Add objects folder inside property tests

tests/property/test_arrays.py → tests/property/objects/test_array_objects.py

@@ -2,11 +2,10 @@
 
 import numpy as np
 import pytest
-from hypothesis import assume, given
-from numpy.testing import assert_array_equal, assert_allclose
+from hypothesis import given
 
-from skspatial.objects import Point, Vector, Line
-from .strategies import st_arrays, st_point, st_vector, st_vector_nonzero
+from skspatial.objects import Point, Vector
+from tests.property.strategies import st_arrays, st_point, st_vector
 
 
 @given(st_arrays)
@@ -19,7 +18,7 @@ def test_length(array):
 
         assert point != vector
         assert point.array.size == vector.array.size == 3
-        assert_array_equal(point.array, vector.array)
+        assert np.allclose(point.array, vector.array)
 
     else:
 

tests/property/test_line.py → tests/property/objects/test_line.py

@@ -1,9 +1,8 @@
 import pytest
 from hypothesis import given
 
-from .strategies import st_point, st_vector, st_vector_nonzero, st_line
-
 from skspatial.objects import Line
+from tests.property.strategies import st_point, st_vector_nonzero, st_line
 
 
 @given(st_point(), st_vector_nonzero())

tests/property/objects/test_plane.py

@@ -0,0 +1,13 @@
+import pytest
+from hypothesis import given
+
+from skspatial.objects import Plane
+from tests.property.strategies import st_point
+
+
+@given(st_point(), st_point(), st_point())
+def test_from_points_failure(point_a, point_b, point_c):
+
+    if point_a.is_collinear(point_b, point_c):
+        with pytest.raises(Exception):
+            Plane.from_points(point_a, point_b, point_c)

tests/property/test_point.py → tests/property/objects/test_point.py

@@ -2,8 +2,7 @@
 import pytest
 from hypothesis import given
 
-from skspatial.constants import ATOL
-from .strategies import st_point, st_vector
+from tests.property.strategies import st_point, st_vector
 
 
 @given(st_point(), st_vector())
@@ -21,8 +20,3 @@ def test_add_subtract(point, vector):
 
     point_3 = point_2.subtract(vector)
     assert point.is_close(point_3)
-
-    # A point is collinear with itself.
-    assert point.is_collinear(point, point)
-
-    assert point.is_collinear(point_2, point_3, atol=ATOL)

tests/property/test_vector.py → tests/property/objects/test_vector.py

@@ -4,7 +4,7 @@
 
 from skspatial.constants import ATOL
 from skspatial.objects import Vector
-from .strategies import st_floats, st_point, st_vector, st_vector_nonzero
+from tests.property.strategies import st_floats, st_point, st_vector, st_vector_nonzero
 
 
 @given(st_point(), st_point())

tests/property/test_comparison.py

@@ -0,0 +1,23 @@
+from hypothesis import given
+
+from skspatial.objects import Line
+from tests.property.strategies import st_point
+
+
+@given(st_point(), st_point(), st_point())
+def test_is_collinear(point_a, point_b, point_c):
+
+    assert point_a.is_collinear(point_a, point_a)
+    assert point_a.is_collinear(point_a, point_b)
+
+    all_different = not (point_a.is_close(point_b) or point_b.is_close(point_c))
+
+    if point_a.is_collinear(point_b, point_c) and all_different:
+
+        line_ab = Line.from_points(point_a, point_b)
+        line_bc = Line.from_points(point_b, point_c)
+
+        assert line_ab.contains_point(point_c)
+        assert line_bc.contains_point(point_a)
+
+        assert line_ab.is_coplanar(line_bc)

tests/property/test_measurement.py

@@ -2,7 +2,7 @@
 from hypothesis import given
 
 from skspatial.measurement import area_triangle, volume_tetrahedron
-from .strategies import st_point, st_line
+from tests.property.strategies import st_point, st_line
 
 
 @given(st_point(), st_point(), st_point())

tests/property/test_projection.py

@@ -5,7 +5,7 @@
 
 from skspatial.constants import ATOL
 from skspatial.objects import Vector
-from .strategies import st_point, st_line, st_plane
+from tests.property.strategies import st_point, st_line, st_plane
 
 
 @pytest.mark.parametrize('name_object', ['line', 'plane'])