fixture_usage_analysis.md

Pytest Fixture Usage Analysis

This report shows which pytest fixtures are actually used in the napari test suite.

Summary

• Total unique fixtures used: 370
• Total fixture usages: 1994
• Documented fixtures: 58
• Autouse fixtures (run automatically): 12
• Unused documented fixtures: 8
• Used but undocumented fixtures: 332

Most Used Fixtures

Fixture	Usage Count	Documented
make_napari_viewer	260	✓
qtbot	251	✗
monkeypatch	76	✗
tmp_path	60	✗
ndim	33	✗
expected	33	✗
data	31	✗
tmp_plugin	29	✓
features	29	✗
attribute	26	✗
builtins	25	✓
create_known_shapes_layer	25	✗
dtype	24	✗
qt_viewer	23	✓
layer_slicer	20	✗
layer	19	✓
tmpdir	18	✗
properties	18	✗
napari_plugin_manager	15	✓
trans	15	✗

Unused Documented Fixtures

These fixtures are documented but not used in any tests (excluding autouse fixtures):

• _dangling_qanimations
• _dangling_qthread_pool
• _dangling_qthreads
• _dangling_qtimers
• _disable_jit
• _disable_throttling
• _example_monkeypatch
• qt_viewer_

Autouse Fixtures

These fixtures run automatically for all tests in their scope:

• _auto_shutdown_dask_threadworkers
• _clean_themes
• _clear_cached_action_injection
• _disable_notification_dismiss_timer
• _fix_magic_name
• _fresh_settings
• _skip_examples
• colormap_backend
• mock_npe2_pm
• npe2pm_
• pytest_configure
• use_builtins

Used but Undocumented Fixtures

These fixtures are used in tests but not in our documentation:

Fixture	Usage Count	Example Location
qtbot	251	...s/test_multiple_viewers.py::test_multi_viewers_dont_clash
monkeypatch	76	napari/_tests/test_view_layers.py::test_kwargs_passed
tmp_path	60	napari/_tests/test_viewer.py::test_add_layer_magic_name
ndim	33	napari/_tests/test_view_layers.py::test_view
expected	33	...tests/test_qt_viewer_2.py::test_fix_data_dtype_big_values
data	31	napari/_tests/test_view_layers.py::test_view
features	29	...st_style_encoding.py::test_scalar_constant_encoding_apply
attribute	26	..._model.py::test_evented_model_with_property_setter_events
create_known_shapes_layer	25	...pes_mouse_bindings.py::test_not_adding_or_selecting_shape
dtype	24	napari/_tests/test_dtypes.py::test_image_dytpes
layer_slicer	20	...ayer_slicer.py::test_submit_with_one_async_layer_no_block
properties	18	...ts/test_qt_tracks_layer.py::test_tracks_controls_color_by
tmpdir	18	napari/_qt/_tests/test_qt_viewer.py::test_screenshot_dialog
create_known_points_layer_2d	15	...nts_mouse_bindings.py::test_not_adding_or_selecting_point
trans	15	...tils/_tests/test_translations.py::test_get_language_packs
mock_pm	14	...p_model/_tests/test_file_menu.py::test_sample_menu_sorted
Transform	14	...orms/_tests/test_transform_chain.py::test_transform_chain
mode	14	...ri/_qt/_tests/test_qt_viewer.py::test_selection_collision
qapp	13	...ri/_tests/test_conftest_fixtures.py::test_disable_qthread
color	12	..._color_swatch.py::test_succesfull_create_qcolorswatchedit
Layer	12	napari/_tests/test_adding_removing.py::test_add_all_layers
pref	12	...sts/test_preferences_dialog.py::test_prefdialog_populated
dims_displayed	12	..._tests/test_mouse_bindings.py::test_highlight_box_handles
tree	11	napari/utils/tree/_tests/test_tree_model.py::test_tree_str
extension2reader_widget	11	...st_qt_extension2reader.py::test_extension2reader_defaults
make_labels_controls	11	...ayer.py::test_changing_layer_color_mode_updates_combo_box
font_size_preview_widget	11	...e_preview.py::test_qt_size_slider_preview_widget_defaults
kwargs	10	...components/_tests/test_multichannel.py::test_multichannel
highlight_preview_widget	10	...ght_preview.py::test_qt_highlight_preview_widget_defaults
AffineType	9	...ls/transforms/_tests/test_transforms.py::test_empty_units
action_id	9	napari/_qt/_qapp_model/_tests/test_file_menu.py::test_open
layer_list	9	...tests/test_qaction_layer.py::test_copy_scale_to_clipboard
name	8	napari/_tests/test_magicgui.py::test_mgui_forward_refs
capsys	8	napari/_tests/test_cli.py::test_cli_works
shortcut_editor_widget	8	..._shortcut_editor_widget.py::test_shortcut_editor_defaults
layer_type_with_data	8	...sts/test_qt_layer_controls.py::test_create_layer_controls
layer_class	7	napari/_tests/test_viewer.py::test_add_layer
tif_reader	7	...test_qt_extension2reader.py::test_all_readers_in_dropdown
rng	7	...slicing.py::test_async_slice_image_on_current_step_change
reader_dialog	7	.../_tests/test_reader_dialog.py::test_reader_dialog_buttons
view_direction	7	napari/layers/points/_tests/test_points.py::test_value_3d
create_known_points_layer_3d	7	...s/_tests/test_points_mouse_bindings.py::test_add_point_3d
feature_table	7	...ts/test_layer_utils.py::test_feature_table_resize_smaller
position	6	..._tests/test_mouse_bindings.py::test_highlight_box_handles
expected_coords	6	.../layers/utils/_tests/test_text_utils.py::test_bbox_center
layer_list_dim2	6	..._tests/test_qaction_layer.py::test_paste_scale_higher_dim
stack	6	napari/_qt/_tests/test_open_file.py::test_open_files_dialog
shape	6	...components/_tests/test_multichannel.py::test_multichannel
test_list	6	...s/_tests/test_evented_list.py::test_list_interface_parity
order	6	...nts/_tests/test_dims.py::test_reorder_after_dim_reduction
create_layer_controls	6	...sts/test_qt_layer_controls.py::test_create_layer_controls
scale	6	..._layer.py::test_node_origin_is_consistent_with_multiscale
triangle_widget	5	...s/test_qt_highlight_preview.py::test_qt_triangle_defaults
value	5	..._model.py::test_evented_model_with_property_setter_events
request	5	...sts/test_plugin_widgets.py::test_dock_widget_registration
world	5	napari/layers/points/_tests/test_points.py::test_value_3d
LayerType	5	napari/_tests/test_magicgui.py::test_get_ndim_from_data
cube_layer	5	...tests/test_vispy_surface_layer.py::test_VispySurfaceLayer
view_data	5	.../layers/utils/_tests/test_text_utils.py::test_bbox_center
null_data	5	...ts/test_qt_tracks_layer.py::test_tracks_controls_color_by
meth	5	...s/_tests/test_evented_list.py::test_list_interface_parity
qt_viewer_buttons	5	...ts/test_qt_viewer_buttons.py::test_roll_dims_button_popup
dimensionality	5	.../transforms/_tests/test_transforms.py::test_affine_matrix
npy_reader	5	...tests/test_qt_extension2reader.py::test_filtering_readers
func	5	napari/_tests/test_viewer.py::test_viewer_actions
input_data	5	napari/utils/_tests/test_misc.py::test_sequence_of_iterables
point	5	...tils/_tests/test_geometry.py::test_project_point_to_plane
ndisplay	5	...test_viewer_model.py::test_fit_to_view_center_calculation
expectation	5	...tainers/_tests/test_qt_tree.py::test_nested_move_multiple
recwarn	5	...sts/test_plugin_widgets.py::test_dock_widget_registration
ref_view	5	...ets/_tests/test_qt_play.py::test_play_raises_index_errors
bounding_box	4	..._tests/test_geometry.py::test_clamp_point_to_bounding_box
count_show	4	...st_qt_notifications.py::test_notification_manager_via_gui
dialog_return	4	napari/_qt/_qapp_model/_tests/test_file_menu.py::test_open
sources	4	...tainers/_tests/test_qt_tree.py::test_nested_move_multiple
colors	4	...test_colormaps.py::test_ensure_colormap_with_multi_colors
expected_value	4	...ts/test_image.py::test_projected_distance_from_mouse_drag
regular_list	4	napari/utils/events/_tests/test_evented_list.py::test_list
write_spec	4	napari_builtins/_tests/test_io.py::test_single_file
action_manager	4	...s/test_action_manager.py::test_unbind_non_existing_action
dest	4	...tainers/_tests/test_qt_tree.py::test_nested_move_multiple
dtype_str	4	...ri/utils/_tests/test_dtype.py::test_normalize_dtype_torch
pos	4	...dialogs/_tests/test_qt_modal.py::TestQtPopup.test_move_to
list_type	4	...s/events/_tests/test_typed_list.py::test_type_enforcement
editable_layer	4	....py::test_make_visible_when_editable_enables_edit_buttons
line_direction	3	...tests/test_geometry.py::test_intersect_line_with_plane_3d
shape_type	3	...ests/test_shapes_mouse_bindings.py::test_add_simple_shape
color_cycle	3	napari/layers/points/_tests/test_points.py::test_color_cycle
mock_remove_theme	3	...de_theme.py::test_provide_theme_hook_registered_correctly
expected_index	3	...test_geometry.py::test_find_nearest_triangle_intersection
npe2pm	3	.../_tests/test_qt_window.py::test_shimmed_dialog_no_plugins
regular_dict	3	napari/utils/events/_tests/test_evented_dict.py::test_dict
dialog_method	3	napari/_qt/_qapp_model/_tests/test_file_menu.py::test_open
array_type	3	...y/_tests/test_vispy_labels_layer.py::test_labels_painting
modifier	3	...shortcut_editor_widget.py::test_keybinding_with_modifiers
ray_start	3	...test_geometry.py::test_find_nearest_triangle_intersection
ray_direction	3	...test_geometry.py::test_find_nearest_triangle_intersection
caplog	3	napari/_tests/test_advanced.py::test_update_lazy_console
closed	3	...tests/test_triangulation.py::test_generate_2D_edge_meshes
regular_set	3	napari/utils/events/_tests/test_evented_set.py::test_set
modifiers	3	...cut_editor_widget.py::test_keybinding_with_only_modifiers
key_symbols	3	...shortcut_editor_widget.py::test_keybinding_with_modifiers
test_set	3	...nts/_tests/test_evented_set.py::test_set_interface_parity
num	3	...ps/_tests/test_colormap.py::test_minimum_dtype_for_labels
key	3	...shortcut_editor_widget.py::test_keybinding_with_modifiers
tooltip	3	...ts/test_qt_event_filters.py::test_qt_tooltip_event_filter
mock_add_theme	3	...de_theme.py::test_provide_theme_hook_registered_correctly
patch_method	3	..._qt/_qapp_model/_tests/test_file_menu.py::test_screenshot
border_width	2	...ers/points/_tests/test_points.py::test_border_width_types
test_dict	2	...s/_tests/test_evented_dict.py::test_dict_interface_parity
c_props	2	...sts/test_color_manager.py::test_color_properties_coercion
perfmon_activation	2	...p_model/_tests/test_debug_menu.py::test_debug_menu_exists
dict_type	2	...s/events/_tests/test_typed_dict.py::test_type_enforcement
face_normal	2	.../test_geometry.py::test_face_coordinate_from_bounding_box
fname	2	napari/_tests/test_examples.py::test_examples
vec_1	2	...ts/test_geometry.py::test_rotation_matrix_from_vectors_2d
obj	2	...els/_tests/test_labels.py::TestLabels.test_events_defined
start_position	2	...ts/test_image.py::test_projected_distance_from_mouse_drag
params	2	...egorical_colormap.py::test_categorical_colormap_from_dict
ImageClass	2	...t_layer_attributes.py::test_get_value_at_subpixel_offsets
tree_model	2	...ainers/_tests/test_qt_tree.py::test_move_single_tree_item
labels_data_4d	2	...labels/_tests/test_labels_key_bindings.py::test_max_label
result	2	...ts/_tests/test_qt_play.py::test_animation_thread_variants
ext	2	napari/settings/_tests/test_settings.py::test_full_serialize
shortcut	2	.../utils/_tests/test_interactions.py::test_shortcut_invalid
qt_open	2	napari/_tests/test_cli.py::test_cli_passes_kwargs
true_colors	2	...colormaps/_tests/test_color_to_array.py::test_oned_points
vec_2	2	...ts/test_geometry.py::test_rotation_matrix_from_vectors_2d
ax_input	2	...omponents/_tests/test_dims.py::test_assert_axis_in_bounds
view_dir	2	...s/_tests/test_geometry.py::test_click_in_quadrilateral_3d
arg	2	...sts/test_plugin_widgets.py::test_dock_widget_registration
use_selection	2	...test_qt_viewer.py::test_label_colors_matching_widget_auto
affine_size	2	...age.py::test_2d_image_with_channels_and_affine_broadcasts
quadrilateral	2	...s/_tests/test_geometry.py::test_point_in_quadrilateral_2d
bevel	2	...tests/test_triangulation.py::test_generate_2D_edge_meshes
dims	2	...omponents/_tests/test_layers_base.py::test_world_to_layer
translate	2	...s/test_vispy_image_layer.py::test_transforming_child_node
exp_level	2	...scale.py::test_update_draw_variable_fov_fixed_canvas_size
spec	2	napari_builtins/_tests/test_io.py::test_single_file
vector	2	...ts/test_image.py::test_projected_distance_from_mouse_drag
opacity	2	...tests/test_vispy_surface_layer.py::test_VispySurfaceLayer
visible	2	napari/layers/labels/_tests/test_labels.py::test_view_dtype
event_define_check	2	...els/_tests/test_labels.py::TestLabels.test_events_defined
exp_corner_pixels_data	2	...scale.py::test_update_draw_variable_fov_fixed_canvas_size
popup	2	..._qt_range_slider_popup.py::test_range_slider_popup_labels
line_position	2	...tests/test_geometry.py::test_intersect_line_with_plane_3d
layer_type	2	napari/_tests/test_view_layers.py::test_view
image_file	2	napari/utils/_tests/test_io.py::test_imsave
save_image	2	...ri_builtins/_tests/test_reader.py::test_reader_plugin_tif
colormap_like	2	...ps/_tests/test_colormap.py::test_normalize_label_colormap
filename_call	2	napari/_qt/_qapp_model/_tests/test_file_menu.py::test_open
mock_show	2	...t_image_base_layer_.py::test_clim_right_click_shows_popup
length	2	.../test_vispy_vectors_layer.py::test_generate_vector_meshes
edge_width	2	.../test_vispy_vectors_layer.py::test_generate_vector_meshes
plane_normal	2	...tests/test_geometry.py::test_intersect_line_with_plane_3d
im_layer	2	..._vispy/_tests/test_vispy_image_layer.py::test_base_create
pre_selection	2	.../test_points_mouse_bindings.py::test_drag_start_selection
path	2	...tests/test_triangulation.py::test_generate_2D_edge_meshes
mocked_object	2	..._model.py::test_evented_model_with_property_setter_events
preview_widget	2	...st_qt_size_preview.py::test_qt_font_size_preview_defaults
click_position	2	...s/_tests/test_geometry.py::test_click_in_quadrilateral_3d
on_point	2	.../test_points_mouse_bindings.py::test_drag_start_selection
end_position	2	...ts/test_image.py::test_projected_distance_from_mouse_drag
star_widget	2	...tests/test_qt_highlight_preview.py::test_qt_star_defaults
confirm_key	2	...ests/test_shortcut_editor_widget.py::test_remove_shortcut
style	2	.../test_vispy_vectors_layer.py::test_generate_vector_meshes
mag	1	...base_layer.py::test_clim_slider_step_size_and_precision
pattern	1	...on2reader.py::test_filtering_readers_problematic_patterns
native	1	...mponents/_tests/test_viewer_mouse_bindings.py::test_paint
limit	1	..._tests/test_shapes_utils.py::test_generate_2D_edge_meshes
perf_config	1	napari/_qt/perf/_tests/test_perf.py::test_trace_on_start
plane_intercept	1	...tests/test_geometry.py::test_line_with_axis_aligned_plane
mocked_method	1	...i/_vispy/_tests/test_vispy_calls.py::test_ndisplay_change
expected_data_view	1	napari/layers/labels/_tests/test_labels.py::test_contour
field	1	...ents/_tests/test_viewer_model.py::test_not_mutable_fields
background_num	1	...ayers/labels/_tests/test_labels.py::test_background_label
nshape	1	...omponents/_tests/test_layers_base.py::test_world_to_layer
a_unique_name	1	napari/_tests/test_viewer.py::test_add_layer_magic_name
test_data	1	.../layers/_tests/test_data_protocol.py::test_layer_protocol
image_shape	1	...s/test_layer_attributes.py::test_layer_bounding_box_order
image_layer3d	1	...t_magicgui.py::test_magicgui_add_data_inheritance_surface
BaseClass	1	..._qt/_tests/test_qt_window.py::test_add_plugin_dock_widget
end	1	.../_tests/test_shapes_utils.py::test_perpendicular_distance
reason	1	.../utils/_tests/test_interactions.py::test_shortcut_invalid
area	1	napari_builtins/_tests/test_measure.py::test_measure_shapes
selection	1	.../test_colormap.py::test_label_colormap_map_with_selection
expected_handedness	1	napari/components/_tests/test_camera.py::test_handedness
start_mock	1	...i/_tests/test_conftest_fixtures.py::test_disable_throttle
new_val	1	...tests/test_features_table.py::test_features_tables_dtypes
ndim_layer	1	...s/test_layer_utils.py::test_dims_displayed_world_to_layer
coords	1	...yers/points/_tests/test_points.py::test_add_points_direct
warn_text	1	...ormaps/_tests/test_color_to_array.py::test_warning_colors
perfmon_script	1	napari/_qt/perf/_tests/test_perf.py::test_trace_on_start
new_vector_style	1	...sts/test_vispy_vectors_layer.py::test_vector_style_change
action_title	1	..._tests/test_view_menu.py::test_toggle_axes_scale_bar_attr
suffix	1	...ponents/_tests/test_viewer_labels_io.py::test_open_labels
multiscale	1	..._qt/_tests/test_qt_viewer.py::test_mixed_2d_and_3d_layers
display_name	1	.../_tests/test_colormaps.py::test_colormap_error_suggestion
n_viewers	1	napari/_tests/test_viewer.py::test_close_all
platform_simulate_ctrl_c	1	napari/_qt/_tests/test_sigint_interupt.py::test_sigint
enum_setting_class	1	...s/_tests/test_preferences_dialog.py::test_StrEnum_widgets
initial	1	...p_model/_tests/test_view_menu.py::test_toggle_canvas_ndim
layer_data	1	...st_add_layers.py::test_add_layers_with_plugins_and_kwargs
cls	1	napari/_qt/containers/_tests/test_factory.py::test_factory
data_shape	1	...ayers/points/_tests/test_points.py::test_selecting_points
theme	1	napari/_qt/_tests/test_qt_viewer.py::test_canvas_color
param	1	...ests/test_plugin_widgets.py::test_get_widget_viewer_param
orientation	1	napari/components/_tests/test_camera.py::test_handedness
run_path	1	napari/_tests/test_cli.py::test_cli_runscript
preserve_labels	1	napari/layers/labels/_tests/test_labels.py::test_undo_redo
expected_distances	1	...tils/_tests/test_geometry.py::test_project_point_to_plane
expected_event_values	1	..._model.py::test_evented_model_with_property_setter_events
curr_color	1	..._tests/test_color_manager.py::test_current_color_coercion
text	1	...qt/widgets/_tests/test_qt_plugin_sorter.py::test_rst2html
method_params	1	napari/_qt/_qapp_model/_tests/test_file_menu.py::test_close
line_start	1	...tests/test_geometry.py::test_line_with_axis_aligned_plane
group_index	1	...ls/events/_tests/test_evented_list.py::test_nested_events
disconnect_and_should_be_none	1	...ests/test_event_emitter.py::test_weakref_event_emitter_cb
expected_position	1	...test_geometry.py::test_find_nearest_triangle_intersection
target_indices	1	.../_tests/test_points.py::test_point_slice_request_response
Widget	1	...tests/test_plugin_widgets.py::test_widget_types_supported
editor_class	1	...tests/test_features_table.py::test_features_tables_dtypes
zarr_version	1	...ayers/labels/_tests/test_labels.py::test_fill_tensorstore
numeric_features	1	...encoding.py::test_format_with_mixed_feature_numeric_types
initial_vector_style	1	...sts/test_vispy_vectors_layer.py::test_vector_style_change
index	1	...ormaps/_tests/test_colormap_utils.py::test_label_colormap
rotate	1	...s/test_vispy_image_layer.py::test_transforming_child_node
selected_label	1	napari/layers/labels/_tests/test_labels.py::test_undo_redo
triangle	1	napari/utils/_tests/test_geometry.py::test_inside_triangles
n_colors	1	...sts/test_color_manager.py::test_init_color_manager_direct
module	1	.../utils/_tests/test_dtype.py::test_normalize_dtype_np_noop
exp_rotate	1	...s/test_vispy_image_layer.py::test_transforming_child_node
size	1	...olormap.py::test_cast_direct_labels_to_minimum_type_naive
translation	1	...ils/_tests/test_text_manager.py::test_compute_text_coords
editable_after	1	...est_qt_layer_controls.py::test_set_3d_display_with_points
brush_size	1	napari/layers/labels/_tests/test_labels.py::test_undo_redo
new_value	1	...oints/_tests/test_points.py::test_new_point_size_editable
feature_name	1	...st_set_current_properties_on_empty_layer_with_color_cycle
country_wth_hole	1	...ation.py::test_normalize_vertices_and_edges_py_numba_same
expected_center	1	...test_viewer_model.py::test_fit_to_view_center_calculation
action_dockwidget_name	1	...tests/test_window_menu.py::test_toggle_dockwidget_actions
url	1	.../_qt/_qapp_model/_tests/test_help_menu.py::test_help_urls
image_layer	1	...ests/test_magicgui.py::test_magicgui_add_data_inheritance
triangulation_backend	1	..._shapes_models/_tests/test_shapes_models.py::test_polygon
nframes	1	...ts/_tests/test_qt_play.py::test_animation_thread_variants
cat_cmap	1	...est_color_manager.py::test_categorical_colormap_from_dict
rendered_val	1	...tests/test_features_table.py::test_features_tables_dtypes
expected_barycentric_coordinates	1	..._surface_utils.py::test_calculate_barycentric_coordinates
warn_message	1	...maps/_tests/test_color_to_array.py::test_warns_but_parses
use_dask	1	napari_builtins/_tests/test_io.py::test_magic_imread
label_type	1	...components/_tests/test_prune_kwargs.py::test_prune_kwargs
help_info	1	...test_qt_plugin_sorter.py::test_qt_plugin_sorter_help_info
raise_func	1	...st_qt_notifications.py::test_notification_manager_via_gui
mpl_name	1	...s.py::test_ensure_colormap_with_recognized_mpl_color_name
contrast_limits_range	1	..._set_contrast_limits_range_at_boundary_of_contrast_limits
expected_colors	1	...yers/points/_tests/test_points.py::test_add_points_direct
show_text	1	.../widgets/_tests/test_qt_tooltip.py::test_qt_tooltip_label
attr	1	...sts/test_shapes_mouse_bindings.py::test_all_modes_covered
exModel	1	napari/_qt/containers/_tests/test_factory.py::test_factory
modifier_key	1	..._widget.py::test_keybinding_editor_modifier_key_detection
timestamps	1	...st_tracks.py::test_track_layer_data_nonzero_starting_time
p	1	...st_vispy_vectors_layer.py::test_generate_vector_meshes_2D
nearby_handle	1	..._tests/test_mouse_bindings.py::test_highlight_box_handles
enum_setting_name	1	...s/_tests/test_preferences_dialog.py::test_StrEnum_widgets
exp_translate	1	...s/test_vispy_image_layer.py::test_transforming_child_node
expected_alt_text	1	napari/_tests/test_notebook_display.py::test_safe_alt_text
valid	1	...cut_editor_widget.py::test_keybinding_with_only_modifiers
action_text	1	...tests/test_window_menu.py::test_toggle_dockwidget_actions
mock_update_theme_no_event	1	napari/_qt/_tests/test_qt_window.py::test_update_theme
shape_data	1	napari_builtins/_tests/test_measure.py::test_measure_shapes
removal_trigger_key	1	...ests/test_shortcut_editor_widget.py::test_remove_shortcut
alt_text_input	1	napari/_tests/test_notebook_display.py::test_safe_alt_text
layer_action	1	...t_actions.py::test_layer_actions_ctx_menu_execute_command
perimeter	1	napari_builtins/_tests/test_measure.py::test_measure_shapes
filename	1	...gs/_tests/test_screenshot_dialog.py::test_screenshot_save
use_ext	1	napari_builtins/_tests/test_writer.py::test_layer_save
stacks	1	napari_builtins/_tests/test_io.py::test_single_file
texture_shape	1	...ispy/_tests/test_vispy_surface_layer.py::test_add_texture
plane_position	1	...tests/test_geometry.py::test_intersect_line_with_plane_3d
fps	1	...ts/_tests/test_qt_play.py::test_animation_thread_variants
corner_pixels_world	1	...scale.py::test_update_draw_variable_fov_fixed_canvas_size
layer_list_dim	1	...on_layer.py::test_copy_spatial_to_clipboard_different_dim
action_status_tooltip	1	...tests/test_window_menu.py::test_toggle_dockwidget_actions
start	1	.../_tests/test_shapes_utils.py::test_perpendicular_distance
ndim_world	1	...s/test_layer_utils.py::test_dims_displayed_world_to_layer
as_html	1	...plugins/_tests/test_exceptions.py::test_format_exceptions
expected_text	1	...qt/widgets/_tests/test_qt_plugin_sorter.py::test_rst2html
num_colors	1	...sts/test_labels.py::test_color_shuffling_above_num_colors
layer_and_type	1	...ests/test_magicgui.py::test_magicgui_add_data_inheritance
canvas_size_pixels	1	...scale.py::test_update_draw_variable_canvas_size_fixed_fov
n_edit_dimensions	1	napari/layers/labels/_tests/test_labels.py::test_undo_redo
layer_shape	1	.../test_viewer_mouse_bindings.py::test_double_click_to_zoom
menu_id	1	...l/_tests/test_qapp_model_menus.py::test_build_qmodel_menu
surface_layer	1	...t_magicgui.py::test_magicgui_add_data_inheritance_surface
action_manager_trigger	1	...rols.py::test_create_layer_controls_transform_mode_button
angle_degrees	1	...ests/test_image.py::test_rotate_with_reflections_in_scale
sub_attr	1	..._tests/test_view_menu.py::test_toggle_axes_scale_bar_attr
create_complex_shape	1	napari/layers/shapes/_tests/test_shapes_utils.py::test_rdp
color_by	1	...acks_layer.py::test_color_by_same_after_properties_change
type_	1	...i/layers/_tests/test_layer_actions.py::test_convert_layer
background	1	...test_colormap.py::test_label_colormap_map_with_background
expected_projected_point	1	...tils/_tests/test_geometry.py::test_project_point_to_plane
is_qt_tag_present	1	...ts/test_qt_event_filters.py::test_qt_tooltip_event_filter
angles	1	...vispy/_tests/test_utils.py::test_quaternion2euler_degrees
viewer_attr	1	..._tests/test_view_menu.py::test_toggle_axes_scale_bar_attr
render_mode	1	napari/layers/image/_tests/test_image.py::test_value_3d
cgitb	1	...plugins/_tests/test_exceptions.py::test_format_exceptions
dims_indices	1	.../_tests/test_points.py::test_point_slice_request_response
widget_callable	1	...ests/test_plugin_widgets.py::test_get_widget_viewer_param
add_layer_with_data	1	...yer_controls.py::test_set_3d_display_and_layer_visibility
warn_func	1	...st_qt_notifications.py::test_notification_manager_via_gui
severity	1	...tests/test_qt_notifications.py::test_notification_display
nworld	1	...omponents/_tests/test_layers_base.py::test_world_to_layer
hook_name	1	...test_qt_plugin_sorter.py::test_qt_plugin_sorter_help_info
anchor_type	1	...rs/utils/_tests/test_text_utils.py::test_get_text_anchors
pytester_pretty	1	napari/_tests/test_pytest_plugin.py::test_make_napari_viewer
pyramid_layer	1	...ispy_image_layer.py::test_transforming_child_node_pyramid
layer_datum	1	...s/_tests/test_add_layers.py::test_add_layers_with_plugins
prepend	1	napari/layers/shapes/_tests/test_shapes.py::test_nd_text
expected_indices	1	...yers/points/_tests/test_points.py::test_add_points_direct
keymap_mock	1	napari/utils/_tests/test_key_bindings.py::test_bind_user_key
menu_str	1	...app_model/_tests/test_file_menu.py::test_open_with_plugin
v	1	napari/_qt/_tests/test_threading_progress.py::test_yield
expected_dim	1	...mponents/_tests/test_viewer_mouse_bindings.py::test_paint
val	1	...tests/test_features_table.py::test_features_tables_dtypes
true_color	1	...maps/_tests/test_color_to_array.py::test_warns_but_parses
direct	1	napari/_qt/_tests/test_qt_viewer.py::test_thumbnail_labels
upper_triangular	1	...sts/test_transform_utils.py::test_decompose_linear_matrix
shape_type_vertices	1	...sts/test_shapes_mouse_bindings.py::test_add_invalid_shape
zarr_driver	1	...ayers/labels/_tests/test_labels.py::test_fill_tensorstore
exView	1	napari/_qt/containers/_tests/test_factory.py::test_factory
colormap	1	napari/layers/labels/_tests/test_labels.py::test_draw

Detailed Fixture Usage

Complete list of all fixtures and their usage:

Fixture	Usage Count	Documented	First Few Usages
make_napari_viewer	260	✓	test_multi_viewers_dont_clash test_imshow_with_viewer test_4D_5D_images ... and 257 more
qtbot	251	✗	test_multi_viewers_dont_clash test_view test_view_multichannel ... and 248 more
monkeypatch	76	✗	test_kwargs_passed test_lack_disable_throttle test_running_status_thread ... and 73 more
tmp_path	60	✗	test_add_layer_magic_name test_cli_runscript test_export_figure ... and 57 more
ndim	33	✗	test_view test_add_layer test_all_layer_actions_are_accessible_via_shortcut ... and 30 more
expected	33	✗	test_fix_data_dtype_big_values test_toggle_canvas_ndim test_world_to_layer ... and 30 more
data	31	✗	test_view test_add_layer test_all_layer_actions_are_accessible_via_shortcut ... and 28 more
tmp_plugin	29	✓	test_cli_shows_plugins test_widget_types_supported test_all_readers_in_dropdown ... and 26 more
features	29	✗	test_scalar_constant_encoding_apply test_scalar_manual_encoding_apply_with_shorter test_scalar_manual_encoding_apply_with_equal_length ... and 26 more
attribute	26	✗	test_evented_model_with_property_setter_events test_adding_properties test_switch_color_mode ... and 23 more
builtins	25	✓	test_examples test_filtering_readers test_filtering_readers_problematic_patterns ... and 22 more
create_known_shapes_layer	25	✗	test_not_adding_or_selecting_shape test_add_simple_shape test_line_fixed_angles ... and 22 more
dtype	24	✗	test_image_dytpes test_label_colors_matching_widget_auto test_label_colors_matching_widget_direct ... and 21 more
qt_viewer	23	✓	test_active_layer_highlight_visibility test_export_figure test_export_figure_3d ... and 20 more
layer_slicer	20	✗	test_submit_with_one_async_layer_no_block test_submit_with_multiple_async_layer_no_block test_submit_emits_ready_event_when_done ... and 17 more
layer	19	✓	test_docstring test_signature test_orient_plane_normal_around_cursor ... and 16 more
tmpdir	18	✗	test_screenshot_dialog test_reader_defaults test_reader_dir_with_extension ... and 15 more
properties	18	✗	test_tracks_controls_color_by test_color_by_same_after_properties_change test_color_by_missing_after_properties_change ... and 15 more
napari_plugin_manager	15	✓	test_view test_view_multichannel test_imshow ... and 12 more
trans	15	✗	test_get_language_packs test_locale_singular test_locale_singular_with_format ... and 12 more
create_known_points_layer_2d	15	✗	test_not_adding_or_selecting_point test_add_point test_drag_in_add_mode ... and 12 more
mode	14	✗	test_selection_collision test_animation_thread_variants test_projections ... and 11 more
mock_pm	14	✗	test_sample_menu_sorted test_plugins_menu_sorted test_read ... and 11 more
Transform	14	✗	test_transform_chain test_transform_chain_simplified test_transform_chain_inverse ... and 11 more
MouseEvent	14	✓	test_labels_painting_with_mouse test_labels_drawing_with_polygons test_paint ... and 11 more
qapp	13	✗	test_disable_qthread test_screenshot test_thread_proxy_guard ... and 10 more
dims_displayed	12	✗	test_highlight_box_handles test_layer_bounding_box_order test_interaction_box_translation ... and 9 more
Layer	12	✗	test_add_all_layers test_add_remove_layer_external_callbacks test_add_remove_layer_no_callbacks ... and 9 more
color	12	✗	test_succesfull_create_qcolorswatchedit test_succesfull_create_qcolorswatch test_theme ... and 9 more
pref	12	✗	test_prefdialog_populated test_dask_widget test_font_size_widget ... and 9 more
extension2reader_widget	11	✗	test_extension2reader_defaults test_extension2reader_with_settings test_extension2reader_removal ... and 8 more
font_size_preview_widget	11	✗	test_qt_size_slider_preview_widget_defaults test_qt_size_slider_preview_widget_description test_qt_size_slider_preview_widget_unit ... and 8 more
make_labels_controls	11	✗	test_changing_layer_color_mode_updates_combo_box test_changing_layer_show_selected_label_updates_check_box test_rendering_combobox ... and 8 more
tree	11	✗	test_tree_str test_node_indexing test_relative_node_indexing ... and 8 more
test_settings	11	✓	test_settings_file test_settings_autosave test_settings_file_not_created ... and 8 more
highlight_preview_widget	10	✗	test_qt_highlight_preview_widget_defaults test_qt_highlight_preview_widget_description test_qt_highlight_preview_widget_unit ... and 7 more
kwargs	10	✗	test_multichannel test_add_layers_with_plugins_and_kwargs test_deepcopy ... and 7 more
action_id	9	✗	test_open test_save_layers test_screenshot ... and 6 more
layer_list	9	✗	test_copy_scale_to_clipboard test_copy_units_to_clipboard test_copy_translate_to_clipboard ... and 6 more
ten_four_corner	9	✓	test_add_shapes test_rectangles_with_shape_type test_rectangles_with_shape_type_per_element ... and 6 more
AffineType	9	✗	test_empty_units test_set_units_constructor test_set_units_constructor_error ... and 6 more
name	8	✗	test_mgui_forward_refs test_colormap test_colormap_error_suggestion ... and 5 more
capsys	8	✗	test_cli_works test_cli_shows_plugins test_publicproxy_provide_viewer ... and 5 more
shortcut_editor_widget	8	✗	test_shortcut_editor_defaults test_potentially_conflicting_actions test_mark_conflicts ... and 5 more
layer_type_with_data	8	✗	test_create_layer_controls test_create_layer_controls_spin test_create_layer_controls_qslider ... and 5 more
layer_class	7	✗	test_add_layer test_all_layer_actions_are_accessible_via_shortcut test_add_layer_magic_name ... and 4 more
rng	7	✗	test_async_slice_image_on_current_step_change test_async_slice_image_on_order_change test_async_slice_image_on_ndisplay_change ... and 4 more
tif_reader	7	✗	test_all_readers_in_dropdown test_filtering_readers test_filtering_readers_problematic_patterns ... and 4 more
mock_app_model	7	✓	test_toggle_ndisplay test_command_palette_app_model_sync test_sample_menu_sorted ... and 4 more
reader_dialog	7	✗	test_reader_dialog_buttons test_reader_defaults test_reader_with_error_message ... and 4 more
layer_data_and_types	7	✓	test_layers_save test_layers_save_none_selected test_layers_save_selected ... and 4 more
create_known_points_layer_3d	7	✗	test_add_point_3d test_select_point_3d test_unselect_by_click_point_3d ... and 4 more
view_direction	7	✗	test_value_3d test_value_3d test_projected_distance_from_mouse_drag ... and 4 more
feature_table	7	✗	test_feature_table_resize_smaller test_feature_table_resize_larger test_feature_table_append ... and 4 more
position	6	✗	test_highlight_box_handles test_value_3d test_value_3d ... and 3 more
stack	6	✗	test_open_files_dialog test_open test_open_with_plugin ... and 3 more
viewer_model	6	✓	test_export_figure test_export_figure_3d test_export_rois ... and 3 more
layer_list_dim2	6	✗	test_paste_scale_higher_dim test_paste_units_higher_dim test_paste_translate_higher_dim ... and 3 more
create_layer_controls	6	✗	test_create_layer_controls test_create_layer_controls_spin test_create_layer_controls_qslider ... and 3 more
shape	6	✗	test_multichannel test_downsample_value test_guess_rgb_property ... and 3 more
order	6	✗	test_reorder_after_dim_reduction test_3d_slice_of_2d_image_with_order test_2d_slice_of_3d_image_with_order ... and 3 more
test_list	6	✗	test_list_interface_parity test_hash test_list_interface_exceptions ... and 3 more
scale	6	✗	test_node_origin_is_consistent_with_multiscale test_value_3d test_image_scale ... and 3 more
expected_coords	6	✗	test_bbox_center test_bbox_upper_left test_bbox_upper_right ... and 3 more
func	5	✗	test_viewer_actions test_hook_specification_naming test_docstring_on_hook_specification ... and 2 more
LayerType	5	✗	test_get_ndim_from_data test_magicgui_add_data test_magicgui_add_future_data ... and 2 more
request	5	✗	test_dock_widget_registration test_list test_dict ... and 2 more
recwarn	5	✗	test_dock_widget_registration test_keybinding_with_modifiers test_keybinding_with_only_modifiers ... and 2 more
ref_view	5	✗	test_play_raises_index_errors test_play_raises_value_errors test_playing_hidden_slider_does_nothing ... and 2 more
npy_reader	5	✗	test_filtering_readers test_filtering_readers_problematic_patterns test_filtering_readers_complex_pattern ... and 2 more
qt_viewer_buttons	5	✗	test_roll_dims_button_popup test_grid_view_button_popup test_ndisplay_button_popup ... and 2 more
triangle_widget	5	✗	test_qt_triangle_defaults test_qt_triangle_value test_qt_triangle_minimum ... and 2 more
expectation	5	✗	test_nested_move_multiple test_move_multiple test_prune_kwargs ... and 2 more
null_data	5	✗	test_tracks_controls_color_by test_color_by_same_after_properties_change test_color_by_missing_after_properties_change ... and 2 more
ndisplay	5	✗	test_fit_to_view_center_calculation test_ndisplay_change test_node_origin_is_consistent_with_multiscale ... and 2 more
input_data	5	✗	test_sequence_of_iterables test_ensure_iterable test_ensure_list_of_layer_data_tuple ... and 2 more
point	5	✗	test_project_point_to_plane test_clamp_point_to_bounding_box test_point_in_quadrilateral_2d ... and 2 more
meth	5	✗	test_list_interface_parity test_nested_events test_dict_interface_parity ... and 2 more
value	5	✗	test_evented_model_with_property_setter_events test_events_callback test_link_image_layers_all_attributes ... and 2 more
dimensionality	5	✗	test_affine_matrix test_affine_matrix_compose test_numpy_array_protocol ... and 2 more
cube_layer	5	✗	test_VispySurfaceLayer test_shading test_add_texture ... and 2 more
delayed_dask_stack	5	✓	test_dask_global_optimized_slicing test_dask_unoptimized_slicing test_dask_local_unoptimized_slicing ... and 2 more
world	5	✗	test_value_3d test_value_3d test_value_3d ... and 2 more
view_data	5	✗	test_bbox_center test_bbox_upper_left test_bbox_upper_right ... and 2 more
poly_hole	5	✓	test_normalize_vertices_and_edges test_normalize_vertices_and_edges test_reconstruct_and_triangulate_edge ... and 2 more
test_migrator	5	✓	test_no_migrations_available test_backwards_migrator test_migration_works ... and 2 more
mock_run	4	✓	test_cli_parses_unknowns test_cli_passes_kwargs test_cli_passes_kwargs_stack ... and 1 more
single_threaded_executor	4	✓	test_thread_proxy_guard test_proxy_fixture_thread_error test_wait_until_idle ... and 1 more
count_show	4	✗	test_notification_manager_via_gui test_show_notification_from_thread test_notification_display ... and 1 more
sources	4	✗	test_nested_move_multiple test_move_multiple test_move_multiple ... and 1 more
dest	4	✗	test_nested_move_multiple test_move_multiple test_move_multiple ... and 1 more
pos	4	✗	TestQtPopup.test_move_to TestQtPopup.test_move_to_cords test_move_to ... and 1 more
dialog_return	4	✗	test_open test_open_with_plugin test_save_layers ... and 1 more
editable_layer	4	✗	test_make_visible_when_editable_enables_edit_buttons test_make_not_visible_when_editable_disables_edit_buttons test_make_editable_when_visible_enables_edit_buttons ... and 1 more
action_manager	4	✗	test_unbind_non_existing_action test_bind_multiple_action test_bind_unbind_existing_action ... and 1 more
dtype_str	4	✗	test_normalize_dtype_torch test_normalize_dtype_tensorstore test_normalize_dtype_np_noop ... and 1 more
bounding_box	4	✗	test_clamp_point_to_bounding_box test_face_coordinate_from_bounding_box test_find_front_back_face ... and 1 more
colors	4	✗	test_ensure_colormap_with_multi_colors test_oned_points test_twod_points ... and 1 more
regular_list	4	✗	test_list test_list_interface_parity test_copy ... and 1 more
list_type	4	✗	test_type_enforcement test_type_enforcement_with_slices test_multitype_enforcement ... and 1 more
expected_value	4	✗	test_projected_distance_from_mouse_drag test_drag_data_to_projected_distance test_get_value_3d ... and 1 more
two_and_four_corners	4	✓	test_rectangles test_rectangles_add_method test_ellipses ... and 1 more
ten_two_corners	4	✓	test_ellipses_two_corner_with_shape_type test_ellipses_two_corner_with_shape_type_per_shape test_ten_lines_with_shape_type ... and 1 more
write_spec	4	✗	test_single_file test_magic_imread test_irregular_images ... and 1 more
caplog	3	✗	test_update_lazy_console test_theme_registration test_settings_load_invalid_type
mock_add_theme	3	✗	test_provide_theme_hook_registered_correctly test_plugin_provide_theme_hook_set_settings_correctly test_update_theme
mock_remove_theme	3	✗	test_provide_theme_hook_registered_correctly test_plugin_provide_theme_hook_set_settings_correctly test_update_theme
npe2pm	3	✗	test_shimmed_dialog_no_plugins test_shimmed_dialog_already_warned test_shimmed_dialog_show
tooltip	3	✗	test_qt_tooltip_event_filter test_succesfull_create_qcolorswatchedit test_succesfull_create_qcolorswatch
key	3	✗	test_keybinding_with_modifiers test_link_image_layers_all_attributes test_link_different_type_layers_all_attributes
modifier	3	✗	test_keybinding_with_modifiers test_drag_start_selection test_drag_start_selection
key_symbols	3	✗	test_keybinding_with_modifiers test_keybinding_with_only_modifiers test_keybinding_editor_modifier_key_detection
modifiers	3	✗	test_keybinding_with_only_modifiers test_keybinding_editor_modifier_key_detection test_paint
dialog_method	3	✗	test_open test_open_with_plugin test_save_layers
patch_method	3	✗	test_screenshot test_restart test_close
line_direction	3	✗	test_intersect_line_with_plane_3d test_line_with_axis_aligned_plane test_intersect_line_with_axis_aligned_bounding_box_3d
ray_start	3	✗	test_find_nearest_triangle_intersection test_get_value_3d test_get_value_3d_nd
ray_direction	3	✗	test_find_nearest_triangle_intersection test_get_value_3d test_get_value_3d_nd
expected_index	3	✗	test_find_nearest_triangle_intersection test_get_value_3d test_get_value_3d_nd
num	3	✗	test_minimum_dtype_for_labels test_cast_labels_to_minimum_type_auto test_test_cast_direct_labels_to_minimum_type_no_jit
direct_label_colormap	3	✓	test_direct_label_colormap_simple test_direct_label_colormap_selection test_cast_direct_labels_to_minimum_type
regular_dict	3	✗	test_dict test_dict_interface_parity test_copy
regular_set	3	✗	test_set test_set_interface_parity test_set_new_objects
test_set	3	✗	test_set_interface_parity test_set_clear test_set_new_objects
array_type	3	✗	test_labels_painting test_labels_fill_slice test_labels_painting_with_mouse
color_cycle	3	✗	test_color_cycle test_color_cycle test_color_cycle
shape_type	3	✗	test_add_simple_shape test_add_complex_shape test_measure_shapes
closed	3	✗	test_generate_2D_edge_meshes test_remove_path_duplicates test_generate_2D_edge_meshes
layer_type	2	✗	test_view test_duplicate_layers
qt_open	2	✗	test_cli_passes_kwargs test_cli_passes_kwargs_stack
fname	2	✗	test_examples test_dev_examples
qt_viewer_with_controls	2	✓	test_label_colors_matching_widget_auto test_label_colors_matching_widget_direct
use_selection	2	✗	test_label_colors_matching_widget_auto test_label_colors_matching_widget_direct
arg	2	✗	test_dock_widget_registration test_function_widget_registration
make_napari_viewer_proxy	2	✓	test_proxy_fixture_warning test_proxy_fixture_thread_error
confirm_key	2	✗	test_remove_shortcut test_preferences_dialog_not_dismissed_by_keybind_confirm
result	2	✗	test_animation_thread_variants test_value_3d
preview_widget	2	✗	test_qt_font_size_preview_defaults test_qt_font_size_preview_text
star_widget	2	✗	test_qt_star_defaults test_qt_star_value
popup	2	✗	test_range_slider_popup_labels test_range_slider_changes_labels
tree_model	2	✗	test_move_single_tree_item test_flags
filename_call	2	✗	test_open test_open_with_plugin
perfmon_activation	2	✗	test_debug_menu_exists test_start_stop_trace_actions
mock_show	2	✗	test_clim_right_click_shows_popup test_range_popup_clim_buttons
dims	2	✗	test_world_to_layer test_generate_vector_meshes
ax_input	2	✗	test_assert_axis_in_bounds test_assert_axis_out_of_bounds
shortcut	2	✗	test_shortcut_invalid test_partial_shortcuts
image_file	2	✗	test_imsave test_imsave_float
vec_1	2	✗	test_rotation_matrix_from_vectors_2d test_rotation_matrix_from_vectors_3d
vec_2	2	✗	test_rotation_matrix_from_vectors_2d test_rotation_matrix_from_vectors_3d
line_position	2	✗	test_intersect_line_with_plane_3d test_intersect_line_with_axis_aligned_bounding_box_3d
plane_normal	2	✗	test_intersect_line_with_plane_3d test_line_with_axis_aligned_plane
face_normal	2	✗	test_face_coordinate_from_bounding_box test_intersect_line_with_axis_aligned_bounding_box_3d
quadrilateral	2	✗	test_point_in_quadrilateral_2d test_click_in_quadrilateral_3d
click_position	2	✗	test_click_in_quadrilateral_3d test_find_front_back_face
view_dir	2	✗	test_click_in_quadrilateral_3d test_find_front_back_face
colormap_like	2	✗	test_normalize_label_colormap test_colormap_simple_data_types
true_colors	2	✗	test_oned_points test_twod_points
params	2	✗	test_categorical_colormap_from_dict test_categorical_colormap_serialization
dict_type	2	✗	test_type_enforcement test_multitype_enforcement
test_dict	2	✗	test_dict_interface_parity test_copy
mocked_object	2	✗	test_evented_model_with_property_setter_events test_evented_model_with_property_without_setter
edge_width	2	✗	test_generate_vector_meshes test_generate_vector_meshes_2D
length	2	✗	test_generate_vector_meshes test_generate_vector_meshes_2D
style	2	✗	test_generate_vector_meshes test_generate_vector_meshes_2D
opacity	2	✗	test_VispySurfaceLayer test_VispyPointsLayer
im_layer	2	✗	test_base_create test_transforming_child_node
translate	2	✗	test_transforming_child_node test_image_translate
ImageClass	2	✗	test_get_value_at_subpixel_offsets test_get_value_3d_view_of_2d_image
pre_selection	2	✗	test_drag_start_selection test_drag_start_selection
on_point	2	✗	test_drag_start_selection test_drag_start_selection
border_width	2	✗	test_border_width_types test_border_width_types_negative
affine_size	2	✗	test_2d_image_with_channels_and_affine_broadcasts test_2d_image_with_channels_and_affine_assignment_broadcasts
start_position	2	✗	test_projected_distance_from_mouse_drag test_drag_data_to_projected_distance
end_position	2	✗	test_projected_distance_from_mouse_drag test_drag_data_to_projected_distance
vector	2	✗	test_projected_distance_from_mouse_drag test_drag_data_to_projected_distance
exp_level	2	✗	test_update_draw_variable_fov_fixed_canvas_size test_update_draw_variable_canvas_size_fixed_fov
exp_corner_pixels_data	2	✗	test_update_draw_variable_fov_fixed_canvas_size test_update_draw_variable_canvas_size_fixed_fov
c_props	2	✗	test_color_properties_coercion test_invalid_color_properties
single_four_corner	2	✓	test_rectangle_with_shape_type test_single_ellipses_with_shape_type
single_two_corners	2	✓	test_single_ellipses_two_corner_with_shape_type test_single_lines_with_shape_type
two_corners	2	✓	test_lines test_lines_add_method
polygons	2	✓	test_adding_shapes test_adding_shapes_per_shape
path	2	✗	test_generate_2D_edge_meshes test_generate_2D_edge_meshes
bevel	2	✗	test_generate_2D_edge_meshes test_generate_2D_edge_meshes
self_intersecting_polygon	2	✓	test_is_convex_self_intersection test_is_convex_self_intersection
regular_polygon	2	✓	test_is_convex_regular_polygon test_is_convex_regular_polygon
non_convex_poly	2	✓	test_is_convex_non_convex test_is_convex_non_convex
line	2	✓	test_line_non_convex test_line_non_convex
line_two_point	2	✓	test_line_two_point_non_convex test_line_two_point_non_convex
labels_data_4d	2	✗	test_max_label test_swap_background_label
event_define_check	2	✗	TestLabels.test_events_defined test_events_defined
obj	2	✗	TestLabels.test_events_defined test_events_defined
visible	2	✗	test_view_dtype test_view_dtype_int16
ext	2	✗	test_full_serialize test_reader_plugin_tif
save_image	2	✗	test_reader_plugin_tif test_animated_gif_reader
some_layer	2	✓	test_layer_save test_no_write_layer_bad_extension
spec	2	✗	test_single_file test_magic_imread
nearby_handle	1	✗	test_highlight_box_handles
start_mock	1	✗	test_disable_throttle
alt_text_input	1	✗	test_safe_alt_text
expected_alt_text	1	✗	test_safe_alt_text
a_unique_name	1	✗	test_add_layer_magic_name
n_viewers	1	✗	test_close_all
pytester_pretty	1	✗	test_make_napari_viewer
layer_and_type	1	✗	test_magicgui_add_data_inheritance
image_layer	1	✗	test_magicgui_add_data_inheritance
surface_layer	1	✗	test_magicgui_add_data_inheritance_surface
image_layer3d	1	✗	test_magicgui_add_data_inheritance_surface
run_path	1	✗	test_cli_runscript
theme	1	✗	test_canvas_color
multiscale	1	✗	test_mixed_2d_and_3d_layers
direct	1	✗	test_thumbnail_labels
mock_update_theme_no_event	1	✗	test_update_theme
BaseClass	1	✗	test_add_plugin_dock_widget
raise_func	1	✗	test_notification_manager_via_gui
warn_func	1	✗	test_notification_manager_via_gui
severity	1	✗	test_notification_display
v	1	✗	test_yield
widget_callable	1	✗	test_get_widget_viewer_param
param	1	✗	test_get_widget_viewer_param
Widget	1	✗	test_widget_types_supported
is_qt_tag_present	1	✗	test_qt_tooltip_event_filter
platform_simulate_ctrl_c	1	✗	test_sigint
show_text	1	✗	test_qt_tooltip_label
valid	1	✗	test_keybinding_with_only_modifiers
removal_trigger_key	1	✗	test_remove_shortcut
modifier_key	1	✗	test_keybinding_editor_modifier_key_detection
nframes	1	✗	test_animation_thread_variants
fps	1	✗	test_animation_thread_variants
pattern	1	✗	test_filtering_readers_problematic_patterns
text	1	✗	test_rst2html
expected_text	1	✗	test_rst2html
hook_name	1	✗	test_qt_plugin_sorter_help_info
help_info	1	✗	test_qt_plugin_sorter_help_info
perf_config	1	✗	test_trace_on_start
perfmon_script	1	✗	test_trace_on_start
cls	1	✗	test_factory
exView	1	✗	test_factory
exModel	1	✗	test_factory
enum_setting_name	1	✗	test_StrEnum_widgets
enum_setting_class	1	✗	test_StrEnum_widgets
filename	1	✗	test_screenshot_save
menu_id	1	✗	test_build_qmodel_menu
menu_str	1	✗	test_open_with_plugin
method_params	1	✗	test_close
action_text	1	✗	test_toggle_dockwidget_actions
action_dockwidget_name	1	✗	test_toggle_dockwidget_actions
action_status_tooltip	1	✗	test_toggle_dockwidget_actions
layer_list_dim	1	✗	test_copy_spatial_to_clipboard_different_dim
layer_action	1	✗	test_layer_actions_ctx_menu_execute_command
url	1	✗	test_help_urls
action_title	1	✗	test_toggle_axes_scale_bar_attr
viewer_attr	1	✗	test_toggle_axes_scale_bar_attr
sub_attr	1	✗	test_toggle_axes_scale_bar_attr
initial	1	✗	test_toggle_canvas_ndim
mag	1	✗	test_clim_slider_step_size_and_precision
color_by	1	✗	test_color_by_same_after_properties_change
action_manager_trigger	1	✗	test_create_layer_controls_transform_mode_button
editable_after	1	✗	test_set_3d_display_with_points
add_layer_with_data	1	✗	test_set_3d_display_and_layer_visibility
layers	1	✓	test_layers_save_svg
napari_svg_name	1	✓	test_layers_save_svg
orientation	1	✗	test_handedness
expected_handedness	1	✗	test_handedness
suffix	1	✗	test_open_labels
native	1	✗	test_paint
expected_dim	1	✗	test_paint
layer_shape	1	✗	test_double_click_to_zoom
nworld	1	✗	test_world_to_layer
nshape	1	✗	test_world_to_layer
field	1	✗	test_not_mutable_fields
expected_center	1	✗	test_fit_to_view_center_calculation
layer_datum	1	✗	test_add_layers_with_plugins
layer_data	1	✗	test_add_layers_with_plugins_and_kwargs
label_type	1	✗	test_prune_kwargs
reason	1	✗	test_shortcut_invalid
module	1	✗	test_normalize_dtype_np_noop
keymap_mock	1	✗	test_bind_user_key
expected_projected_point	1	✗	test_project_point_to_plane
expected_distances	1	✗	test_project_point_to_plane
plane_position	1	✗	test_intersect_line_with_plane_3d
plane_intercept	1	✗	test_line_with_axis_aligned_plane
line_start	1	✗	test_line_with_axis_aligned_plane
triangle	1	✗	test_inside_triangles
expected_position	1	✗	test_find_nearest_triangle_intersection
display_name	1	✗	test_colormap_error_suggestion
mpl_name	1	✗	test_ensure_colormap_with_recognized_mpl_color_name
selection	1	✗	test_label_colormap_map_with_selection
background	1	✗	test_label_colormap_map_with_background
size	1	✗	test_cast_direct_labels_to_minimum_type_naive
true_color	1	✗	test_warns_but_parses
warn_message	1	✗	test_warns_but_parses
warn_text	1	✗	test_warning_colors
index	1	✗	test_label_colormap
group_index	1	✗	test_nested_events
expected_event_values	1	✗	test_evented_model_with_property_setter_events
disconnect_and_should_be_none	1	✗	test_weakref_event_emitter_cb
upper_triangular	1	✗	test_decompose_linear_matrix
mocked_method	1	✗	test_ndisplay_change
angles	1	✗	test_quaternion2euler_degrees
p	1	✗	test_generate_vector_meshes_2D
initial_vector_style	1	✗	test_vector_style_change
new_vector_style	1	✗	test_vector_style_change
texture_shape	1	✗	test_add_texture
exp_translate	1	✗	test_transforming_child_node
rotate	1	✗	test_transforming_child_node
exp_rotate	1	✗	test_transforming_child_node
pyramid_layer	1	✗	test_transforming_child_node_pyramid
cgitb	1	✗	test_format_exceptions
as_html	1	✗	test_format_exceptions
image_shape	1	✗	test_layer_bounding_box_order
type_	1	✗	test_convert_layer
test_data	1	✗	test_layer_protocol
feature_name	1	✗	test_set_current_properties_on_empty_layer_with_color_cycle
data_shape	1	✗	test_selecting_points
coords	1	✗	test_add_points_direct
expected_indices	1	✗	test_add_points_direct
expected_colors	1	✗	test_add_points_direct
new_value	1	✗	test_new_point_size_editable
dims_indices	1	✗	test_point_slice_request_response
target_indices	1	✗	test_point_slice_request_response
contrast_limits_range	1	✗	test_set_contrast_limits_range_at_boundary_of_contrast_limits
render_mode	1	✗	test_value_3d
angle_degrees	1	✗	test_rotate_with_reflections_in_scale
corner_pixels_world	1	✗	test_update_draw_variable_fov_fixed_canvas_size
canvas_size_pixels	1	✗	test_update_draw_variable_canvas_size_fixed_fov
ndim_world	1	✗	test_dims_displayed_world_to_layer
ndim_layer	1	✗	test_dims_displayed_world_to_layer
numeric_features	1	✗	test_format_with_mixed_feature_numeric_types
cat_cmap	1	✗	test_categorical_colormap_from_dict
curr_color	1	✗	test_current_color_coercion
n_colors	1	✗	test_init_color_manager_direct
translation	1	✗	test_compute_text_coords
anchor_type	1	✗	test_get_text_anchors
shape_type_vertices	1	✗	test_add_invalid_shape
attr	1	✗	test_all_modes_covered
prepend	1	✗	test_nd_text
twenty_four_corner	1	✓	test_changing_shapes
country_wth_hole	1	✗	test_normalize_vertices_and_edges_py_numba_same
limit	1	✗	test_generate_2D_edge_meshes
create_complex_shape	1	✗	test_rdp
start	1	✗	test_perpendicular_distance
end	1	✗	test_perpendicular_distance
triangulation_backend	1	✗	test_polygon
expected_barycentric_coordinates	1	✗	test_calculate_barycentric_coordinates
timestamps	1	✗	test_track_layer_data_nonzero_starting_time
expected_data_view	1	✗	test_contour
background_num	1	✗	test_background_label
brush_size	1	✗	test_undo_redo
selected_label	1	✗	test_undo_redo
preserve_labels	1	✗	test_undo_redo
n_edit_dimensions	1	✗	test_undo_redo
zarr_version	1	✗	test_fill_tensorstore
zarr_driver	1	✗	test_fill_tensorstore
direct_colormap	1	✓	test_invalidate_cache_when_change_color_mode
random_colormap	1	✓	test_invalidate_cache_when_change_color_mode
num_colors	1	✗	test_color_shuffling_above_num_colors
colormap	1	✗	test_draw
shape_data	1	✗	test_measure_shapes
perimeter	1	✗	test_measure_shapes
area	1	✗	test_measure_shapes
use_ext	1	✗	test_layer_save
layers_list	1	✓	test_get_writer_succeeds
stacks	1	✗	test_single_file
use_dask	1	✗	test_magic_imread
val	1	✗	test_features_tables_dtypes
rendered_val	1	✗	test_features_tables_dtypes
editor_class	1	✗	test_features_tables_dtypes
new_val	1	✗	test_features_tables_dtypes

pytest_fixtures.md

Pytest Fixtures in napari

This document lists all pytest fixtures available in the napari codebase.

Table of Contents

• Layer Fixtures
• Viewer Fixtures
• Plugin Fixtures
• Qt Testing Fixtures
• Settings & Environment Fixtures
• Threading & Async Fixtures
• Shapes Layer Fixtures
• Test Control Fixtures
• Other Utility Fixtures

Layer Fixtures

Fixture Name	Location	Scope/Info	Description
layer	src/napari/conftest.py:103	params=6	Parameterized fixture that supplies a layer for testing.
layer_data_and_types	src/napari/conftest.py:72	-	Fixture that provides some layers and filenames
layers	src/napari/conftest.py:156	-	Fixture that supplies a layers list for testing.
layers_list	src/napari_builtins/_tests/conftest.py:57	-	Layers List
some_layer	src/napari_builtins/_tests/conftest.py:52	-	Some Layer

Viewer Fixtures

Fixture Name	Location	Scope/Info	Description
make_napari_viewer	src/napari/utils/_testsupport.py:194	-	Make Napari Viewer
make_napari_viewer_proxy	src/napari/utils/_testsupport.py:403	-	Fixture that returns a function for creating a napari viewer wrapped in proxy.
qt_viewer	src/napari/conftest.py:411	-	We created qt_viewer_ fixture to allow modifying qt_viewer
qt_viewer	src/napari/_tests/test_with_screenshot.py:14	-	Qt Viewer
qt_viewer	src/napari/_qt/_tests/test_qt_viewer.py:1018	-	Qt Viewer
qt_viewer_	src/napari/conftest.py:308	-	Qt Viewer
qt_viewer_with_controls	src/napari/_qt/_tests/test_qt_viewer.py:903	-	Qt Viewer With Controls
viewer_model	src/napari/conftest.py:301	-	Viewer Model

Plugin Fixtures

Fixture Name	Location	Scope/Info	Description
builtins	src/napari/conftest.py:285	-	Builtins
mock_npe2_pm	src/napari_builtins/_tests/conftest.py:12	autouse	Mock plugin manager with no registered plugins.
napari_plugin_manager	src/napari/utils/_testsupport.py:85	-	A napari plugin manager that blocks discovery by default.
napari_svg_name	src/napari/conftest.py:265	-	the plugin name changes with npe2 to napari-svg from svg.
npe2pm_	src/napari/conftest.py:276	autouse	Autouse npe2 & npe1 mock plugin managers with no registered plugins.
tmp_plugin	src/napari/conftest.py:291	-	Tmp Plugin
use_builtins	src/napari_builtins/_tests/conftest.py:21	autouse	Use Builtins

Qt Testing Fixtures

Fixture Name	Location	Scope/Info	Description
_dangling_qanimations	src/napari/conftest.py:844	-	Internal: dangling qanimations
_dangling_qthread_pool	src/napari/conftest.py:665	-	Internal: dangling qthread pool
_dangling_qthreads	src/napari/conftest.py:571	-	Internal: dangling qthreads
_dangling_qtimers	src/napari/conftest.py:721	-	Internal: dangling qtimers
_disable_throttling	src/napari/conftest.py:827	-	Disable qthrottler from superqt.

Settings & Environment Fixtures

Fixture Name	Location	Scope/Info	Description
_clean_themes	src/napari/utils/_testsupport.py:119	autouse	Internal: clean themes
_clear_cached_action_injection	src/napari/conftest.py:420	autouse	Automatically clear cached property Action.injected.
_disable_notification_dismiss_timer	src/napari/conftest.py:510	autouse	This fixture disables starting timer for closing notification
_fix_magic_name	src/napari/conftest.py:950	autouse, scope=session	Fix napari.utils.naming.magic_name to handle test as as internal napari module.
_fresh_settings	src/napari/conftest.py:199	autouse	This fixture ensures that default settings are used for every test.
test_settings	src/napari/settings/_tests/test_settings.py:15	-	A fixture that can be used to test and save settings

Threading & Async Fixtures

Fixture Name	Location	Scope/Info	Description
_auto_shutdown_dask_threadworkers	src/napari/conftest.py:237	autouse	This automatically shutdown dask thread workers.
delayed_dask_stack	src/napari/layers/_tests/test_dask_layers.py:86	-	A 4D (20, 10, 10, 10) delayed dask array, simulates disk io.
single_threaded_executor	src/napari/conftest.py:537	-	Single Threaded Executor

Shapes Layer Fixtures

Fixture Name	Location	Scope/Info	Description
line	src/napari/layers/shapes/_tests/conftest.py:542	-	Line
line_two_point	src/napari/layers/shapes/_tests/conftest.py:547	-	Line Two Point
non_convex_poly	src/napari/layers/shapes/_tests/conftest.py:536	-	Non Convex Poly
poly_hole	src/napari/layers/shapes/_tests/conftest.py:552	-	Poly Hole
polygons	src/napari/layers/shapes/_tests/conftest.py:366	-	Polygons
regular_polygon	src/napari/layers/shapes/_tests/conftest.py:516	-	Regular Polygon
self_intersecting_polygon	src/napari/layers/shapes/_tests/conftest.py:526	-	Self Intersecting Polygon
single_four_corner	src/napari/layers/shapes/_tests/conftest.py:7	-	Single Four Corner
single_two_corners	src/napari/layers/shapes/_tests/conftest.py:304	-	Single Two Corners
ten_four_corner	src/napari/layers/shapes/_tests/conftest.py:22	-	Ten Four Corner
ten_two_corners	src/napari/layers/shapes/_tests/conftest.py:313	-	Ten Two Corners
twenty_four_corner	src/napari/layers/shapes/_tests/conftest.py:118	-	Twenty Four Corner
two_and_four_corners	src/napari/layers/shapes/_tests/conftest.py:349	params=4	Two And Four Corners
two_corners	src/napari/layers/shapes/_tests/conftest.py:361	params=2	Two Corners

Test Control Fixtures

Fixture Name	Location	Scope/Info	Description
MouseEvent	src/napari/utils/_testsupport.py:435	-	Create a subclass for simulating vispy mouse events.
_example_monkeypatch	src/napari/_tests/test_examples.py:54	-	Internal: example monkeypatch
_skip_examples	src/napari/conftest.py:176	autouse	Skip examples test if .
mock_app_model	src/napari/utils/_testsupport.py:143	-	Mock clean 'test_app' NapariApplication instance.
mock_run	src/napari/_tests/test_cli.py:11	-	mock to prevent starting the event loop.

Other Utility Fixtures

Fixture Name	Location	Scope/Info	Description
_disable_jit	src/napari/utils/colormaps/_tests/test_colormap.py:166	-	Fixture to temporarily disable numba JIT during testing.
colormap_backend	src/napari/utils/colormaps/_tests/test_colormap.py:33	autouse	Fixture to set the colormap backend for each test.
direct_colormap	src/napari/layers/labels/_tests/test_labels.py:35	-	Return a DirectLabelColormap.
direct_label_colormap	src/napari/utils/colormaps/_tests/test_colormap.py:197	-	Direct Label Colormap
pytest_configure	src/napari/conftest.py:1047	autouse	Pytest Configure
random_colormap	src/napari/layers/labels/_tests/test_labels.py:48	-	Return a LabelColormap.
test_migrator	src/napari/settings/_tests/test_migrations.py:12	-	Test Migrator