Ensure trigger is enabled

tests/test_basic.py

@@ -640,39 +640,33 @@ def test_execute_trigger(runtime: Runtime):
     dm = runtime.device_manager()
     p = runtime.get_configuration()
 
-    p.video[0].camera.identifier = dm.select(DeviceKind.Camera, "simulated.*random.*")
+    p.video[0].camera.identifier = dm.select(DeviceKind.Camera, "simulated.*empty.*")
     p.video[0].storage.identifier = dm.select(DeviceKind.Storage, "Trash")
     p.video[0].camera.settings.binning = 1
     p.video[0].camera.settings.shape = (64, 48)
-    p.video[0].camera.settings.exposure_time_us = 1e4
+    p.video[0].camera.settings.exposure_time_us = 1e3
     p.video[0].camera.settings.pixel_type = acquire.SampleType.U8
-    p.video[0].camera.settings.input_triggers.frame_start.line = 1
-    p.video[0].camera.settings.input_triggers.frame_start.enable = True
-    p.video[0].max_frame_count = 100
+    p.video[0].camera.settings.input_triggers.frame_start = Trigger(enable=True, line=0, edge='Rising')
+    p.video[0].max_frame_count = 10
 
     p = runtime.set_configuration(p)
 
+    assert p.video[0].camera.settings.input_triggers.frame_start.enable
+
     runtime.start()
 
-    # Snap one frame
-    runtime.execute_trigger(0)
-    packet = wait_for_data(runtime, 0)
-    # TODO: why do i get more than one frame?
-    assert packet.get_frame_count() >= 1
-    frames = tuple(packet.frames())
-    assert frames[0].metadata().frame_id >= 0
-    del frames
-    del packet
+    # No triggers yet, so no data.
+    assert runtime.get_available_data(0) is None
 
-    # Snap another frame
-    runtime.execute_trigger(0)
-    packet = wait_for_data(runtime, 0)
-    # TODO: why do i get more than one frame?
-    assert packet.get_frame_count() >= 1
-    frames = tuple(packet.frames())
-    assert frames[0].metadata().frame_id >= 1
-    del frames
-    del packet
+    # Snap a few individual frames
+    for i in range(p.video[0].max_frame_count):
+        runtime.execute_trigger(0)
+        packet = wait_for_data(runtime, 0)
+        frames = tuple(packet.frames())
+        assert packet.get_frame_count() == 1
+        assert frames[0].metadata().frame_id == i
+        del frames
+        del packet
 
     runtime.stop()