Add some running code for lidar cache, test stubs, fix proto.

car/tests/test_algorithms.py

@@ -0,0 +1,33 @@
+import unittest
+import car.tracking as tracking
+from car.tracking.devices.mock_lidar import MockLidar
+import car.tracking.lidar_loader as loader
+
+class TestAlgorithms(unittest.TestCase):
+
+    def setUp(self):
+        self.lidar = MockLidar(iter(loader.get_scans('../src/car/tracking/out.pickle')))
+
+    def test_find_centre(self):
+        # e.g.
+        #self.assertEqual
+        pass
+
+    def test_convert_lidar_cartesian(self):
+        pass
+
+    def test_convert_cartesian_lidar(self):
+        pass
+
+    def test_calc_groups_runs(self):
+        pass
+
+    def test_group_changing(self):
+        pass
+
+    def tearDown(self):
+        pass
+
+
+if __name__ == '__main__':
+    unittest.main()

car/tests/test_lidar_cache.py

@@ -0,0 +1,10 @@
+import unittest
+import car.tracking as tracking
+
+class TestLidarCache(unittest.TestCase):
+    
+    def test_fake_scanner(self):
+        pass
+
+if __name__ == '__main__':
+    unittest.main()