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import pytest
import copy
from unittest.mock import patch, MagicMock
from UM.Scene.GroupDecorator import GroupDecorator
from UM.Scene.SceneNode import SceneNode
from cura.Scene.BuildPlateDecorator import BuildPlateDecorator
from cura.Scene.SliceableObjectDecorator import SliceableObjectDecorator
from cura.UI.ObjectsModel import ObjectsModel, _NodeInfo
@pytest.fixture()
def objects_model(application):
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application)):
return ObjectsModel()
@pytest.fixture()
def group_scene_node():
node = SceneNode()
node.addDecorator(GroupDecorator())
return node
@pytest.fixture()
def slicable_scene_node():
node = SceneNode()
node.addDecorator(SliceableObjectDecorator())
return node
@pytest.fixture()
def application_with_mocked_scene(application):
mocked_controller = MagicMock(name = "Controller")
mocked_scene = MagicMock(name = "Scene")
mocked_controller.getScene = MagicMock(return_value = mocked_scene)
application.getController = MagicMock(return_value = mocked_controller)
return application
def test_setActiveBuildPlate(objects_model):
objects_model._update = MagicMock()
objects_model.setActiveBuildPlate(12)
assert objects_model._update.call_count == 1
objects_model.setActiveBuildPlate(12)
assert objects_model._update.call_count == 1
class Test_shouldNodeBeHandled:
def test_nonSlicableSceneNode(self, objects_model):
# An empty SceneNode should not be handled by this model
assert not objects_model._shouldNodeBeHandled(SceneNode())
def test_groupedNode(self, objects_model, slicable_scene_node, application):
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application)):
# A node without a build plate number should not be handled.
assert not objects_model._shouldNodeBeHandled(slicable_scene_node)
def test_childNode(self, objects_model, group_scene_node, slicable_scene_node, application):
slicable_scene_node.setParent(group_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application)):
# A child node of a group node should not be handled.
assert not objects_model._shouldNodeBeHandled(slicable_scene_node)
def test_slicableNodeWithoutFiltering(self, objects_model, slicable_scene_node, application):
mocked_preferences = MagicMock(name="preferences")
mocked_preferences.getValue = MagicMock(return_value = False)
application.getPreferences = MagicMock(return_value = mocked_preferences)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application)):
# A slicable node should be handled by this model.
assert objects_model._shouldNodeBeHandled(slicable_scene_node)
def test_slicableNodeWithFiltering(self, objects_model, slicable_scene_node, application):
mocked_preferences = MagicMock(name="preferences")
mocked_preferences.getValue = MagicMock(return_value = True)
application.getPreferences = MagicMock(return_value = mocked_preferences)
buildplate_decorator = BuildPlateDecorator()
buildplate_decorator.setBuildPlateNumber(-1)
slicable_scene_node.addDecorator(buildplate_decorator)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application)):
# A slicable node with the same buildplate number should be handled.
assert objects_model._shouldNodeBeHandled(slicable_scene_node)
class Test_renameNodes:
def test_emptyDict(self, objects_model):
assert objects_model._renameNodes({}) == []
def test_singleItemNoRename(self, objects_model):
node = SceneNode()
assert objects_model._renameNodes({"zomg": _NodeInfo(index_to_node={1: node})}) == [node]
def test_singleItemRename(self, objects_model):
node = SceneNode()
result = objects_model._renameNodes({"zomg": _NodeInfo(nodes_to_rename=[node])})
assert result == [node]
assert node.getName() == "zomg(1)"
def test_singleItemRenameWithIndex(self, objects_model):
node = SceneNode()
objects_model._renameNodes({"zomg": _NodeInfo(index_to_node = {1: node}, nodes_to_rename=[node])})
assert node.getName() == "zomg(2)"
def test_multipleItemsRename(self, objects_model):
node1 = SceneNode()
node2 = SceneNode()
result = objects_model._renameNodes({"zomg": _NodeInfo(nodes_to_rename=[node1, node2])})
assert result == [node1, node2]
assert node1.getName() == "zomg(1)"
assert node2.getName() == "zomg(2)"
def test_renameGroup(self, objects_model, group_scene_node):
result = objects_model._renameNodes({"zomg": _NodeInfo(nodes_to_rename=[group_scene_node], is_group=True)})
assert result == [group_scene_node]
assert group_scene_node.getName() == "zomg#1"
class Test_Update:
def test_updateWithGroup(self, objects_model, application_with_mocked_scene, group_scene_node):
objects_model._shouldNodeBeHandled = MagicMock(return_value = True)
application_with_mocked_scene.getController().getScene().getRoot = MagicMock(return_value = group_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application_with_mocked_scene)):
objects_model._update()
assert objects_model.items == [{
'name': 'Group #1',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': group_scene_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}]
def test_updateWithNonGroup(self, objects_model, application_with_mocked_scene, slicable_scene_node):
objects_model._shouldNodeBeHandled = MagicMock(return_value=True)
slicable_scene_node.setName("YAY(1)")
application_with_mocked_scene.getController().getScene().getRoot = MagicMock(return_value=slicable_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application_with_mocked_scene)):
objects_model._update()
assert objects_model.items == [{
'name': 'YAY(1)',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': slicable_scene_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}]
def test_updateWithNonTwoNodes(self, objects_model, application_with_mocked_scene, slicable_scene_node):
objects_model._shouldNodeBeHandled = MagicMock(return_value=True)
slicable_scene_node.setName("YAY")
copied_node = copy.deepcopy(slicable_scene_node)
copied_node.setParent(slicable_scene_node)
application_with_mocked_scene.getController().getScene().getRoot = MagicMock(return_value=slicable_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application_with_mocked_scene)):
objects_model._update()
assert objects_model.items == [{
'name': 'YAY',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': slicable_scene_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}, {
'name': 'YAY(1)',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': copied_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}]
def test_updateWithNonTwoGroups(self, objects_model, application_with_mocked_scene, group_scene_node):
objects_model._shouldNodeBeHandled = MagicMock(return_value=True)
group_scene_node.setName("Group #1")
copied_node = copy.deepcopy(group_scene_node)
copied_node.setParent(group_scene_node)
application_with_mocked_scene.getController().getScene().getRoot = MagicMock(return_value=group_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application_with_mocked_scene)):
objects_model._update()
assert objects_model.items == [{
'name': 'Group #1',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': group_scene_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}, {
'name': 'Group #2',
'selected': False,
'outside_build_area': False,
'buildplate_number': None,
'node': copied_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}]
def test_updateOutsideBuildplate(self, objects_model, application_with_mocked_scene, group_scene_node):
objects_model._shouldNodeBeHandled = MagicMock(return_value=True)
group_scene_node.setName("Group")
group_scene_node.isOutsideBuildArea = MagicMock(return_value = True)
application_with_mocked_scene.getController().getScene().getRoot = MagicMock(return_value=group_scene_node)
with patch("UM.Application.Application.getInstance", MagicMock(return_value=application_with_mocked_scene)):
objects_model._update()
assert objects_model.items == [{
'name': 'Group',
'selected': False,
'outside_build_area': True,
'buildplate_number': None,
'node': group_scene_node,
"extruder_number": -1,
"per_object_settings_count": 0,
"mesh_type": ""
}]
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