def test_getRasterLegend(self):
"""Getting a legend for a raster layer works."""
myLayer, _ = loadLayer('test_floodimpact.tif')
myMapLegend = MapLegend(myLayer)
myImage = myMapLegend.getRasterLegend()
myPath = unique_filename(prefix='getRasterLegend',
suffix='.png',
dir=temp_dir('test'))
myImage.save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myControlImages = [
'getRasterLegend.png',
'getRasterLegend-variantWindosVistaSP2-32.png',
'getRasterLegend-variantUB12.04-64.png',
'getRasterLegend-variantUB11.04-64.png',
'getRasterLegend-variantJenkins.png'
]
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(myControlImages, myPath, myTolerance)
myMessage += (
'\nWe want these images to match, if they do already '
'copy the test image generated to create a new control image.')
assert myFlag, myMessage
def test_getVectorLegend(self):
"""Getting a legend for a vector layer works."""
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(
myLayer,
theLegendNotes='Thousand separator represented by \'.\'',
theLegendUnits='(people per cell)')
myImage = myMapLegend.getVectorLegend()
myPath = unique_filename(prefix='getVectorLegend',
suffix='.png',
dir=temp_dir('test'))
myImage.save(myPath, 'PNG')
print myMapLegend.legendUnits
print myMapLegend.legendNotes
print myPath
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myControlImages = ['getVectorLegend.png',
'getVectorLegend-variantWindowsVistaSP2-32.png',
'getVectorLegend-variantWindowsXPSP3-32.png',
'getVectorLegend-variantOSXml.png',
'getVectorLegend-variantUB12.04-64.png',
'getVectorLegend-variantUB11.04-64.png',
'getVectorLegend-variantLinuxMint-14-x86_64.png',
'getVectorLegend-variantWindows7-SP1-AMD64.png',
'getVectorLegend-variantJenkins.png']
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(myControlImages, myPath, myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control '
'image.')
assert myFlag, myMessage
def test_getVectorLegend(self):
"""Getting a legend for a vector layer works."""
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(
myLayer,
theLegendNotes='Thousand separator represented by \'.\'',
theLegendUnits='(people per cell)')
myImage = myMapLegend.getVectorLegend()
myPath = unique_filename(prefix='getVectorLegend',
suffix='.png',
dir=temp_dir('test'))
myImage.save(myPath, 'PNG')
print myMapLegend.legendUnits
print myMapLegend.legendNotes
print myPath
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(
'getVectorLegend.png', myPath, myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control '
'image.')
assert myFlag, myMessage
def test_getLegend(self):
"""Getting a legend for a generic layer works."""
LOGGER.debug('test_getLegend called')
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(myLayer)
assert myMapLegend.layer is not None
myLegend = myMapLegend.getLegend()
myPath = unique_filename(prefix='getLegend',
suffix='.png',
dir=temp_dir('test'))
myLegend.save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages('getLegend.png',
myPath,
myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control '
'image.')
assert myFlag, myMessage
LOGGER.debug('test_getLegend done')
def test_addSymbolToLegend(self):
"""Test we can add a symbol to the legend."""
myLayer, _ = loadLayer('test_floodimpact.tif')
myMapLegend = MapLegend(myLayer)
mySymbol = QgsSymbol()
mySymbol.setColor(QtGui.QColor(12, 34, 56))
myMapLegend.addSymbolToLegend(mySymbol,
theMin=0,
# expect 2.0303 in legend
theMax=2.02030,
theCategory=None,
theLabel='Foo')
myPath = unique_filename(prefix='addSymbolToLegend',
suffix='.png',
dir=temp_dir('test'))
myMapLegend.getLegend().save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages('addSymbolToLegend.png',
myPath,
myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control '
'image.')
assert myFlag, myMessage
def test_getVectorLegend(self):
"""Getting a legend for a vector layer works."""
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(myLayer)
myImage = myMapLegend.getVectorLegend()
myPath = unique_filename(prefix='getVectorLegend',
suffix='.png',
dir=temp_dir('test'))
myImage.save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myControlImages = ['getVectorLegend.png',
'getVectorLegend-variantWindosVistaSP2-32.png',
'getVectorLegend-variantUB12.04-64.png',
'getVectorLegend-variantUB11.04-64.png',
'getVectorLegend-variantJenkins.png']
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(myControlImages,
myPath,
myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control image.')
assert myFlag, myMessage
def test_addClassToLegend(self):
"""Test we can add a class to the map legend."""
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(myLayer)
myColour = QtGui.QColor(12, 34, 126)
myMapLegend.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='bar')
myMapLegend.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='foo')
myPath = unique_filename(prefix='addClassToLegend',
suffix='.png',
dir=temp_dir('test'))
myMapLegend.getLegend().save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so place any other possible
# variants in the safe_qgis/test_data/test_images/ dir e.g.
# addClassToLegend-variantUbuntu13.04.png
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages('addClassToLegend.png',
myPath,
myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control '
'image.')
assert myFlag, myMessage
def test_addClassToLegend(self):
"""Test we can add a class to the map legend."""
myLayer, _ = loadLayer('test_shakeimpact.shp')
myMapLegend = MapLegend(myLayer)
myColour = QtGui.QColor(12, 34, 126)
myMapLegend.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='bar')
myMapLegend.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='foo')
myPath = unique_filename(prefix='addClassToLegend',
suffix='.png',
dir=temp_dir('test'))
myMapLegend.getLegend().save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myControlImages = ['getClassToLegend.png',
'getClassToLegend-variantWindosVistaSP2-32.png',
'getClassToLegend-variantUB12.04-64.png',
'getClassToLegend-variantUB11.04-64.png',
'getClassToLegend-variantJenkins.png']
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(myControlImages,
myPath,
myTolerance)
myMessage += ('\nWe want these images to match, if they do already '
'copy the test image generated to create a new control image.')
assert myFlag, myMessage
def test_addSymbolToLegend(self):
"""Test we can add a symbol to the legend."""
myLayer, _ = loadLayer('test_floodimpact.tif')
myMapLegend = MapLegend(myLayer)
mySymbol = QgsSymbol()
mySymbol.setColor(QtGui.QColor(12, 34, 56))
myMapLegend.addSymbolToLegend(mySymbol,
theMin=0,
theMax=2,
theCategory=None,
theLabel='Foo')
myPath = unique_filename(prefix='addSymblToLegend',
suffix='.png',
dir=temp_dir('test'))
myMapLegend.getLegend().save(myPath, 'PNG')
LOGGER.debug(myPath)
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so myControlImages is a list
# of 'known good' renders.
myControlImages = [
'addSymbolToLegend.png',
'addSymbolToLegend-variantWindosVistaSP2-32.png',
'addSymbolToLegend-variantUB12.04-64.png',
'addSymbolToLegend-variantUB11.04-64.png',
'addSymbolToLegend-variantJenkins.png'
]
myTolerance = 0 # to allow for version number changes in disclaimer
myFlag, myMessage = checkImages(myControlImages, myPath, myTolerance)
myMessage += (
'\nWe want these images to match, if they do already '
'copy the test image generated to create a new control image.')
assert myFlag, myMessage
