def Xtest_renderTable(self):
"""Test that html renders nicely. Commented out for now until we work
out how to get webkit to do offscreen rendering nicely."""
myFilename = 'test_floodimpact.tif'
myLayer, myType = loadLayer(myFilename)
CANVAS.refresh()
del myType
myMessage = 'Layer is not valid: %s' % myFilename
assert myLayer.isValid(), myMessage
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myPixmap = myMap.renderImpactTable()
assert myPixmap is not None
myExpectedWidth = 500
myExpectedHeight = 300
myMessage = 'Invalid width - got %s expected %s' % (
myPixmap.width(),
myExpectedWidth)
assert myPixmap.width() == myExpectedWidth, myMessage
myMessage = 'Invalid height - got %s expected %s' % (
myPixmap.height(),
myExpectedHeight)
assert myPixmap.height() == myExpectedHeight
myPath = os.path.join(getTempDir(), 'renderImpactTable.png')
myPixmap.save(myPath, 'PNG')
myExpectedHash = 'c9164d5c2bb85c6081905456ab827f3e'
assertHashForFile(myExpectedHash, myPath)
def loadLayers(theLayerList, theClearFlag=True, DIR=TESTDATA):
"""Helper function to load layers as defined in a python list."""
# First unload any layers that may already be loaded
if theClearFlag:
for myLayer in QgsMapLayerRegistry.instance().mapLayers():
QgsMapLayerRegistry.instance().removeMapLayer(myLayer)
# Now go ahead and load our layers
myExposureLayerCount = 0
myHazardLayerCount = 0
myCanvasLayers = []
# Now create our new layers
for myFile in theLayerList:
myLayer, myType = loadLayer(myFile, DIR)
if myType == 'hazard':
myHazardLayerCount += 1
elif myType == 'exposure':
myExposureLayerCount += 1
# Add layer to the registry (that QGis knows about)
QgsMapLayerRegistry.instance().addMapLayer(myLayer)
# Create Map Canvas Layer Instance and add to list
myCanvasLayers.append(QgsMapCanvasLayer(myLayer))
# Quickly add any existing CANVAS layers to our list first
for myLayer in CANVAS.layers():
myCanvasLayers.append(QgsMapCanvasLayer(myLayer))
# now load all these layers in the CANVAS
CANVAS.setLayerSet(myCanvasLayers)
DOCK.getLayers()
# Add MCL's to the CANVAS
return myHazardLayerCount, myExposureLayerCount
def test_addClassToLegend(self):
"""Test we can add a class to the map legend."""
myLayer, myType = loadLayer('test_shakeimpact.shp')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myMap.legend = None
myColour = QtGui.QColor(12, 34, 126)
myMap.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='bar')
myMap.addClassToLegend(myColour,
theMin=None,
theMax=None,
theCategory=None,
theLabel='foo')
myPath = os.path.join(getTempDir(), 'addClassToLegend.png')
myMap.legend.save(myPath, 'PNG')
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so hashes are a list
# of 'known good' renders.
myExpectedHashes = ['', # win
'67c0f45792318298664dd02cc0ac94c3', # ub12.04xiner
'ea0702782c2ed5d950c427fbe1743858', # ub11.10-64
'53e0ba1144e071ad41756595d29bf444', # ub12.04
'0681c3587305074bc9272f456fb4dd09', # ub12.04 xvfb
# ub11.04-64 laptop
'',
]
assertHashesForFile(myExpectedHashes, myPath)
def test_getMapTitle(self):
"""Getting the map title from the keywords"""
myLayer, myType = loadLayer('test_floodimpact.tif')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myTitle = myMap.getMapTitle()
myExpectedTitle = 'Penduduk yang Mungkin dievakuasi'
myMessage = 'Expected: %s\nGot:\n %s' % (myExpectedTitle, myTitle)
assert myTitle == myExpectedTitle, myMessage
def test_handleMissingMapTitle(self):
"""Missing map title from the keywords fails gracefully"""
# TODO running OSM Buildngs with Pendudk Jakarta
# wasthrowing an error when requesting map title
# that this test wasnt replicating well
myLayer, myType = loadLayer('population_padang_1.asc')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myTitle = myMap.getMapTitle()
myExpectedTitle = None
myMessage = 'Expected: %s\nGot:\n %s' % (myExpectedTitle, myTitle)
assert myTitle == myExpectedTitle, myMessage
def setUp(self):
self.keywordIO = ISKeywordIO()
myUri = QgsDataSourceURI()
myUri.setDatabase(os.path.join(TESTDATA, 'jk.sqlite'))
myUri.setDataSource('', 'osm_buildings', 'Geometry')
self.sqliteLayer = QgsVectorLayer(myUri.uri(), 'OSM Buildings',
'spatialite')
myHazardPath = os.path.join(HAZDATA, 'Shakemap_Padang_2009.asc')
self.fileRasterLayer, myType = loadLayer(myHazardPath, DIR=None)
del myType
self.fileVectorLayer, myType = loadLayer('Padang_WGS84.shp')
del myType
self.expectedSqliteKeywords = {'category': 'exposure',
'datatype': 'OSM',
'subcategory': 'building'}
self.expectedVectorKeywords = {'category': 'exposure',
'datatype': 'itb',
'subcategory': 'building'}
self.expectedRasterKeywords = {'category': 'hazard',
'subcategory': 'earthquake',
'unit': 'MMI',
'title': ('An earthquake in Padang '
'like in 2009')}
def test_renderTemplate(self):
"""Test that load template works"""
#Use the template from our resources bundle
myInPath = ':/plugins/inasafe/basic.qpt'
myLayer, myType = loadLayer('test_shakeimpact.shp')
del myType
myCanvasLayer = QgsMapCanvasLayer(myLayer)
CANVAS.setLayerSet([myCanvasLayer])
myMap = ISMap(IFACE)
setJakartaGeoExtent()
myMap.setImpactLayer(myLayer)
myOutPath = os.path.join(getTempDir(), 'outTemplate.pdf')
if os.path.exists(myOutPath):
os.remove(myOutPath)
myMap.renderTemplate(myInPath, myOutPath)
assert os.path.exists(myOutPath)
def test_inasafeMap(self):
"""Test making a pdf using the ISMap class."""
myLayer, myType = loadLayer('test_shakeimpact.shp')
del myType
myCanvasLayer = QgsMapCanvasLayer(myLayer)
CANVAS.setLayerSet([myCanvasLayer])
myMap = ISMap(IFACE)
myRect = QgsRectangle(106.7894, -6.2308, 106.8004, -6.2264)
CANVAS.setExtent(myRect)
CANVAS.refresh()
myMap.setImpactLayer(myLayer)
myPath = os.path.join(getTempDir(), 'outCustom.pdf')
if os.path.exists(myPath):
os.remove(myPath)
myMap.makePdf(myPath)
assert os.path.exists(myPath)
# ,, note:: Template writing is experimental
myMap.writeTemplate(os.path.join(getTempDir(), 'template.qpt'))
def addSymbolToLegend(self):
"""Test we can add a symbol to the legend."""
myLayer, myType = loadLayer('test_floodimpact.tif')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myMap.legend = None
mySymbol = QgsSymbol()
mySymbol.setColor(QtGui.QColor(12, 34, 56))
myMap.addSymbolToLegend(mySymbol,
theMin=0,
theMax=2,
theCategory=None,
theLabel='Foo')
myPath = os.path.join(getTempDir(), 'addSymbolToLegend.png')
myMap.legend.save(myPath, 'PNG')
myExpectedHash = '1234'
assertHashForFile(myExpectedHash, myPath)
def test_layerChanged(self):
"""Test the metadata is updated as the user highlights different
QGIS layers. For inasafe outputs, the table of results should be shown
See also
https://github.com/AIFDR/inasafe/issues/58
"""
myLayer, myType = loadLayer('issue58.tif')
myMessage = ('Unexpected category for issue58.tif.\nGot:'
' %s\nExpected: undefined' % myType)
assert myType == 'undefined', myMessage
DOCK.layerChanged(myLayer)
DOCK.saveState()
myHtml = DOCK.state['report']
myExpectedString = '4229'
myMessage = "%s\nDoes not contain:\n%s" % (
myHtml,
myExpectedString)
assert myExpectedString in myHtml, myMessage
def test_getRasterLegend(self):
"""Getting a legend for a raster layer works."""
myLayer, myType = loadLayer('test_floodimpact.tif')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myMap.getRasterLegend()
myPath = os.path.join(getTempDir(), 'getRasterLegend.png')
myMap.legend.save(myPath, 'PNG')
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so hashes are a list
# of 'known good' renders.
myExpectedHashes = ['', # win
'9ead6ce0ac789adc65a6f00bd2d1f709', # ub12.04xiner
'84bc3d518e3a0504f8dc36dfd620394e', # ub11.10-64
'b68ccc328de852f0c66b8abe43eab3da', # ub12.04
'cd5fb96f6c5926085d251400dd3b4928', # ub12.04 xvfb
# ub11.04-64 laptop
'',
]
assertHashesForFile(myExpectedHashes, myPath)
def test_getVectorLegend(self):
"""Getting a legend for a vector layer works."""
myLayer, myType = loadLayer('test_shakeimpact.shp')
del myType
myMap = ISMap(IFACE)
myMap.setImpactLayer(myLayer)
myMap.getVectorLegend()
myPath = os.path.join(getTempDir(), 'getVectorLegend.png')
myMap.legend.save(myPath, 'PNG')
# As we have discovered, different versions of Qt and
# OS platforms cause different output, so hashes are a list
# of 'known good' renders.
myExpectedHashes = ['', # win
'd0c3071c4babe7db4f9762b311d61184', # ub12.04 xinr
'b94cfd8a10d709ff28466ada425f24c8', # ub11.10-64
'00dc58aa50867de9b617ccfab0d13f21', # ub12.04
'e65853e217a4c9b0c2f303dd2aadb373', # ub12.04 xvfb
# ub11.04-64 laptop
'',
]
assertHashesForFile(myExpectedHashes, myPath)
def test_issue121(self):
"""Test that point symbol size can be set from style (issue 121).
.. seealso:: https://github.com/AIFDR/inasafe/issues/121
"""
myLayer, myType = loadLayer('kecamatan_jakarta_osm_centroids.shp')
del myType
# Note the float quantity values below
myStyleInfo = {'target_field': 'KEPADATAN',
'style_classes':
[{'opacity': 1, 'max': 200, 'colour': '#fecc5c',
'min': 45, 'label': 'Low', 'size': 1},
{'opacity': 1, 'max': 350, 'colour': '#fd8d3c',
'min': 201, 'label': 'Medium', 'size': 2},
{'opacity': 1, 'max': 539, 'colour': '#f31a1c',
'min': 351, 'label': 'High', 'size': 3}]}
myMessage = ('Setting style with point sizes should work.')
try:
setVectorStyle(myLayer, myStyleInfo)
except:
raise Exception(myMessage)
# Now validate the size values were set as expected
if myLayer.isUsingRendererV2():
# new symbology - subclass of QgsFeatureRendererV2 class
myRenderer = myLayer.rendererV2()
myType = myRenderer.type()
assert myType == 'graduatedSymbol'
mySize = 1
for myRange in myRenderer.ranges():
mySymbol = myRange.symbol()
mySymbolLayer = mySymbol.symbolLayer(0)
myActualSize = mySymbolLayer.size()
myMessage = (('Expected symbol layer 0 for range %s to have'
' a size of %s, got %s') %
(mySize, mySize, myActualSize))
assert mySize == myActualSize, myMessage
mySize += 1
def test_issue126(self):
"""Test that non integer transparency ranges fail gracefully.
.. seealso:: https://github.com/AIFDR/inasafe/issues/126
"""
# This dataset has all cells with value 1.3
myLayer, myType = loadLayer('issue126.tif')
del myType
# Note the float quantity values below
myStyleInfo = {}
myStyleInfo['style_classes'] = [
dict(colour='#38A800', quantity=1.1, transparency=100),
dict(colour='#38A800', quantity=1.4, transparency=0),
dict(colour='#79C900', quantity=10.1, transparency=0)]
myMessage = ('Setting style info with float based ranges should fail '
'gracefully.')
try:
setRasterStyle(myLayer, myStyleInfo)
except:
raise Exception(myMessage)
# Now validate the transparency values were set to 255 because
# they are floats and we cant specify pixel ranges to floats
myValue1 = myLayer.rasterTransparency().alphaValue(1.1)
myValue2 = myLayer.rasterTransparency().alphaValue(1.4)
myMessage = ('Transparency should be ignored when style class'
' quantities are floats')
assert myValue1 == myValue2 == 255, myMessage
# Now run the same test again
myStyleInfo['style_classes'] = [
dict(colour='#38A800', quantity=2, transparency=100),
dict(colour='#38A800', quantity=4, transparency=0),
dict(colour='#79C900', quantity=10, transparency=0)]
myMessage = ('Setting style info with generate valid transparent '
'pixel entries.')
try:
setRasterStyle(myLayer, myStyleInfo)
except:
raise Exception(myMessage)
# Now validate the transparency values were set to 255 because
# they are floats and we cant specify pixel ranges to floats
myValue1 = myLayer.rasterTransparency().alphaValue(1)
myValue2 = myLayer.rasterTransparency().alphaValue(3)
myMessage1 = myMessage + 'Expected 0 got %i' % myValue1
myMessage2 = myMessage + 'Expected 255 got %i' % myValue2
assert myValue1 == 0, myMessage1
assert myValue2 == 255, myMessage2
# Verify that setRasterStyle doesn't break when floats coincide with
# integers
# See https://github.com/AIFDR/inasafe/issues/126#issuecomment-5978416
myStyleInfo['style_classes'] = [
dict(colour='#38A800', quantity=2.0, transparency=100),
dict(colour='#38A800', quantity=4.0, transparency=0),
dict(colour='#79C900', quantity=10.0, transparency=0)]
myMessage = ('Broken: Setting style info with generate valid '
'transparent '
'floating point pixel entries such as 2.0, 3.0')
try:
setRasterStyle(myLayer, myStyleInfo)
except Exception, e:
raise Exception(myMessage + ': ' + str(e))