feat(position_indicator): improved design and added more customization options

tests/unit_tests/test_position_indicator.py

@@ -0,0 +1,42 @@
+import pytest
+
+from bec_widgets.widgets.position_indicator.position_indicator import PositionIndicator
+
+
+@pytest.fixture
+def position_indicator(qtbot):
+    """Fixture for PositionIndicator widget"""
+    pi = PositionIndicator()
+    qtbot.addWidget(pi)
+    qtbot.waitExposed(pi)
+    return pi
+
+
+def test_position_indicator_set_range(position_indicator):
+    """
+    Test set_range method of PositionIndicator
+    """
+    position_indicator.set_range(0, 20)
+    assert position_indicator.minimum == 0
+    assert position_indicator.maximum == 20
+
+
+def test_position_indicator_set_value(position_indicator):
+    """
+    Test set_value method of PositionIndicator and the correct mapping of the value
+    within the paintEvent method
+    """
+    # pylint: disable=protected-access
+    position_indicator.set_value(50)
+    assert position_indicator.position == 50
+
+    position_indicator.paintEvent(None)
+    assert position_indicator._current_indicator_position == 50
+
+    position_indicator.set_value(100)
+    position_indicator.paintEvent(None)
+    assert position_indicator._draw_position == position_indicator.width()
+
+    position_indicator.vertical = True
+    position_indicator.paintEvent(None)
+    assert position_indicator._draw_position == position_indicator.height()