110 lines
2.9 KiB
Python
110 lines
2.9 KiB
Python
"""Test cases for the View class."""
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import pytest
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from gi.repository import Gtk
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from gaphas.canvas import Canvas
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from gaphas.view import GtkView
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@pytest.fixture(autouse=True)
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def main_loop(window, box):
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while Gtk.events_pending():
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Gtk.main_iteration()
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def test_item_removal(view, canvas, box):
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assert len(list(canvas.get_all_items())) == len(view._qtree)
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view.selection.set_focused_item(box)
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canvas.remove(box)
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assert len(list(canvas.get_all_items())) == 0
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assert len(view._qtree) == 0
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def test_view_registration():
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canvas = Canvas()
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# GTK view does register for updates though
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view = GtkView(canvas)
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assert len(canvas._registered_views) == 1
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window = Gtk.Window.new(Gtk.WindowType.TOPLEVEL)
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window.add(view)
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window.show_all()
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view.model = None
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assert len(canvas._registered_views) == 0
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view.model = canvas
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assert len(canvas._registered_views) == 1
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def test_view_registration_2(view, canvas, window):
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"""Test view registration and destroy when view is destroyed."""
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assert len(canvas._registered_views) == 1
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assert view in canvas._registered_views
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window.destroy()
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assert len(canvas._registered_views) == 0
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@pytest.fixture()
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def sc_view():
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sc = Gtk.ScrolledWindow()
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view = GtkView(Canvas())
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sc.add(view)
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return view, sc
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def test_scroll_adjustments_signal(sc_view):
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assert sc_view[0].hadjustment
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assert sc_view[0].vadjustment
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assert sc_view[0].hadjustment.get_value() == 0.0
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assert sc_view[0].hadjustment.get_lower() == 0.0
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assert sc_view[0].hadjustment.get_upper() == 1.0
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assert sc_view[0].hadjustment.get_step_increment() == 0.0
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assert sc_view[0].hadjustment.get_page_increment() == 1.0
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assert sc_view[0].hadjustment.get_page_size() == 1.0
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assert sc_view[0].vadjustment.get_value() == 0.0
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assert sc_view[0].vadjustment.get_lower() == 0.0
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assert sc_view[0].vadjustment.get_upper() == 1.0
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assert sc_view[0].vadjustment.get_step_increment() == 0.0
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assert sc_view[0].vadjustment.get_page_increment() == 1.0
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assert sc_view[0].vadjustment.get_page_size() == 1.0
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def test_scroll_adjustments(sc_view):
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assert sc_view[1].get_hadjustment() is sc_view[0].hadjustment
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assert sc_view[1].get_vadjustment() is sc_view[0].vadjustment
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def test_will_not_remove_lone_controller(view):
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ctrl = Gtk.EventControllerMotion.new(view)
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removed = view.remove_controller(ctrl)
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assert not removed
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def test_can_add_and_remove_controller(view):
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ctrl = Gtk.EventControllerMotion.new(view)
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view.add_controller(ctrl)
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removed = view.remove_controller(ctrl)
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assert removed
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assert ctrl.get_propagation_phase() == Gtk.PropagationPhase.NONE
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def test_can_remove_all_controllers(view):
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ctrl = Gtk.EventControllerMotion.new(view)
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view.add_controller(ctrl)
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view.remove_all_controllers()
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assert ctrl.get_propagation_phase() == Gtk.PropagationPhase.NONE
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