def test_data_returns_none_for_invalid_index():
""" When getting data, nothing is returned for invalid index """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
project.plans.append(plan)
model.set_project(project)
# When
retval = model.data(QModelIndex(), Qt.DisplayRole)
# Then
assert retval is None
def test_setdata_updates_description():
""" setData() works on the description """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0, 1, model.plans_index)
# When
retval = model.setData(plan_index, "Foo")
assert retval is True
assert model.data(plan_index, Qt.DisplayRole) == "Foo"
def test_data_returns_none_for_invalid_role():
""" When getting data, invalid role returns None """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
plan.ancestor = "Foo"
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
# When
retval = model.data(plan_index, Qt.UserRole)
# Then
assert retval is None
def test_data_returns_qicon_for_decoration_role():
""" When getting data, decoration role returns an icon """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
plan.ancestor = "Foo"
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
# When
retval = model.data(plan_index, Qt.DecorationRole)
# Then
assert isinstance(retval, QIcon)
def test_data_returns_string_for_valid_index():
""" When getting data, ancestor is returned for valid index """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
plan.ancestor = "Foo"
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
# When
retval = model.data(plan_index, Qt.DisplayRole)
# Then
assert retval is plan.ancestor
def test_data_returns_none_for_invalid_column():
""" When getting data, invalid column returns None """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
plan.ancestor = "Foo"
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0,
len(list(TreeModelCols)) + 1, model.plans_index)
# When
retval = model.data(plan_index, Qt.DisplayRole)
# Then
assert retval is None
def test_setdata_updates_link():
""" setData() works on the link """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
project.plans.append(plan)
project.plans[0].add_task()
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
task_index = model.index(0, TreeModelCols.LINK, plan_index)
# When
retval = model.setData(task_index, 1234)
assert retval is True
assert model.data(task_index, Qt.DisplayRole) == 1234
def test_get_font_returns_strikeout_for_task_with_result():
""" A task with a nil result should show up as strike-out """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
task = ResearchTask()
task.result = ResearchResult(False)
plan.tasks.append(task)
project.plans.append(plan)
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
task_index = model.index(0, 0, plan_index)
# When
font = model.data(task_index, Qt.FontRole)
# Then
assert font.strikeOut() is True
def test_setdata_updates_result():
""" setData() works on the result """
# Given
model = TreeModel()
project = ResearchProject("")
plan = ResearchPlan()
project.plans.append(plan)
project.plans[0].add_task()
model.set_project(project)
plan_index = model.index(0, 0, model.plans_index)
task_index = model.index(0, 2, plan_index)
result = ResearchResult(True)
result.description = "Test"
# When
retval = model.setData(task_index, result)
assert retval is True
assert model.data(task_index, Qt.DisplayRole) == result