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support.initthuban() |
support.initthuban() |
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from Thuban.Model.load import load_session, parse_color |
from Thuban.Model.load import load_session, parse_color |
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from Thuban.Model.session import Session |
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from Thuban.Model.map import Map |
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from Thuban.Model.layer import Layer |
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from Thuban.Model.proj import Projection |
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from Thuban.Model.color import Color |
from Thuban.Model.color import Color |
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from Thuban.Model.table import FIELDTYPE_INT, FIELDTYPE_DOUBLE, FIELDTYPE_STRING |
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from Thuban.Model.classification import ClassGroupProperties, ClassGroupRange,\ |
from Thuban.Model.classification import ClassGroupProperties, ClassGroupRange,\ |
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ClassGroupSingleton, ClassGroupDefault |
ClassGroupSingleton, ClassGroupDefault |
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def filenames_equal(name1, name2): |
def filenames_equal(name1, name2): |
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"""Return true if the filenames name1 and name2 are equal. |
"""Return true if the filenames name1 and name2 are equal. |
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return os.path.normpath(name1) == os.path.normpath(name2) |
return os.path.normpath(name1) == os.path.normpath(name2) |
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contents_single_map = '''\ |
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class LoadSessionTest(support.FileLoadTestCase): |
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"""Base class for .thuban file loading tests |
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Basically the same as the FileLoadTestCase, except that all tests |
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use the '.thuban' extension by default and that setUp and tearDown |
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handle sessions. |
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""" |
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file_extension = ".thuban" |
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def setUp(self): |
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"""Create the test files""" |
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support.FileLoadTestCase.setUp(self) |
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self.session = None |
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def tearDown(self): |
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if self.session is not None: |
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self.session.Destroy() |
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self.session = None |
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class ClassificationTest(LoadSessionTest): |
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""" |
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Base class for tests that do some detailed checking of classifications |
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""" |
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def TestLayers(self, layers, expected): |
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TITLE = 0 |
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NUM_GROUPS = 1 |
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CLASSES = 2 |
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GROUP_TYPE = 0 |
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GROUP_DATA = 1 |
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GROUP_LABEL = 2 |
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GROUP_PROPS = 3 |
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eq = self.assertEquals |
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eq(len(layers), len(expected)) |
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for layer, data in zip(layers, expected): |
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eq(layer.Title(), data[TITLE]) |
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clazz = layer.GetClassification() |
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eq(clazz.GetNumGroups(), data[NUM_GROUPS]) |
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eq(clazz.GetNumGroups() + 1, len(data[CLASSES])) |
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i = 0 |
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for group in clazz: |
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props = ClassGroupProperties() |
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props.SetLineColor( |
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parse_color(data[CLASSES][i][GROUP_PROPS][0])) |
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props.SetLineWidth(data[CLASSES][i][GROUP_PROPS][1]) |
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props.SetFill( |
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parse_color(data[CLASSES][i][GROUP_PROPS][2])) |
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if data[CLASSES][i][GROUP_TYPE] == "default": |
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g = ClassGroupDefault(props, data[CLASSES][i][GROUP_LABEL]) |
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elif data[CLASSES][i][GROUP_TYPE] == "range": |
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g = ClassGroupRange(data[CLASSES][i][GROUP_DATA][0], |
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data[CLASSES][i][GROUP_DATA][1], |
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props, data[CLASSES][i][GROUP_LABEL]) |
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elif data[CLASSES][i][GROUP_TYPE] == "single": |
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g = ClassGroupSingleton(data[CLASSES][i][GROUP_DATA], |
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props, data[CLASSES][i][GROUP_LABEL]) |
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eq(group, g) |
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i += 1 |
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class TestSingleLayer(LoadSessionTest): |
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file_contents = '''\ |
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<?xml version="1.0" encoding="UTF-8"?> |
<?xml version="1.0" encoding="UTF-8"?> |
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<!DOCTYPE session SYSTEM "thuban.dtd"> |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
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<session title="single map&layer"> |
<session title="single map&layer"> |
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</session> |
</session> |
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''' |
''' |
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contents_classified_map_v0_2 = '''\ |
def test(self): |
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"""Load a session with a single map with a single layer""" |
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eq = self.assertEquals |
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session = load_session(self.filename()) |
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self.session = session |
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# Check the title |
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eq(session.Title(), "single map&layer") |
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# the session has one map. |
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maps = session.Maps() |
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eq(len(maps), 1) |
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# Check the map's attributes |
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map = maps[0] |
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eq(map.Title(), "Test Map") |
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# the map has a single layer |
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layers = map.Layers() |
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eq(len(layers), 1) |
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# Check the layer attributes |
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layer = layers[0] |
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eq(layer.Title(), "My Layer") |
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self.failUnless(filenames_equal(layer.ShapeStore().FileName(), |
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os.path.join(self.temp_dir(), |
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os.pardir, os.pardir, |
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"Data", "iceland", |
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"political.shp"))) |
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eq(layer.GetClassification().GetDefaultFill(), Color.Transparent) |
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eq(layer.GetClassification().GetDefaultLineColor().hex(), "#000000") |
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eq(layer.Visible(), True) |
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self.session.Destroy() |
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self.session = None |
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class TestLayerVisibility(LoadSessionTest): |
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file_contents = '''\ |
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<?xml version="1.0" encoding="UTF-8"?> |
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<!DOCTYPE session SYSTEM "thuban.dtd"> |
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<session title="single map&layer"> |
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<map title="Test Map"> |
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<projection> |
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<parameter value="zone=26"/> |
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<parameter value="proj=utm"/> |
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<parameter value="ellps=clrk66"/> |
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</projection> |
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<layer title="My Layer" stroke_width="1" fill="None" |
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filename="../../Data/iceland/political.shp" |
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stroke="#000000" visible="false"> |
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</layer> |
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</map> |
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</session> |
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''' |
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190 |
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def test(self): |
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"""Test that the visible flag is correctly loaded for a layer.""" |
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eq = self.assertEquals |
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session = load_session(self.filename()) |
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self.session = session |
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maps = session.Maps() |
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eq(len(maps), 1) |
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map = maps[0] |
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layers = map.Layers() |
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eq(len(layers), 1) |
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layer = layers[0] |
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eq(layer.Visible(), False) |
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class TestClassification(ClassificationTest): |
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file_contents = '''\ |
210 |
<?xml version="1.0" encoding="UTF-8"?> |
<?xml version="1.0" encoding="UTF-8"?> |
211 |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
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<session title="single map&layer"> |
<session title="single map&layer"> |
256 |
</session> |
</session> |
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''' |
''' |
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contents_test_labels = '''\ |
def test(self): |
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"""Load a Thuban 0.2 session with a map and classified layers.""" |
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session = load_session(self.filename()) |
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self.session = session |
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map = self.session.Maps()[0] # only one map in the sample |
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expected = [("My Layer", 2, |
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[("default", (), "", |
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("#000000", 1, "None")), |
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("single", "1", "", |
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("#000000", 2, "None")), |
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("single", "1", "", |
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("#000000", 10, "None"))]), |
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("My Layer 2", 4, |
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[("default", (), "", |
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("#000000", 2, "None")), |
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("range", (0, 1), "", |
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("#111111", 1, "None")), |
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("single", .5, "", |
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("#000000", 1, "#111111")), |
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("range", (-1, 0), "", |
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("#000000", 1, "None")), |
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("single", -.5, "", |
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("#000000", 1, "None"))])] |
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self.TestLayers(map.Layers(), expected) |
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class TestLabels(ClassificationTest): |
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file_contents = '''\ |
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<?xml version="1.0" encoding="UTF-8"?> |
<?xml version="1.0" encoding="UTF-8"?> |
292 |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
293 |
<session title="single map&layer"> |
<session title="single map&layer"> |
313 |
</session> |
</session> |
314 |
''' |
''' |
315 |
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contents_test_layer_projection = '''\ |
def test(self): |
317 |
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"""Load a session and test for reading the group labels.""" |
318 |
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eq = self.assertEquals |
319 |
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session = load_session(self.filename()) |
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self.session = session |
321 |
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map = self.session.Maps()[0] # only one map in the sample |
323 |
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expected = [("My Layer", 1, |
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[("default", (), "hallo", |
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("#000000", 1, "None")), |
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("single", "1", "welt", |
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("#000000", 2, "None"))])] |
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self.TestLayers(map.Layers(), expected) |
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class TestLayerProjection(LoadSessionTest): |
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file_contents = '''\ |
336 |
<?xml version="1.0" encoding="UTF-8"?> |
<?xml version="1.0" encoding="UTF-8"?> |
337 |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
<!DOCTYPE session SYSTEM "thuban.dtd"> |
338 |
<session title="single map&layer"> |
<session title="single map&layer"> |
371 |
</session> |
</session> |
372 |
''' |
''' |
373 |
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374 |
contents_test_visible = '''\ |
def test(self): |
375 |
<?xml version="1.0" encoding="UTF-8"?> |
"""Test loading layers with projections""" |
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<!DOCTYPE session SYSTEM "thuban.dtd"> |
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<session title="single map&layer"> |
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<map title="Test Map"> |
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<projection> |
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<parameter value="zone=26"/> |
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<parameter value="proj=utm"/> |
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<parameter value="ellps=clrk66"/> |
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</projection> |
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<layer title="My Layer" stroke_width="1" fill="None" |
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filename="../../Data/iceland/political.shp" |
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stroke="#000000" visible="false"> |
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</layer> |
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</map> |
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</session> |
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''' |
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class LoadSessionTest(unittest.TestCase, support.FileTestMixin): |
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def setUp(self): |
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"""Create the test files""" |
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file = open(self.temp_file_name("load_singlelayer.thuban"), "w") |
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file.write(contents_single_map) |
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file.close() |
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file = open(self.temp_file_name("load_classified_v0_2.thuban"), "w") |
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file.write(contents_classified_map_v0_2) |
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file.close() |
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file = open(self.temp_file_name("load_labels.thuban"), "w") |
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file.write(contents_test_labels) |
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file.close() |
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file = open(self.temp_file_name("load_layerproj.thuban"), "w") |
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file.write(contents_test_layer_projection) |
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file.close() |
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file = open(self.temp_file_name("load_visible.thuban"), "w") |
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file.write(contents_test_visible) |
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file.close() |
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self.session = None |
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def tearDown(self): |
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if self.session is not None: |
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self.session.Destroy() |
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self.session = None |
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def testSingleLayer(self): |
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"""Load a session with a single map with a single layer""" |
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eq = self.assertEquals |
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session = load_session(self.temp_file_name("load_singlelayer.thuban")) |
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self.session = session |
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# Check the title |
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eq(session.Title(), "single map&layer") |
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# the session has one map. |
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maps = session.Maps() |
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eq(len(maps), 1) |
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# Check the map's attributes |
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map = maps[0] |
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eq(map.Title(), "Test Map") |
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# the map has a single layer |
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layers = map.Layers() |
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eq(len(layers), 1) |
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# Check the layer attributes |
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layer = layers[0] |
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eq(layer.Title(), "My Layer") |
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self.failUnless(filenames_equal(layer.filename, |
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os.path.join(self.temp_dir(), |
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os.pardir, os.pardir, |
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"Data", "iceland", |
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"political.shp"))) |
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eq(layer.GetClassification().GetDefaultFill(), Color.Transparent) |
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eq(layer.GetClassification().GetDefaultLineColor().hex(), "#000000") |
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eq(layer.Visible(), True) |
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self.session.Destroy() |
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self.session = None |
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def testLayerVisibility(self): |
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"""Test that the visible flag is correctly loaded for a layer.""" |
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eq = self.assertEquals |
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session = load_session(self.temp_file_name("load_visible.thuban")) |
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self.session = session |
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maps = session.Maps() |
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eq(len(maps), 1) |
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map = maps[0] |
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layers = map.Layers() |
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eq(len(layers), 1) |
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layer = layers[0] |
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eq(layer.Visible(), False) |
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def testClassification(self): |
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"""Load a session with a map and classified layers.""" |
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session = load_session(self.temp_file_name("load_classified_v0_2.thuban")) |
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self.session = session |
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map = self.session.Maps()[0] # only one map in the sample |
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expected = [("My Layer", 2, |
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[("default", (), "", |
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("#000000", 1, "None")), |
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("single", "1", "", |
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("#000000", 2, "None")), |
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("single", "1", "", |
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("#000000", 10, "None"))]), |
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("My Layer 2", 4, |
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[("default", (), "", |
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("#000000", 2, "None")), |
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("range", (0, 1), "", |
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("#111111", 1, "None")), |
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("single", .5, "", |
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("#000000", 1, "#111111")), |
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("range", (-1, 0), "", |
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("#000000", 1, "None")), |
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("single", -.5, "", |
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("#000000", 1, "None"))])] |
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self.TestLayers(map.Layers(), expected) |
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def TestLayers(self, layers, expected): |
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TITLE = 0 |
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NUM_GROUPS = 1 |
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CLASSES = 2 |
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GROUP_TYPE = 0 |
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GROUP_DATA = 1 |
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GROUP_LABEL = 2 |
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GROUP_PROPS = 3 |
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eq = self.assertEquals |
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eq(len(layers), len(expected)) |
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for layer, data in zip(layers, expected): |
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eq(layer.Title(), data[TITLE]) |
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clazz = layer.GetClassification() |
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eq(clazz.GetNumGroups(), data[NUM_GROUPS]) |
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eq(clazz.GetNumGroups() + 1, len(data[CLASSES])) |
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i = 0 |
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for group in clazz: |
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props = ClassGroupProperties() |
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props.SetLineColor( |
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parse_color(data[CLASSES][i][GROUP_PROPS][0])) |
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props.SetLineWidth(data[CLASSES][i][GROUP_PROPS][1]) |
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props.SetFill( |
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parse_color(data[CLASSES][i][GROUP_PROPS][2])) |
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if data[CLASSES][i][GROUP_TYPE] == "default": |
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g = ClassGroupDefault(props, data[CLASSES][i][GROUP_LABEL]) |
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elif data[CLASSES][i][GROUP_TYPE] == "range": |
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g = ClassGroupRange(data[CLASSES][i][GROUP_DATA][0], |
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data[CLASSES][i][GROUP_DATA][1], |
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props, data[CLASSES][i][GROUP_LABEL]) |
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elif data[CLASSES][i][GROUP_TYPE] == "single": |
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g = ClassGroupSingleton(data[CLASSES][i][GROUP_DATA], |
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props, data[CLASSES][i][GROUP_LABEL]) |
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eq(group, g) |
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i += 1 |
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def testLabels(self): |
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"""Load a session and test for reading the group labels.""" |
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eq = self.assertEquals |
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session = load_session(self.temp_file_name("load_labels.thuban")) |
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self.session = session |
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map = self.session.Maps()[0] # only one map in the sample |
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expected = [("My Layer", 1, |
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[("default", (), "hallo", |
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("#000000", 1, "None")), |
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("single", "1", "welt", |
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("#000000", 2, "None"))])] |
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self.TestLayers(map.Layers(), expected) |
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def testLayerProjection(self): |
|
376 |
eq = self.assertEquals |
eq = self.assertEquals |
377 |
neq = self.assertNotEqual |
neq = self.assertNotEqual |
378 |
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|
379 |
session = load_session(self.temp_file_name("load_layerproj.thuban")) |
session = load_session(self.filename()) |
380 |
self.session = session |
self.session = session |
381 |
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|
382 |
map = self.session.Maps()[0] # only one map in the sample |
map = self.session.Maps()[0] # only one map in the sample |
398 |
eq(proj.GetParameter("proj"), "lcc") |
eq(proj.GetParameter("proj"), "lcc") |
399 |
eq(proj.GetParameter("ellps"), "clrk66") |
eq(proj.GetParameter("ellps"), "clrk66") |
400 |
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if __name__ == "__main__": |
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unittest.main() |
|
401 |
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|
402 |
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class TestRasterLayer(LoadSessionTest): |
403 |
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|
404 |
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file_contents = '''\ |
405 |
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<?xml version="1.0" encoding="UTF-8"?> |
406 |
|
<!DOCTYPE session SYSTEM "thuban.dtd"> |
407 |
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<session title="single map&layer"> |
408 |
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<map title="Test Map"> |
409 |
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<rasterlayer title="My RasterLayer" |
410 |
|
filename="../../Data/iceland/island.tif" |
411 |
|
visible="false"> |
412 |
|
</rasterlayer> |
413 |
|
</map> |
414 |
|
</session> |
415 |
|
''' |
416 |
|
|
417 |
|
def test(self): |
418 |
|
eq = self.assertEquals |
419 |
|
neq = self.assertNotEqual |
420 |
|
|
421 |
|
session = load_session(self.filename()) |
422 |
|
self.session = session |
423 |
|
|
424 |
|
map = self.session.Maps()[0] # only one map in the sample |
425 |
|
|
426 |
|
layer = map.Layers()[0] # one layer in the sample |
427 |
|
|
428 |
|
eq(layer.Title(), "My RasterLayer") |
429 |
|
self.failIf(layer.Visible()) |
430 |
|
self.failUnless(filenames_equal(layer.GetImageFilename(), |
431 |
|
os.path.join(self.temp_dir(), |
432 |
|
os.pardir, os.pardir, |
433 |
|
"Data", "iceland", |
434 |
|
"island.tif"))) |
435 |
|
|
436 |
|
if __name__ == "__main__": |
437 |
|
unittest.main() |