, mygrid%x, "x" ) |
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85 | res = res .AND. assert_equal(xu(1:), mygrid%xu, "xu") |
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86 | res = res .AND. assert_equal(y, mygrid%y, "y" ) |
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87 | res = res .AND. assert_equal(yv(1:), mygrid%yv, "yu") |
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88 | res = res .AND. assert_equal(z, mygrid%z, "z" ) |
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89 | res = res .AND. assert_equal(zw(1:), mygrid%zw, "zu") |
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90 | |
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91 | CALL end_test(title, res) |
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92 | |
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93 | END PROGRAM test_grid |
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