Final exam version

venv/lib/python3.12/site-packages/pygame/tests/touch_test.py

@@ -0,0 +1,97 @@
+import unittest
+import os
+import pygame
+from pygame._sdl2 import touch
+from pygame.tests.test_utils import question
+
+
+has_touchdevice = touch.get_num_devices() > 0
+
+
+class TouchTest(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        pygame.display.init()
+
+    @classmethod
+    def tearDownClass(cls):
+        pygame.display.quit()
+
+    def test_num_devices(self):
+        touch.get_num_devices()
+
+    @unittest.skipIf(not has_touchdevice, "no touch devices found")
+    def test_get_device(self):
+        touch.get_device(0)
+
+    def test_get_device__invalid(self):
+        self.assertRaises(pygame.error, touch.get_device, -1234)
+        self.assertRaises(TypeError, touch.get_device, "test")
+
+    @unittest.skipIf(not has_touchdevice, "no touch devices found")
+    def test_num_fingers(self):
+        touch.get_num_fingers(touch.get_device(0))
+
+    def test_num_fingers__invalid(self):
+        self.assertRaises(TypeError, touch.get_num_fingers, "test")
+        self.assertRaises(pygame.error, touch.get_num_fingers, -1234)
+
+
+class TouchInteractiveTest(unittest.TestCase):
+    __tags__ = ["interactive"]
+
+    @unittest.skipIf(not has_touchdevice, "no touch devices found")
+    def test_get_finger(self):
+        """ask for touch input and check the dict"""
+
+        pygame.display.init()
+        pygame.font.init()
+
+        os.environ["SDL_VIDEO_WINDOW_POS"] = "50,50"
+        screen = pygame.display.set_mode((800, 600))
+        screen.fill((255, 255, 255))
+
+        font = pygame.font.Font(None, 32)
+        instructions_str_1 = "Please place some fingers on your touch device"
+        instructions_str_2 = (
+            "Close the window when finished, " "and answer the question"
+        )
+        inst_1_render = font.render(instructions_str_1, True, pygame.Color("#000000"))
+        inst_2_render = font.render(instructions_str_2, True, pygame.Color("#000000"))
+
+        running = True
+        while running:
+            for event in pygame.event.get():
+                if event.type == pygame.QUIT:
+                    running = False
+
+            finger_data_renders = []
+            num_devices = pygame._sdl2.touch.get_num_devices()
+            if num_devices > 0:
+                first_device = pygame._sdl2.touch.get_device(0)
+                num_fingers = pygame._sdl2.touch.get_num_fingers(first_device)
+                if num_fingers > 0:
+                    for finger_index in range(0, num_fingers):
+                        data = pygame._sdl2.touch.get_finger(first_device, finger_index)
+                        render = font.render(
+                            f"finger - {data}", True, pygame.Color("#000000")
+                        )
+
+                        finger_data_renders.append(render)
+
+            screen.fill((255, 255, 255))
+            screen.blit(inst_1_render, (5, 5))
+            screen.blit(inst_2_render, (5, 40))
+            for index, finger in enumerate(finger_data_renders):
+                screen.blit(finger, (5, 80 + (index * 40)))
+
+            pygame.display.update()
+
+        response = question("Does the finger data seem correct?")
+        self.assertTrue(response)
+
+        pygame.display.quit()
+
+
+if __name__ == "__main__":
+    unittest.main()