Hausaufgabe perspektivische Projektion und Tests

test/test_matrixmania/test_projection.py

@@ -1,5 +1,7 @@
 
-from matrixmania.compute import project_ortho
+import pytest
+
+from matrixmania.compute import project_ortho, project_perspective
 
 
 def test_project_ortho_default():
@@ -24,3 +26,27 @@ def test_project_ortho_scale_100():
 
     # Assert
     assert result == expected
+
+
+def test_project_perspective_default():
+    # Arrange
+    point = (1.0, 2.0, 3.0)
+    expected = (1.0 / 7.0, 2.0 / 7.0)
+
+    # Act
+    result = project_perspective(point)
+
+    # Assert
+    assert result == pytest.approx(expected)
+
+
+def test_project_perspective_focal_length_2_scale_100():
+    # Arrange
+    point = (1.0, 2.0, 3.0)
+    expected = ((1.0 * 2.0 / 7.0) * 100, (2.0 * 2.0 / 7.0) * 100)
+
+    # Act
+    result = project_perspective(point, focal_length=2.0, scale=100)
+
+    # Assert
+    assert result == pytest.approx(expected)