fix(color_button_native): popup logic to choose color moved to ColorButtonNative

tests/unit_tests/test_color_button_native.py

@@ -0,0 +1,87 @@
+from qtpy.QtCore import Qt
+from qtpy.QtGui import QColor
+from qtpy.QtWidgets import QColorDialog
+
+from bec_widgets.widgets.utility.visual.color_button_native.color_button_native import (
+    ColorButtonNative,
+)
+
+from .conftest import create_widget
+
+
+def test_color_button_native(qtbot):
+    cb = create_widget(qtbot, ColorButtonNative)
+
+    # Check if the instance is created successfully
+    assert cb is not None
+
+    # Check if the button has a default color
+    assert cb.color is not None
+
+    # Check if the button can change color
+    new_color = QColor(255, 0, 0)  # Red
+    cb.set_color(new_color)
+    assert cb.color == new_color.name()
+
+
+def test_color_dialog_applies_chosen_color(qtbot, monkeypatch):
+    """Clicking the button should open the dialog and apply the selected color."""
+    cb = create_widget(qtbot, ColorButtonNative)
+    chosen_color = QColor(0, 255, 0)  # Green
+
+    # Force QColorDialog.getColor to return our chosen color
+    monkeypatch.setattr(QColorDialog, "getColor", lambda *args, **kwargs: chosen_color)
+
+    # Expect the color_changed signal during the click
+    with qtbot.waitSignal(cb.color_changed, timeout=1000):
+        qtbot.mouseClick(cb, Qt.LeftButton)
+
+    assert cb.color == chosen_color.name()
+
+
+def test_color_dialog_cancel_keeps_color(qtbot, monkeypatch):
+    """If the dialog returns an invalid color, the button color should stay the same."""
+    cb = create_widget(qtbot, ColorButtonNative)
+    original_color = cb.color
+
+    # Simulate cancel: return an invalid QColor
+    monkeypatch.setattr(QColorDialog, "getColor", lambda *args, **kwargs: QColor())
+
+    qtbot.mouseClick(cb, Qt.LeftButton)
+
+    # No signal emitted, color unchanged
+    assert cb.color == original_color
+
+
+# Additional tests for color property getter/setter
+def test_color_property_getter_setter_hex(qtbot):
+    """Verify the color property works correctly with hex strings."""
+    cb = create_widget(qtbot, ColorButtonNative)
+
+    # Confirm default value is a valid hex string
+    default_color = cb.color
+    assert (
+        isinstance(default_color, str) and default_color.startswith("#") and len(default_color) == 7
+    )
+
+    # Use property setter with a new hex color
+    new_color_hex = "#123456"
+    with qtbot.waitSignal(cb.color_changed, timeout=1000):
+        cb.color = new_color_hex
+
+    # Getter should reflect the new value
+    assert cb.color == new_color_hex
+    # Button text should update as well
+    assert cb.text() == new_color_hex
+
+
+def test_color_property_setter_qcolor(qtbot):
+    """Verify the color property accepts QColor and emits the signal."""
+    cb = create_widget(qtbot, ColorButtonNative)
+    q_color = QColor(200, 100, 50)
+
+    with qtbot.waitSignal(cb.color_changed, timeout=1000):
+        cb.color = q_color
+
+    assert cb.color == q_color.name()
+    assert cb.text() == q_color.name()