refactor to reduce complexity of nesting

tests/test_snapping_system.py

@@ -462,51 +462,6 @@ class TestSnapEdgeToTargets:
         assert result is None
 
 
-class TestSnapAxis:
-    """Tests for _snap_axis method"""
-
-    def test_snap_axis_to_start(self):
-        """Test snapping axis to start edge"""
-        snap = SnappingSystem()
-        snap.snap_to_edges = True
-        snap.snap_to_grid = False
-        snap.snap_to_guides = False
-
-        dpi = 300
-        threshold_px = 50
-
-        result = snap._snap_axis(
-            position=10, size=50, page_size_mm=210, dpi=dpi, snap_threshold_px=threshold_px, orientation="vertical"
-        )
-
-        assert result == 0
-
-    def test_snap_axis_to_end(self):
-        """Test snapping axis so element end aligns with page end"""
-        snap = SnappingSystem()
-        snap.snap_to_edges = True
-        snap.snap_to_grid = False
-        snap.snap_to_guides = False
-
-        dpi = 300
-        page_size_mm = 210
-        page_size_px = page_size_mm * dpi / 25.4
-        element_size = 50
-        threshold_px = 50
-
-        result = snap._snap_axis(
-            position=page_size_px - element_size - 10,
-            size=element_size,
-            page_size_mm=page_size_mm,
-            dpi=dpi,
-            snap_threshold_px=threshold_px,
-            orientation="vertical",
-        )
-
-        expected = page_size_px - element_size
-        assert abs(result - expected) < 1
-
-
 class TestGetSnapLines:
     """Tests for get_snap_lines method"""