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118 lines
5.0 KiB
Python
118 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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TestTools.py
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---------------------
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Date : February 2013
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Copyright : (C) 2013 by Victor Olaya
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Email : volayaf at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Victor Olaya'
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__date__ = 'February 2013'
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__copyright__ = '(C) 2013, Victor Olaya'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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from processing.core.Processing import Processing
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from processing.outputs.OutputNumber import OutputNumber
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from processing.outputs.OutputString import OutputString
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from processing.outputs.OutputRaster import OutputRaster
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from osgeo import gdal
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from osgeo.gdalconst import GA_ReadOnly
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from processing.tools import dataobjects, vector
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from processing.outputs.OutputVector import OutputVector
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def createTest(text):
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s = ""
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tokens = text[len("processing.runalg("):-1].split(",")
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cmdname = tokens[0][1:-1];
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methodname = "test_" + cmdname.replace(":","")
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s += "def " + methodname + "(self):\n"
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alg = Processing.getAlgorithm(cmdname)
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execcommand = "processing.runalg("
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i = 0
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for token in tokens:
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if i < alg.getVisibleParametersCount() + 1:
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if os.path.exists(token[1:-1]):
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token = os.path.basename(token[1:-1])[:-4] + "()"
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execcommand += token + ","
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else:
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execcommand += "None,"
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i+=1
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s += "\toutputs=" + execcommand[:-1] + ")\n"
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i = -1 * len(alg.outputs)
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for out in alg.outputs:
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filename = tokens[i][1:-1]
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if (tokens[i] == str(None)):
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QtGui.QMessageBox.critical(None, "Error", "Cannot create unit test for that algorithm execution.\nThe output cannot be a temporary file")
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return
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s+="\toutput=outputs['" + out.name + "']\n"
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if isinstance(out, (OutputNumber, OutputString)):
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s+="self.assertTrue(" + str(out) + ", output.value)\n"
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if isinstance(out, OutputRaster):
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dataset = gdal.Open(filename, GA_ReadOnly)
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strhash = hash(str(dataset.ReadAsArray(0).tolist()))
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s+="\tself.assertTrue(os.path.isfile(output))\n"
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s+="\tdataset=gdal.Open(output, GA_ReadOnly)\n"
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s+="\tstrhash=hash(str(dataset.ReadAsArray(0).tolist()))\n"
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s+="\tself.assertEqual(strhash," + str(strhash) + ")\n"
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if isinstance(out, OutputVector):
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layer = processing.getObject(filename)
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fields = layer.pendingFields()
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s+="\tlayer=dataobjects.getObjectFromUri(output, True)\n"
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s+="\tfields=layer.pendingFields()\n"
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s+="\texpectednames=[" + ",".join(["'" + str(f.name()) + "'" for f in fields]) + "]\n"
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s+="\texpectedtypes=[" + ",".join(["'" + str(f.typeName()) +"'" for f in fields]) + "]\n"
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s+="\tnames=[str(f.name()) for f in fields]\n"
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s+="\ttypes=[str(f.typeName()) for f in fields]\n"
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s+="\tself.assertEqual(expectednames, names)\n"
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s+="\tself.assertEqual(expectedtypes, types)\n"
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features = vector.features(layer)
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numfeat = len(features)
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s+="\tfeatures=processing.features(layer)\n"
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s+="\tself.assertEqual(" + str(numfeat) + ", len(features))\n"
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if numfeat > 0:
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feature = features.next()
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attrs = feature.attributes()
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s+="\tfeature=features.next()\n"
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s+="\tattrs=feature.attributes()\n"
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s+="\texpectedvalues=[" + ",".join(['"' + str(attr) + '"' for attr in attrs]) + "]\n"
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s+="\tvalues=[str(attr) for attr in attrs]\n"
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s+="\tself.assertEqual(expectedvalues, values)\n"
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s+="\twkt='" + str(feature.geometry().exportToWkt()) + "'\n"
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s+="\tself.assertEqual(wkt, str(feature.geometry().exportToWkt()))"
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dlg = ShowTestDialog(s)
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dlg.exec_()
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from PyQt4 import QtCore, QtGui
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from PyQt4.QtCore import *
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from PyQt4.QtGui import *
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class ShowTestDialog(QtGui.QDialog):
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def __init__(self, s):
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QtGui.QDialog.__init__(self)
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self.setModal(True)
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self.resize(600,400)
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self.setWindowTitle("Unit test")
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layout = QVBoxLayout()
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self.text = QtGui.QTextEdit()
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self.text.setEnabled(True)
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self.text.setText(s)
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layout.addWidget(self.text)
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self.setLayout(layout)
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QtCore.QMetaObject.connectSlotsByName(self)
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