QGIS/tests/src/python/test_qgscomposerpicture.py
2016-04-29 14:10:26 +02:00

91 lines
3.1 KiB
Python

# -*- coding: utf-8 -*-
"""QGIS Unit tests for QgsComposerPicture.
.. note:: This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
"""
__author__ = '(C) 2015 by Nyall Dawson'
__date__ = '02/07/2015'
__copyright__ = 'Copyright 2015, The QGIS Project'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import qgis # NOQA
import os
import socketserver
import threading
import SimpleHTTPServer
from qgis.PyQt.QtCore import QRectF
from qgis.core import (QgsComposerPicture,
QgsComposition,
QgsMapSettings
)
from qgis.testing import start_app, unittest
from utilities import unitTestDataPath
from qgscompositionchecker import QgsCompositionChecker
start_app()
TEST_DATA_DIR = unitTestDataPath()
class TestQgsComposerPicture(unittest.TestCase):
@classmethod
def setUpClass(cls):
# Bring up a simple HTTP server, for remote picture tests
os.chdir(unitTestDataPath() + '')
handler = SimpleHTTPServer.SimpleHTTPRequestHandler
cls.httpd = socketserver.TCPServer(('localhost', 0), handler)
cls.port = cls.httpd.server_address[1]
cls.httpd_thread = threading.Thread(target=cls.httpd.serve_forever)
cls.httpd_thread.setDaemon(True)
cls.httpd_thread.start()
def __init__(self, methodName):
"""Run once on class initialization."""
unittest.TestCase.__init__(self, methodName)
TEST_DATA_DIR = unitTestDataPath()
self.pngImage = TEST_DATA_DIR + "/sample_image.png"
# create composition
self.mapSettings = QgsMapSettings()
self.composition = QgsComposition(self.mapSettings)
self.composition.setPaperSize(297, 210)
self.composerPicture = QgsComposerPicture(self.composition)
self.composerPicture.setPicturePath(self.pngImage)
self.composerPicture.setSceneRect(QRectF(70, 70, 100, 100))
self.composerPicture.setFrameEnabled(True)
self.composition.addComposerPicture(self.composerPicture)
def testResizeZoom(self):
"""Test picture resize zoom mode."""
self.composerPicture.setResizeMode(QgsComposerPicture.Zoom)
checker = QgsCompositionChecker('composerpicture_resize_zoom', self.composition)
checker.setControlPathPrefix("composer_picture")
testResult, message = checker.testComposition()
assert testResult, message
def testRemoteImage(self):
"""Test fetching remote picture."""
self.composerPicture.setPicturePath('http://localhost:' + str(TestQgsComposerPicture.port) + '/qgis_local_server/logo.png')
checker = QgsCompositionChecker('composerpicture_remote', self.composition)
checker.setControlPathPrefix("composer_picture")
testResult, message = checker.testComposition()
self.composerPicture.setPicturePath(self.pngImage)
assert testResult, message
if __name__ == '__main__':
unittest.main()