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Fix up missing geometry tests (refs #13099)
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nyalldawson committed Sep 9, 2015
1 parent ac97a0b commit fe5085e
Showing 1 changed file with 46 additions and 9 deletions.
55 changes: 46 additions & 9 deletions tests/src/python/test_qgsgeometry.py
Original file line number Diff line number Diff line change
Expand Up @@ -433,7 +433,7 @@ def testClosestVertex(self):
(dist, minDistPoint, afterVertex) = polygon.closestSegmentWithContext(QgsPoint(0.7, 1.1))
self.assertEqual(afterVertex, 2)
self.assertEqual(minDistPoint, QgsPoint(1, 1))
exp = 0.3**2 + 0.1**2
exp = 0.3 ** 2 + 0.1 ** 2
assert abs(dist - exp) < 0.00001, "Expected: %f; Got:%f" % (exp, dist)

# 3-+-+-2
Expand Down Expand Up @@ -747,6 +747,42 @@ def testMultipoint(self):
assert p == points[i], "Expected %s at %d, got %s" % (points[i].toString(), i, p.toString())
i += 1

multipoint = QgsGeometry.fromWkt("MultiPoint ((5 5))")
assert multipoint.vertexAt(0) == QgsPoint(5, 5), "MULTIPOINT fromWkt failed"

assert multipoint.insertVertex(4, 4, 0), "MULTIPOINT insert 4,4 at 0 failed"
expwkt = "MultiPoint ((4 4, 5 5))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

assert multipoint.insertVertex(7, 7, 2), "MULTIPOINT append 7,7 at 2 failed"
expwkt = "MultiPoint ((4 4, 5 5, 7 7))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

assert multipoint.insertVertex(6, 6, 2), "MULTIPOINT append 6,6 at 2 failed"
expwkt = "MultiPoint ((4 4, 5 5, 6 6, 7 7))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

assert not multipoint.deleteVertex(4), "MULTIPOINT delete at 4 unexpectedly succeeded"
assert not multipoint.deleteVertex(-1), "MULTIPOINT delete at -1 unexpectedly succeeded"

assert multipoint.deleteVertex(1), "MULTIPOINT delete at 1 failed"
expwkt = "MultiPoint ((4 4, 6 6, 7 7))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

assert multipoint.deleteVertex(2), "MULTIPOINT delete at 2 failed"
expwkt = "MultiPoint ((4 4, 6 6))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

assert multipoint.deleteVertex(0), "MULTIPOINT delete at 2 failed"
expwkt = "MultiPoint ((6 6))"
wkt = multipoint.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

multipoint = QgsGeometry.fromWkt("MultiPoint ((5 5))")
assert multipoint.vertexAt(0) == QgsPoint(5, 5), "MultiPoint fromWkt failed"

Expand Down Expand Up @@ -928,10 +964,10 @@ def testDeleteVertex(self):
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

polygon = QgsGeometry.fromWkt("MultiPolygon (((0 0, 1 0, 1 1, 2 1, 2 2, 0 2, 0 0)),((4 0, 5 0, 5 2, 3 2, 3 1, 4 1, 4 0)))")
for i in range(3): # cannot have less than four points in a ring
for i in range(6):
assert polygon.deleteVertex(0), "Delete vertex 0 failed"

expwkt = "MultiPolygon (((2 1, 2 2, 0 2, 2 1)),((4 0, 5 0, 5 2, 3 2, 3 1, 4 1, 4 0)))"
expwkt = "MultiPolygon (((4 0, 5 0, 5 2, 3 2, 3 1, 4 1, 4 0)))"
wkt = polygon.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

Expand All @@ -945,17 +981,18 @@ def testDeleteVertex(self):
polygon = QgsGeometry.fromWkt("Polygon ((0 0, 9 0, 9 3, 0 3, 0 0),(1 1, 2 1, 2 2, 1 2, 1 1),(3 1, 4 1, 4 2, 3 2, 3 1),(5 1, 6 1, 6 2, 5 2, 5 1),(7 1, 8 1, 8 2, 7 2, 7 1))")
# 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

#cannot have less than 4 vertices in a ring
assert polygon.deleteVertex(16), "Delete vertex 16 failed" % i
for i in range(4):
assert polygon.deleteVertex(16), "Delete vertex 16 failed" % i

expwkt = "Polygon ((0 0, 9 0, 9 3, 0 3, 0 0),(1 1, 2 1, 2 2, 1 2, 1 1),(3 1, 4 1, 4 2, 3 2, 3 1),(5 1, 6 2, 5 2, 5 1),(7 1, 8 1, 8 2, 7 2, 7 1))"
expwkt = "Polygon ((0 0, 9 0, 9 3, 0 3, 0 0),(1 1, 2 1, 2 2, 1 2, 1 1),(3 1, 4 1, 4 2, 3 2, 3 1),(7 1, 8 1, 8 2, 7 2, 7 1))"
wkt = polygon.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

#ring needs to have at least 4 vertices!
assert polygon.deleteVertex(5), "Delete vertex 5 failed" % i
for i in range(3):
for j in range(4):
assert polygon.deleteVertex(5), "Delete vertex 5 failed" % i

expwkt = "Polygon ((0 0, 9 0, 9 3, 0 3, 0 0),(2 1, 2 2, 1 2, 2 1),(3 1, 4 1, 4 2, 3 2, 3 1),(5 1, 6 2, 5 2, 5 1),(7 1, 8 1, 8 2, 7 2, 7 1))"
expwkt = "Polygon ((0 0, 9 0, 9 3, 0 3, 0 0))"
wkt = polygon.exportToWkt()
assert compareWkt(expwkt, wkt), "Expected:\n%s\nGot:\n%s\n" % (expwkt, wkt)

Expand Down

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