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[processing][gdal] More unit tests
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@nyalldawson
nyalldawson committed Oct 16, 2018
1 parent bef8d6e commit ee8e1ce9bc6c943510fed2e5e938c10e2075e40f
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Showing with 124 additions and 0 deletions.
  1. +124 −0 python/plugins/processing/tests/GdalAlgorithmsTest.py
124 python/plugins/processing/tests/GdalAlgorithmsTest.py
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@@ -29,6 +29,7 @@
from processing.algs.gdal.OgrToPostGis import OgrToPostGis
from processing.algs.gdal.GdalUtils import GdalUtils
from processing.algs.gdal.AssignProjection import AssignProjection
from processing.algs.gdal.Buffer import Buffer
from processing.algs.gdal.ClipRasterByExtent import ClipRasterByExtent
from processing.algs.gdal.ClipRasterByMask import ClipRasterByMask
from processing.algs.gdal.Dissolve import Dissolve
@@ -47,7 +48,10 @@
from processing.algs.gdal.hillshade import hillshade
from processing.algs.gdal.ogr2ogr import ogr2ogr
from processing.algs.gdal.ogrinfo import ogrinfo
from processing.algs.gdal.OffsetCurve import OffsetCurve
from processing.algs.gdal.OgrToPostGis import OgrToPostGis
from processing.algs.gdal.OneSideBuffer import OneSideBuffer
from processing.algs.gdal.PointsAlongLines import PointsAlongLines
from processing.algs.gdal.proximity import proximity
from processing.algs.gdal.rasterize import rasterize
from processing.algs.gdal.retile import retile
@@ -358,6 +362,47 @@ def testAssignProjection(self):
'-a_srs EPSG:3111 ' +
source])

def testBuffer(self):
context = QgsProcessingContext()
feedback = QgsProcessingFeedback()
source = os.path.join(testDataPath, 'polys.gml')
source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
alg = Buffer()
alg.initAlgorithm()

with tempfile.TemporaryDirectory() as outdir:
self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_Buffer(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])

self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'DISSOLVE': True,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_Union(ST_Buffer(geometry, 5.0)) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])

self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'EXPLODE_COLLECTIONS': True,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_Buffer(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
'-explodecollections -f "ESRI Shapefile"'])

def testGdalTranslate(self):
context = QgsProcessingContext()
feedback = QgsProcessingFeedback()
@@ -2238,6 +2283,85 @@ def testFillnodata(self):
source + ' ' +
outsource])

def testOffsetCurve(self):
context = QgsProcessingContext()
feedback = QgsProcessingFeedback()
source = os.path.join(testDataPath, 'polys.gml')
source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
alg = OffsetCurve()
alg.initAlgorithm()

with tempfile.TemporaryDirectory() as outdir:
self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_OffsetCurve(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])

def testOneSidedBuffer(self):
context = QgsProcessingContext()
feedback = QgsProcessingFeedback()
source = os.path.join(testDataPath, 'polys.gml')
source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
alg = OneSideBuffer()
alg.initAlgorithm()

with tempfile.TemporaryDirectory() as outdir:
self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_SingleSidedBuffer(geometry, 5.0, 0) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])

self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'DISSOLVE': True,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_Union(ST_SingleSidedBuffer(geometry, 5.0, 0)) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])

self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 5,
'EXPLODE_COLLECTIONS': True,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_SingleSidedBuffer(geometry, 5.0, 0) AS geometry,* FROM \'polys2\'" ' +
'-explodecollections -f "ESRI Shapefile"'])

def testPointsAlongLines(self):
context = QgsProcessingContext()
feedback = QgsProcessingFeedback()
source = os.path.join(testDataPath, 'polys.gml')
source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
alg = PointsAlongLines()
alg.initAlgorithm()

with tempfile.TemporaryDirectory() as outdir:
self.assertEqual(
alg.getConsoleCommands({'INPUT': source,
'DISTANCE': 0.2,
'OUTPUT': outdir + '/check.shp'}, context, feedback),
['ogr2ogr',
outdir + '/check.shp ' +
source + ' ' +
'-dialect sqlite -sql "SELECT ST_Line_Interpolate_Point(geometry, 0.2) AS geometry,* FROM \'polys2\'" ' +
'-f "ESRI Shapefile"'])


class TestGdalOgrToPostGis(unittest.TestCase):

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