Convert tests in #852 to pytest, update change log and version

CHANGES.txt

@@ -1,6 +1,13 @@
 Changes
 =======
 
+1.7.1 (TBD)
+-----------
+
+- Improved documentation of STRtree usage (#857).
+- Improved handling for empty list or list of lists in GeoJSON coordinates
+  (#852).
+
 1.7.0 (2020-01-28)
 ------------------
 

shapely/__init__.py

@@ -1 +1 @@
-__version__ = "1.7.0"
+__version__ = "1.7.1dev"

tests/test_shape.py

@@ -1,47 +1,30 @@
-from . import unittest
+import pytest
+
 from shapely.geometry import shape, Polygon
 
-# numpy is an optional dependency
-try:
-    import numpy as np
-except ImportError:
-    _has_numpy = False
-else:
-    _has_numpy = True
-
-
-class ShapeTestCase(unittest.TestCase):
-
-    def test_polygon_no_coords(self):
-        # using None
-        d = {"type": "Polygon", "coordinates": None}
-        p = shape(d)
-        self.assertEqual(p, Polygon())
-
-        # using empty list
-        d = {"type": "Polygon", "coordinates": []}
-        p = shape(d)
-        self.assertEqual(p, Polygon())
-
-        # using empty array
-        d = {"type": "Polygon", "coordinates": np.array([])}
-        p = shape(d)
-        self.assertEqual(p, Polygon())
-
-    def test_polygon_with_coords_list(self):
-        # list
-        d = {"type": "Polygon", "coordinates": [[[5, 10], [10, 10], [10, 5]]]}
-        p = shape(d)
-        self.assertEqual(p, Polygon([(5, 10), (10, 10), (10, 5)]))
-
-        # numpy array
-        if _has_numpy:
-            d = {"type": "Polygon", "coordinates": np.array([[[5, 10],
-                                                              [10, 10],
-                                                              [10, 5]]])}
-            p = shape(d)
-            self.assertEqual(p, Polygon([(5, 10), (10, 10), (10, 5)]))
-
-
-def test_suite():
-    return unittest.TestLoader().loadTestsFromTestCase(ShapeTestCase)
+
+@pytest.mark.parametrize(
+    "geom",
+    [{"type": "Polygon", "coordinates": None}, {"type": "Polygon", "coordinates": []}],
+)
+def test_polygon_no_coords(geom):
+    assert shape(geom) == Polygon()
+
+
+def test_polygon_empty_np_array():
+    np = pytest.importorskip("numpy")
+    geom = {"type": "Polygon", "coordinates": np.array([])}
+    assert shape(geom) == Polygon()
+
+
+def test_polygon_with_coords_list():
+    geom = {"type": "Polygon", "coordinates": [[[5, 10], [10, 10], [10, 5]]]}
+    obj = shape(geom)
+    assert obj == Polygon([(5, 10), (10, 10), (10, 5)])
+
+
+def test_polygon_not_empty_np_array():
+    np = pytest.importorskip("numpy")
+    geom = {"type": "Polygon", "coordinates": np.array([[[5, 10], [10, 10], [10, 5]]])}
+    obj = shape(geom)
+    assert obj == Polygon([(5, 10), (10, 10), (10, 5)])