flatten and space age exercise

python/space-age/space_age_test.py

@@ -0,0 +1,41 @@
+import unittest
+
+from space_age import SpaceAge
+
+
+# Tests adapted from `problem-specifications//canonical-data.json` @ v1.2.0
+
+class SpaceAgeTest(unittest.TestCase):
+
+    def test_age_on_mercury(self):
+        self.assertEqual(SpaceAge(2134835688).on_mercury(), 280.88)
+
+    def test_age_on_venus(self):
+        self.assertEqual(SpaceAge(189839836).on_venus(), 9.78)
+
+    def test_age_on_earth(self):
+        self.assertEqual(SpaceAge(1000000000).on_earth(), 31.69)
+
+    def test_age_on_mars(self):
+        self.assertEqual(SpaceAge(2129871239).on_mars(), 35.88)
+
+    def test_age_on_jupiter(self):
+        self.assertEqual(SpaceAge(901876382).on_jupiter(), 2.41)
+
+    def test_age_on_saturn(self):
+        self.assertEqual(SpaceAge(2000000000).on_saturn(), 2.15)
+
+    def test_age_on_uranus(self):
+        self.assertEqual(SpaceAge(1210123456).on_uranus(), 0.46)
+
+    def test_age_on_neptune(self):
+        self.assertEqual(SpaceAge(1821023456).on_neptune(), 0.35)
+
+    # Additional tests for this track
+
+    def test_age_in_seconds(self):
+        self.assertEqual(SpaceAge(1e6).seconds, 1e6)
+
+
+if __name__ == '__main__':
+    unittest.main()