# *************************************************************************** # * Copyright (c) 2006 Werner Mayer * # * * # * This file is part of the FreeCAD CAx development system. * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * FreeCAD is distributed in the hope that it will be useful, * # * but WITHOUT ANY WARRANTY; without even the implied warranty of * # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * # * GNU Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with FreeCAD; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # ***************************************************************************/ # Qt Unit test module __author__ = "Werner Mayer (werner.wm.mayer@gmx.de)" import string import traceback # Cannot import this file in case Python is not prepared for Tk. # Copy the needed classes instead. # import unittestgui import unittest import sys import time import traceback import string ############################################################################## # GUI framework classes # The classes BaseGUITestRunner, GUITestResult and RollbackImporter are # taken from the PyUnit framework written by Steve Purcell. # For more details see also http://pyunit.sourceforge.net. ############################################################################## class BaseGUITestRunner: """Subclass this class to create a GUI TestRunner that uses a specific windowing toolkit. The class takes care of running tests in the correct manner, and making callbacks to the derived class to obtain information or signal that events have occurred. """ def __init__(self, *args, **kwargs): self.currentResult = None self.running = 0 self.__rollbackImporter = None self.initGUI(args, kwargs) def getSelectedTestName(self): "Override to return the name of the test selected to be run" pass def errorDialog(self, title, message): "Override to display an error arising from GUI usage" pass def runClicked(self): "To be called in response to user choosing to run a test" if self.running: return testName = self.getSelectedTestName() if not testName: self.errorDialog("Test name entry", "You must enter a test name") return if self.__rollbackImporter: self.__rollbackImporter.rollbackImports() self.__rollbackImporter = RollbackImporter() try: test = unittest.defaultTestLoader.loadTestsFromName(testName) except Exception: exc_type, exc_value, exc_tb = sys.exc_info() # apply(traceback.print_exception,sys.exc_info()) traceback.print_exception(*sys.exc_info()) self.errorDialog( "Unable to run test '%s'" % testName, "Error loading specified test: %s, %s" % (exc_type, exc_value), ) return self.currentResult = GUITestResult(self) self.totalTests = test.countTestCases() self.running = 1 self.notifyRunning() startTime = time.time() result = test.run(self.currentResult) stopTime = time.time() timeTaken = stopTime - startTime self.running = 0 self.notifyStopped() expectedFails = unexpectedSuccesses = skipped = 0 try: results = map( len, (result.expectedFailures, result.unexpectedSuccesses, result.skipped) ) except AttributeError: pass else: expectedFails, unexpectedSuccesses, skipped = results self.stream.write( "\n{}\nRan {} tests in {:.3}s\n\n".format("-" * 70, result.testsRun, timeTaken) ) infos = [] if not result.wasSuccessful(): failed, errored = len(result.failures), len(result.errors) if failed: infos.append("failures=%d" % failed) if errored: infos.append("errors=%d" % errored) if skipped: infos.append("skipped=%d" % skipped) if expectedFails: infos.append("expected failures=%d" % expectedFails) if unexpectedSuccesses: infos.append("unexpected successes=%d" % unexpectedSuccesses) self.stream.write("FAILED (%s)\n" % (", ".join(infos),)) else: self.stream.write("OK\n") def stopClicked(self): "To be called in response to user stopping the running of a test" if self.currentResult: self.currentResult.stop() # Required callbacks def notifyRunning(self): "Override to set GUI in 'running' mode, enabling 'stop' button etc." pass def notifyStopped(self): "Override to set GUI in 'stopped' mode, enabling 'run' button etc." pass def notifyTestFailed(self, test, err): "Override to indicate that a test has just failed" pass def notifyTestErrored(self, test, err): "Override to indicate that a test has just errored" pass def notifyTestStarted(self, test): "Override to indicate that a test is about to run" pass def notifyTestFinished(self, test): """Override to indicate that a test has finished (it may already have failed or errored)""" pass class GUITestResult(unittest.TestResult): """A TestResult that makes callbacks to its associated GUI TestRunner. Used by BaseGUITestRunner. Need not be created directly. """ def __init__(self, callback): unittest.TestResult.__init__(self) self.callback = callback def addError(self, test, err): unittest.TestResult.addError(self, test, err) self.callback.notifyTestErrored(test, err) def addFailure(self, test, err): unittest.TestResult.addFailure(self, test, err) self.callback.notifyTestFailed(test, err) def stopTest(self, test): unittest.TestResult.stopTest(self, test) self.callback.notifyTestFinished(test) def startTest(self, test): unittest.TestResult.startTest(self, test) self.callback.notifyTestStarted(test) class RollbackImporter: """This tricky little class is used to make sure that modules under test will be reloaded the next time they are imported. """ def __init__(self): self.previousModules = sys.modules.copy() def rollbackImports(self): for modname in sys.modules.keys(): if modname not in self.previousModules: # Force reload when modname next imported del sys.modules[modname] # --------------------------------------------------------------------------- # Subclass of BaseGUITestRunner using Qt dialog # --------------------------------------------------------------------------- class QtTestRunner(BaseGUITestRunner): """An implementation of BaseGUITestRunner using Qt.""" def initGUI(self, root, initialTestName): """Set up the GUI inside the given root window. The test name entry field will be pre-filled with the given initialTestName. """ self.root = root # Set up values that will be tied to widgets import QtUnitGui self.gui = QtUnitGui.UnitTest() self.gui.setStatusText("Idle") self.runCountVar = 0 self.failCountVar = 0 self.errorCountVar = 0 self.remainingCountVar = 0 self.stream = sys.stdout def getSelectedTestName(self): return self.gui.getUnitTest() def errorDialog(self, title, message): return self.gui.errorDialog(title, message) def notifyRunning(self): self.runCountVar = 0 self.gui.setRunCount(0) self.failCountVar = 0 self.gui.setFailCount(0) self.errorCountVar = 0 self.gui.setErrorCount(0) self.remainingCountVar = self.totalTests self.gui.setRemainCount(self.totalTests) self.errorInfo = [] self.gui.clearErrorList() self.gui.setProgressFraction(0.0) self.gui.updateGUI() def notifyStopped(self): self.gui.setStatusText("Idle") def notifyTestStarted(self, test): self.gui.setStatusText(str(test)) self.gui.updateGUI() def notifyTestFailed(self, test, err): self.failCountVar = self.failCountVar + 1 self.gui.setFailCount(self.failCountVar) # tracebackLines = apply(traceback.format_exception, err + (10,)) tracebackLines = traceback.format_exception(*err + (10,)) # tracebackText = string.join(tracebackLines,'') tracebackText = "".join(tracebackLines) self.gui.insertError("Failure: %s" % test, tracebackText) self.errorInfo.append((test, err)) self.stream.write("FAILED: {}\n{}\n".format(test, tracebackText)) def notifyTestErrored(self, test, err): self.errorCountVar = self.errorCountVar + 1 self.gui.setErrorCount(self.errorCountVar) # tracebackLines = apply(traceback.format_exception, err + (10,)) tracebackLines = traceback.format_exception(*err + (10,)) # tracebackText = string.join(tracebackLines,'') tracebackText = "".join(tracebackLines) self.gui.insertError("Error: %s" % test, tracebackText) self.errorInfo.append((test, err)) self.stream.write("{}\nERROR: {}\n{}\n{}\n".format("=" * 70, test, "-" * 70, tracebackText)) def notifyTestFinished(self, test): self.remainingCountVar = self.remainingCountVar - 1 self.gui.setRemainCount(self.remainingCountVar) self.runCountVar = self.runCountVar + 1 self.gui.setRunCount(self.runCountVar) fractionDone = float(self.runCountVar) / float(self.totalTests) fillColor = len(self.errorInfo) and "red" or "green" self.gui.setProgressFraction(fractionDone, fillColor)