Create test_helper.py

Author: C-Achard

napari_cellseg3d/_tests/test_helper.py

@@ -0,0 +1,16 @@
+from napari_cellseg3d.code_plugins.plugin_helper import Helper
+
+
+def test_helper(make_napari_viewer):
+
+    viewer = make_napari_viewer()
+    widget = Helper(viewer)
+
+    dock = viewer.window.add_dock_widget(widget)
+    children = len(viewer.window._dock_widgets)
+
+    assert dock is not None
+
+    widget.btnc.click()
+
+    assert len(viewer.window._dock_widgets) == children-1