Добавить общие графики, декодер KONOR и порт STM32 bxCAN

python/tests/test_plot.py

@@ -0,0 +1,50 @@
+"""Cross-port contract: Python/ctypes and Kotlin/JNI consume the same fixtures."""
+import ctypes
+import json
+import math
+import os
+from pathlib import Path
+import unittest
+
+from protocan.plot import Bounds, Marker, Markers, PlotMath, Viewport
+
+
+class PlotTests(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        cls.core = PlotMath(ctypes.CDLL(os.environ["SETPROTOCOL_LIBRARY"]))
+
+    def test_shared_numeric_fixtures(self):
+        path = Path(__file__).resolve().parents[2] / "c/set-protocol/tests/fixtures/plot-v1.json"
+        for case in json.loads(path.read_text())["cases"]:
+            with self.subTest(case=case["name"]):
+                if case["output"] is None:
+                    with self.assertRaises(ValueError):
+                        self.core.call(case["op"], *case["input"])
+                else:
+                    actual = self.core.call(case["op"], *case["input"])
+                    self.assertEqual(len(actual), len(case["output"]))
+                    for a, b in zip(actual, case["output"]):
+                        self.assertAlmostEqual(a, b, places=10)
+
+    def test_markers_stay_in_data_coordinates_and_cross(self):
+        bounds = Bounds(1000, 2000, -10, 10)
+        markers = Markers().positioned(self.core, bounds)
+        zoomed = bounds.visible(self.core, Viewport(.25, .25, .5, .5))
+        self.assertEqual(markers, markers.positioned(self.core, zoomed))
+        moved = markers.drag(self.core, Marker.A, 50, 500, zoomed)
+        self.assertAlmostEqual(moved.a, markers.a + 50)
+        self.assertEqual(markers.b, moved.b)
+        self.assertEqual(Marker.A, moved.hit(self.core, 0, 50, 500, 100, 20, zoomed))
+        crossed = markers.move(Marker.A, 1900).move(Marker.B, 1100)
+        self.assertEqual(-800, self.core.delta(crossed.a, crossed.b))
+
+    def test_invalid_numeric_inputs_do_not_escape_to_painter(self):
+        for value in (math.nan, math.inf, -math.inf):
+            self.assertEqual(Viewport(), Viewport().transform(self.core, zoom_x=value))
+            with self.assertRaises(ValueError):
+                self.core.pinch_axis(value, 10, 8)
+
+
+if __name__ == "__main__":
+    unittest.main()