Improved tests [skip ci]

Author: ankane

tests/test_half_vector.py

@@ -8,22 +8,25 @@ class TestHalfVector:
     def test_list(self):
         assert HalfVector([1, 2, 3]).to_list() == [1, 2, 3]
 
+    def test_list_empty(self):
+        assert HalfVector([]).to_list() == []
+
     def test_list_str(self):
         with pytest.raises(ValueError) as error:
             HalfVector([1, 'two', 3])  # ty: ignore[invalid-argument-type]
         assert str(error.value) == 'expected list[float]'
 
+    def test_list_list(self):
+        with pytest.raises(ValueError) as error:
+            HalfVector([[1, 2], [3, 4]])  # ty: ignore[invalid-argument-type]
+        assert str(error.value) == 'expected list[float]'
+
     def test_ndarray(self):
         arr = np.array([1, 2, 3])
         assert HalfVector(arr).to_list() == [1, 2, 3]
         assert HalfVector(arr).to_numpy() is not arr
 
-    def test_ndim_two(self):
-        with pytest.raises(ValueError) as error:
-            HalfVector([[1, 2], [3, 4]])  # ty: ignore[invalid-argument-type]
-        assert str(error.value) == 'expected list[float]'
-
-    def test_ndim_zero(self):
+    def test_int(self):
         with pytest.raises(ValueError) as error:
             HalfVector(1)  # ty: ignore[invalid-argument-type]
         assert str(error.value) == 'expected list or ndarray'

tests/test_vector.py

@@ -8,22 +8,25 @@ class TestVector:
     def test_list(self):
         assert Vector([1, 2, 3]).to_list() == [1, 2, 3]
 
+    def test_list_empty(self):
+        assert Vector([]).to_list() == []
+
     def test_list_str(self):
         with pytest.raises(ValueError) as error:
             Vector([1, 'two', 3])  # ty: ignore[invalid-argument-type]
         assert str(error.value) == 'expected list[float]'
 
+    def test_list_list(self):
+        with pytest.raises(ValueError) as error:
+            Vector([[1, 2], [3, 4]])  # ty: ignore[invalid-argument-type]
+        assert str(error.value) == 'expected list[float]'
+
     def test_ndarray(self):
         arr = np.array([1, 2, 3])
         assert Vector(arr).to_list() == [1, 2, 3]
         assert Vector(arr).to_numpy() is not arr
 
-    def test_ndim_two(self):
-        with pytest.raises(ValueError) as error:
-            Vector([[1, 2], [3, 4]])  # ty: ignore[invalid-argument-type]
-        assert str(error.value) == 'expected list[float]'
-
-    def test_ndim_zero(self):
+    def test_int(self):
         with pytest.raises(ValueError) as error:
             Vector(1)  # ty: ignore[invalid-argument-type]
         assert str(error.value) == 'expected list or ndarray'