| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | |
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| 4 | import unittest |
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| 5 | from math import sqrt, pi |
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| 6 | import tempfile, os |
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| 7 | from os import access, F_OK,sep, removedirs,remove,mkdir,getcwd |
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| 8 | |
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| 9 | #from anuga.abstract_2d_finite_volumes.util import * |
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| 10 | from anuga.abstract_2d_finite_volumes.gauge import * |
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| 11 | from anuga.config import epsilon |
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| 12 | from anuga.shallow_water.data_manager import timefile2netcdf,del_dir |
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| 13 | |
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| 14 | from anuga.utilities.numerical_tools import NAN,mean |
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| 15 | |
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| 16 | from sys import platform |
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| 17 | |
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| 18 | from anuga.pmesh.mesh import Mesh |
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| 19 | from anuga.shallow_water import Domain, Transmissive_boundary |
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| 20 | from anuga.shallow_water.data_manager import SWW_file |
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| 21 | from csv import reader,writer |
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| 22 | import time |
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| 23 | import string |
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| 24 | |
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| 25 | import numpy as num |
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| 26 | |
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| 27 | |
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| 28 | def test_function(x, y): |
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| 29 | return x+y |
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| 30 | |
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| 31 | class Test_Util(unittest.TestCase): |
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| 32 | def setUp(self): |
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| 33 | pass |
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| 34 | |
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| 35 | def tearDown(self): |
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| 36 | pass |
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| 37 | |
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| 38 | def test_sww2csv(self): |
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| 39 | |
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| 40 | def elevation_function(x, y): |
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| 41 | return -x |
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| 42 | |
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| 43 | """Most of this test was copied from test_interpolate |
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| 44 | test_interpole_sww2csv |
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| 45 | |
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| 46 | This is testing the gauge_sww2csv function, by creating a sww file and |
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| 47 | then exporting the gauges and checking the results. |
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| 48 | """ |
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| 49 | |
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| 50 | # Create mesh |
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| 51 | mesh_file = tempfile.mktemp(".tsh") |
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| 52 | points = [[0.0,0.0],[6.0,0.0],[6.0,6.0],[0.0,6.0]] |
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| 53 | m = Mesh() |
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| 54 | m.add_vertices(points) |
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| 55 | m.auto_segment() |
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| 56 | m.generate_mesh(verbose=False) |
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| 57 | m.export_mesh_file(mesh_file) |
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| 58 | |
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| 59 | # Create shallow water domain |
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| 60 | domain = Domain(mesh_file) |
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| 61 | os.remove(mesh_file) |
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| 62 | |
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| 63 | domain.default_order=2 |
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| 64 | |
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| 65 | # This test was made before tight_slope_limiters were introduced |
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| 66 | # Since were are testing interpolation values this is OK |
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| 67 | domain.tight_slope_limiters = 0 |
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| 68 | |
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| 69 | |
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| 70 | # Set some field values |
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| 71 | domain.set_quantity('elevation', elevation_function) |
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| 72 | domain.set_quantity('friction', 0.03) |
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| 73 | domain.set_quantity('xmomentum', 3.0) |
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| 74 | domain.set_quantity('ymomentum', 4.0) |
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| 75 | |
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| 76 | ###################### |
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| 77 | # Boundary conditions |
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| 78 | B = Transmissive_boundary(domain) |
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| 79 | domain.set_boundary( {'exterior': B}) |
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| 80 | |
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| 81 | # This call mangles the stage values. |
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| 82 | domain.distribute_to_vertices_and_edges() |
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| 83 | domain.set_quantity('stage', 1.0) |
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| 84 | |
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| 85 | |
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| 86 | domain.set_name('datatest' + str(time.time())) |
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| 87 | domain.smooth = True |
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| 88 | domain.reduction = mean |
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| 89 | |
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| 90 | |
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| 91 | sww = SWW_file(domain) |
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| 92 | sww.store_connectivity() |
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| 93 | sww.store_timestep() |
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| 94 | domain.set_quantity('stage', 10.0) # This is automatically limited |
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| 95 | # so it will not be less than the elevation |
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| 96 | domain.time = 2. |
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| 97 | sww.store_timestep() |
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| 98 | |
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| 99 | # test the function |
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| 100 | points = [[5.0,1.],[0.5,2.]] |
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| 101 | |
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| 102 | points_file = tempfile.mktemp(".csv") |
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| 103 | # points_file = 'test_point.csv' |
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| 104 | file_id = open(points_file,"w") |
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| 105 | file_id.write("name, easting, northing, elevation \n\ |
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| 106 | point1, 5.0, 1.0, 3.0\n\ |
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| 107 | point2, 0.5, 2.0, 9.0\n") |
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| 108 | file_id.close() |
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| 109 | |
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| 110 | |
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| 111 | gauge_sww2csv(sww.filename, |
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| 112 | points_file, |
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| 113 | verbose=False, |
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| 114 | use_cache=False) |
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| 115 | |
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| 116 | # point1_answers_array = [[0.0,1.0,-5.0,3.0,4.0], [2.0,10.0,-5.0,3.0,4.0]] |
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| 117 | point1_answers_array = [[0.0,0.0,1.0,6.0,-5.0,3.0,4.0], [2.0,2.0/3600.,10.0,15.0,-5.0,3.0,4.0]] |
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| 118 | point1_filename = 'gauge_point1.csv' |
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| 119 | point1_handle = file(point1_filename) |
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| 120 | point1_reader = reader(point1_handle) |
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| 121 | point1_reader.next() |
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| 122 | |
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| 123 | line=[] |
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| 124 | for i,row in enumerate(point1_reader): |
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| 125 | # print 'i',i,'row',row |
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| 126 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 127 | float(row[4]),float(row[5]),float(row[6])]) |
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| 128 | # print 'assert line',line[i],'point1',point1_answers_array[i] |
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| 129 | assert num.allclose(line[i], point1_answers_array[i]) |
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| 130 | |
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| 131 | point2_answers_array = [[0.0,0.0,1.0,1.5,-0.5,3.0,4.0], [2.0,2.0/3600.,10.0,10.5,-0.5,3.0,4.0]] |
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| 132 | point2_filename = 'gauge_point2.csv' |
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| 133 | point2_handle = file(point2_filename) |
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| 134 | point2_reader = reader(point2_handle) |
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| 135 | point2_reader.next() |
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| 136 | |
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| 137 | line=[] |
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| 138 | for i,row in enumerate(point2_reader): |
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| 139 | # print 'i',i,'row',row |
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| 140 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 141 | float(row[4]),float(row[5]),float(row[6])]) |
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| 142 | # print 'assert line',line[i],'point1',point1_answers_array[i] |
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| 143 | assert num.allclose(line[i], point2_answers_array[i]) |
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| 144 | |
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| 145 | # clean up |
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| 146 | point1_handle.close() |
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| 147 | point2_handle.close() |
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| 148 | #print "sww.filename",sww.filename |
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| 149 | os.remove(sww.filename) |
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| 150 | os.remove(points_file) |
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| 151 | os.remove(point1_filename) |
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| 152 | os.remove(point2_filename) |
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| 153 | |
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| 154 | |
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| 155 | def test_sww2csv_gauges1(self): |
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| 156 | from anuga.pmesh.mesh import Mesh |
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| 157 | from anuga.shallow_water import Domain, Transmissive_boundary |
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| 158 | from csv import reader,writer |
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| 159 | import time |
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| 160 | import string |
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| 161 | |
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| 162 | def elevation_function(x, y): |
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| 163 | return -x |
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| 164 | |
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| 165 | """Most of this test was copied from test_interpolate |
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| 166 | test_interpole_sww2csv |
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| 167 | |
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| 168 | This is testing the gauge_sww2csv function, by creating a sww file and |
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| 169 | then exporting the gauges and checking the results. |
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| 170 | |
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| 171 | This tests the ablity not to have elevation in the points file and |
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| 172 | not store xmomentum and ymomentum |
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| 173 | """ |
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| 174 | |
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| 175 | # Create mesh |
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| 176 | mesh_file = tempfile.mktemp(".tsh") |
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| 177 | points = [[0.0,0.0],[6.0,0.0],[6.0,6.0],[0.0,6.0]] |
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| 178 | m = Mesh() |
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| 179 | m.add_vertices(points) |
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| 180 | m.auto_segment() |
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| 181 | m.generate_mesh(verbose=False) |
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| 182 | m.export_mesh_file(mesh_file) |
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| 183 | |
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| 184 | # Create shallow water domain |
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| 185 | domain = Domain(mesh_file) |
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| 186 | os.remove(mesh_file) |
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| 187 | |
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| 188 | domain.default_order=2 |
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| 189 | |
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| 190 | # Set some field values |
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| 191 | domain.set_quantity('elevation', elevation_function) |
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| 192 | domain.set_quantity('friction', 0.03) |
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| 193 | domain.set_quantity('xmomentum', 3.0) |
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| 194 | domain.set_quantity('ymomentum', 4.0) |
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| 195 | |
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| 196 | ###################### |
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| 197 | # Boundary conditions |
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| 198 | B = Transmissive_boundary(domain) |
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| 199 | domain.set_boundary( {'exterior': B}) |
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| 200 | |
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| 201 | # This call mangles the stage values. |
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| 202 | domain.distribute_to_vertices_and_edges() |
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| 203 | domain.set_quantity('stage', 1.0) |
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| 204 | |
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| 205 | |
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| 206 | domain.set_name('datatest' + str(time.time())) |
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| 207 | domain.smooth = True |
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| 208 | domain.reduction = mean |
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| 209 | |
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| 210 | sww = SWW_file(domain) |
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| 211 | sww.store_connectivity() |
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| 212 | sww.store_timestep() |
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| 213 | domain.set_quantity('stage', 10.0) # This is automatically limited |
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| 214 | # so it will not be less than the elevation |
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| 215 | domain.time = 2. |
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| 216 | sww.store_timestep() |
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| 217 | |
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| 218 | # test the function |
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| 219 | points = [[5.0,1.],[0.5,2.]] |
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| 220 | |
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| 221 | points_file = tempfile.mktemp(".csv") |
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| 222 | # points_file = 'test_point.csv' |
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| 223 | file_id = open(points_file,"w") |
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| 224 | file_id.write("name,easting,northing \n\ |
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| 225 | point1, 5.0, 1.0\n\ |
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| 226 | point2, 0.5, 2.0\n") |
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| 227 | file_id.close() |
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| 228 | |
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| 229 | gauge_sww2csv(sww.filename, |
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| 230 | points_file, |
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| 231 | quantities=['stage', 'elevation'], |
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| 232 | use_cache=False, |
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| 233 | verbose=False) |
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| 234 | |
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| 235 | point1_answers_array = [[0.0,1.0,-5.0], [2.0,10.0,-5.0]] |
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| 236 | point1_filename = 'gauge_point1.csv' |
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| 237 | point1_handle = file(point1_filename) |
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| 238 | point1_reader = reader(point1_handle) |
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| 239 | point1_reader.next() |
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| 240 | |
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| 241 | line=[] |
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| 242 | for i,row in enumerate(point1_reader): |
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| 243 | # print 'i',i,'row',row |
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| 244 | # note the 'hole' (element 1) below - skip the new 'hours' field |
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| 245 | line.append([float(row[0]),float(row[2]),float(row[3])]) |
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| 246 | #print 'line',line[i],'point1',point1_answers_array[i] |
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| 247 | assert num.allclose(line[i], point1_answers_array[i]) |
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| 248 | |
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| 249 | point2_answers_array = [[0.0,1.0,-0.5], [2.0,10.0,-0.5]] |
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| 250 | point2_filename = 'gauge_point2.csv' |
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| 251 | point2_handle = file(point2_filename) |
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| 252 | point2_reader = reader(point2_handle) |
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| 253 | point2_reader.next() |
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| 254 | |
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| 255 | line=[] |
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| 256 | for i,row in enumerate(point2_reader): |
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| 257 | # print 'i',i,'row',row |
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| 258 | # note the 'hole' (element 1) below - skip the new 'hours' field |
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| 259 | line.append([float(row[0]),float(row[2]),float(row[3])]) |
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| 260 | # print 'line',line[i],'point1',point1_answers_array[i] |
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| 261 | assert num.allclose(line[i], point2_answers_array[i]) |
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| 262 | |
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| 263 | # clean up |
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| 264 | point1_handle.close() |
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| 265 | point2_handle.close() |
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| 266 | #print "sww.filename",sww.filename |
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| 267 | os.remove(sww.filename) |
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| 268 | os.remove(points_file) |
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| 269 | os.remove(point1_filename) |
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| 270 | os.remove(point2_filename) |
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| 271 | |
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| 272 | |
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| 273 | def test_sww2csv_gauges2(self): |
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| 274 | |
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| 275 | def elevation_function(x, y): |
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| 276 | return -x |
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| 277 | |
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| 278 | """Most of this test was copied from test_interpolate |
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| 279 | test_interpole_sww2csv |
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| 280 | |
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| 281 | This is testing the gauge_sww2csv function, by creating a sww file and |
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| 282 | then exporting the gauges and checking the results. |
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| 283 | |
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| 284 | This is the same as sww2csv_gauges except set domain.set_starttime to 5. |
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| 285 | Therefore testing the storing of the absolute time in the csv files |
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| 286 | """ |
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| 287 | |
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| 288 | # Create mesh |
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| 289 | mesh_file = tempfile.mktemp(".tsh") |
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| 290 | points = [[0.0,0.0],[6.0,0.0],[6.0,6.0],[0.0,6.0]] |
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| 291 | m = Mesh() |
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| 292 | m.add_vertices(points) |
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| 293 | m.auto_segment() |
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| 294 | m.generate_mesh(verbose=False) |
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| 295 | m.export_mesh_file(mesh_file) |
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| 296 | |
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| 297 | # Create shallow water domain |
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| 298 | domain = Domain(mesh_file) |
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| 299 | os.remove(mesh_file) |
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| 300 | |
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| 301 | domain.default_order=2 |
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| 302 | |
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| 303 | # This test was made before tight_slope_limiters were introduced |
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| 304 | # Since were are testing interpolation values this is OK |
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| 305 | domain.tight_slope_limiters = 0 |
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| 306 | |
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| 307 | # Set some field values |
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| 308 | domain.set_quantity('elevation', elevation_function) |
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| 309 | domain.set_quantity('friction', 0.03) |
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| 310 | domain.set_quantity('xmomentum', 3.0) |
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| 311 | domain.set_quantity('ymomentum', 4.0) |
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| 312 | domain.set_starttime(5) |
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| 313 | |
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| 314 | ###################### |
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| 315 | # Boundary conditions |
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| 316 | B = Transmissive_boundary(domain) |
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| 317 | domain.set_boundary( {'exterior': B}) |
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| 318 | |
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| 319 | # This call mangles the stage values. |
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| 320 | domain.distribute_to_vertices_and_edges() |
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| 321 | domain.set_quantity('stage', 1.0) |
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| 322 | |
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| 323 | |
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| 324 | |
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| 325 | domain.set_name('datatest' + str(time.time())) |
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| 326 | domain.smooth = True |
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| 327 | domain.reduction = mean |
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| 328 | |
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| 329 | sww = SWW_file(domain) |
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| 330 | sww.store_connectivity() |
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| 331 | sww.store_timestep() |
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| 332 | domain.set_quantity('stage', 10.0) # This is automatically limited |
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| 333 | # so it will not be less than the elevation |
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| 334 | domain.time = 2. |
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| 335 | sww.store_timestep() |
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| 336 | |
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| 337 | # test the function |
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| 338 | points = [[5.0,1.],[0.5,2.]] |
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| 339 | |
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| 340 | points_file = tempfile.mktemp(".csv") |
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| 341 | # points_file = 'test_point.csv' |
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| 342 | file_id = open(points_file,"w") |
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| 343 | file_id.write("name, easting, northing, elevation \n\ |
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| 344 | point1, 5.0, 1.0, 3.0\n\ |
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| 345 | point2, 0.5, 2.0, 9.0\n") |
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| 346 | file_id.close() |
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| 347 | |
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| 348 | |
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| 349 | gauge_sww2csv(sww.filename, |
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| 350 | points_file, |
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| 351 | verbose=False, |
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| 352 | use_cache=False) |
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| 353 | |
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| 354 | # point1_answers_array = [[0.0,1.0,-5.0,3.0,4.0], [2.0,10.0,-5.0,3.0,4.0]] |
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| 355 | point1_answers_array = [[5.0,5.0/3600.,1.0,6.0,-5.0,3.0,4.0], [7.0,7.0/3600.,10.0,15.0,-5.0,3.0,4.0]] |
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| 356 | point1_filename = 'gauge_point1.csv' |
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| 357 | point1_handle = file(point1_filename) |
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| 358 | point1_reader = reader(point1_handle) |
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| 359 | point1_reader.next() |
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| 360 | |
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| 361 | line=[] |
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| 362 | for i,row in enumerate(point1_reader): |
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| 363 | #print 'i',i,'row',row |
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| 364 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 365 | float(row[4]), float(row[5]), float(row[6])]) |
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| 366 | #print 'assert line',line[i],'point1',point1_answers_array[i] |
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| 367 | assert num.allclose(line[i], point1_answers_array[i]) |
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| 368 | |
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| 369 | point2_answers_array = [[5.0,5.0/3600.,1.0,1.5,-0.5,3.0,4.0], [7.0,7.0/3600.,10.0,10.5,-0.5,3.0,4.0]] |
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| 370 | point2_filename = 'gauge_point2.csv' |
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| 371 | point2_handle = file(point2_filename) |
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| 372 | point2_reader = reader(point2_handle) |
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| 373 | point2_reader.next() |
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| 374 | |
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| 375 | line=[] |
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| 376 | for i,row in enumerate(point2_reader): |
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| 377 | #print 'i',i,'row',row |
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| 378 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 379 | float(row[4]),float(row[5]), float(row[6])]) |
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| 380 | #print 'assert line',line[i],'point1',point1_answers_array[i] |
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| 381 | assert num.allclose(line[i], point2_answers_array[i]) |
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| 382 | |
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| 383 | # clean up |
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| 384 | point1_handle.close() |
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| 385 | point2_handle.close() |
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| 386 | #print "sww.filename",sww.filename |
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| 387 | os.remove(sww.filename) |
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| 388 | os.remove(points_file) |
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| 389 | os.remove(point1_filename) |
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| 390 | os.remove(point2_filename) |
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| 391 | |
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| 392 | |
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| 393 | def test_sww2csv_centroid(self): |
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| 394 | |
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| 395 | def elevation_function(x, y): |
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| 396 | return -x |
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| 397 | |
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| 398 | """Check sww2csv timeseries at centroid. |
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| 399 | |
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| 400 | Test the ability to get a timeseries at the centroid of a triangle, rather |
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| 401 | than the given gauge point. |
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| 402 | """ |
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| 403 | |
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| 404 | # Create rectangular mesh |
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| 405 | mesh_file = tempfile.mktemp(".tsh") |
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| 406 | points = [[0.0,0.0],[6.0,0.0],[6.0,6.0],[0.0,6.0]] |
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| 407 | m = Mesh() |
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| 408 | m.add_vertices(points) |
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| 409 | m.auto_segment() |
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| 410 | m.generate_mesh(verbose=False) |
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| 411 | m.export_mesh_file(mesh_file) |
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| 412 | |
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| 413 | # Create shallow water domain |
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| 414 | domain = Domain(mesh_file) |
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| 415 | |
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| 416 | domain.default_order=2 |
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| 417 | |
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| 418 | # This test was made before tight_slope_limiters were introduced |
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| 419 | # Since were are testing interpolation values this is OK |
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| 420 | domain.tight_slope_limiters = 0 |
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| 421 | |
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| 422 | |
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| 423 | # Set some field values |
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| 424 | domain.set_quantity('elevation', elevation_function) |
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| 425 | domain.set_quantity('friction', 0.03) |
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| 426 | domain.set_quantity('xmomentum', 3.0) |
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| 427 | domain.set_quantity('ymomentum', 4.0) |
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| 428 | |
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| 429 | ###################### |
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| 430 | # Boundary conditions |
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| 431 | B = Transmissive_boundary(domain) |
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| 432 | domain.set_boundary( {'exterior': B}) |
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| 433 | |
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| 434 | # This call mangles the stage values. |
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| 435 | domain.distribute_to_vertices_and_edges() |
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| 436 | domain.set_quantity('stage', 1.0) |
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| 437 | |
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| 438 | |
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| 439 | domain.set_name('datatest' + str(time.time())) |
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| 440 | domain.smooth = True |
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| 441 | domain.reduction = mean |
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| 442 | |
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| 443 | |
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| 444 | sww = SWW_file(domain) |
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| 445 | sww.store_connectivity() |
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| 446 | sww.store_timestep() |
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| 447 | domain.set_quantity('stage', 10.0) # This is automatically limited |
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| 448 | # so it will not be less than the elevation |
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| 449 | domain.time = 2. |
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| 450 | sww.store_timestep() |
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| 451 | |
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| 452 | # create a csv file containing our gauge points |
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| 453 | points = [[2.0,1.0],[4.5,4.0]] |
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| 454 | |
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| 455 | points_file = tempfile.mktemp(".csv") |
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| 456 | file_id = open(points_file,"w") |
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| 457 | # These values are where the centroids should be |
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| 458 | # file_id.write("name, easting, northing, elevation \n\ |
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| 459 | #point1, 2.0, 2.0, 3.0\n\ |
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| 460 | #point2, 4.0, 4.0, 9.0\n") |
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| 461 | |
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| 462 | # These values are slightly off the centroids - will it find the centroids? |
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| 463 | file_id.write("name, easting, northing, elevation \n\ |
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| 464 | point1, 2.0, 1.0, 3.0\n\ |
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| 465 | point2, 4.5, 4.0, 9.0\n") |
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| 466 | |
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| 467 | |
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| 468 | file_id.close() |
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| 469 | |
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| 470 | gauge_sww2csv(sww.filename, |
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| 471 | points_file, |
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| 472 | verbose=False, |
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| 473 | use_cache=False, |
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| 474 | output_centroids=True) |
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| 475 | |
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| 476 | point1_answers_array = [[0.0,0.0,1.0,3.0,-2.0,3.0,4.0], [2.0,2.0/3600.,10.0,12.0,-2.0,3.0,4.0]] |
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| 477 | point1_filename = 'gauge_point1.csv' |
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| 478 | point1_handle = file(point1_filename) |
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| 479 | point1_reader = reader(point1_handle) |
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| 480 | point1_reader.next() |
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| 481 | |
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| 482 | line=[] |
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| 483 | for i,row in enumerate(point1_reader): |
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| 484 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 485 | float(row[4]),float(row[5]),float(row[6])]) |
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| 486 | # print 'assert line',line[i],'point1',point1_answers_array[i] |
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| 487 | assert num.allclose(line[i], point1_answers_array[i]) |
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| 488 | |
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| 489 | point2_answers_array = [[0.0,0.0,1.0,5.0,-4.0,3.0,4.0], [2.0,2.0/3600.,10.0,14.0,-4.0,3.0,4.0]] |
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| 490 | point2_filename = 'gauge_point2.csv' |
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| 491 | point2_handle = file(point2_filename) |
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| 492 | point2_reader = reader(point2_handle) |
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| 493 | point2_reader.next() |
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| 494 | |
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| 495 | line=[] |
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| 496 | for i,row in enumerate(point2_reader): |
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| 497 | line.append([float(row[0]),float(row[1]),float(row[2]),float(row[3]), |
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| 498 | float(row[4]),float(row[5]),float(row[6])]) |
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| 499 | # print i, 'assert line',line[i],'point2',point2_answers_array[i] |
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| 500 | assert num.allclose(line[i], point2_answers_array[i]) |
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| 501 | |
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| 502 | # clean up |
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| 503 | point1_handle.close() |
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| 504 | point2_handle.close() |
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| 505 | os.remove(mesh_file) |
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| 506 | os.remove(sww.filename) |
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| 507 | os.remove(points_file) |
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| 508 | os.remove(point1_filename) |
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| 509 | os.remove(point2_filename) |
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| 510 | |
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| 511 | |
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| 512 | |
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| 513 | #------------------------------------------------------------- |
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| 514 | |
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| 515 | if __name__ == "__main__": |
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| 516 | suite = unittest.makeSuite(Test_Util, 'test') |
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| 517 | # runner = unittest.TextTestRunner(verbosity=2) |
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| 518 | runner = unittest.TextTestRunner(verbosity=1) |
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| 519 | runner.run(suite) |
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