Space filling

README.md

@@ -5,7 +5,7 @@ A predictable, interpretable wordcloud library
 Run `poetry install`
 
 ## Development
-Run `poetry run black src` and `poetry run pylint src` for styling and linting.
+Run `poetry run black wrdcld` and `poetry run pylint wrdcld` for styling and linting.
 
 ## Testing
-Todo
+Run `python -m unittest discover tests/`

tests/test_rectangle.py

@@ -0,0 +1,24 @@
+from wrdcld.rectangle import Rectangle
+from unittest import TestCase
+
+
+class TestRectangle(TestCase):
+    def test_basic_properties(self):
+        r = Rectangle(width=5, height=7, x=1, y=2)
+        self.assertEqual(r.xy, (1, 2))
+        self.assertEqual(r.wh, (5, 7))
+        self.assertEqual(r.right, 6)
+        self.assertEqual(r.bottom, 9)
+        self.assertEqual(r.xyrb, (1, 2, 6, 9))
+        self.assertEqual(r.area, 35)
+
+    def test_rotation(self):
+        r = Rectangle(width=10, height=3, x=20, y=30)
+        r_ccw = r.rotated_ccw
+
+        self.assertEqual(r_ccw.x, 20)
+        self.assertEqual(r_ccw.y, 23)
+        self.assertEqual(r_ccw.width, 3)
+        self.assertEqual(r_ccw.height, 10)
+
+        self.assertEqual(r.area, r_ccw.area)