def testcase_simple_tree(self, name_handle, children_handle, render_style,
root_item):
"""Tree with children references: (Tree() object, tree representation string, render style used)"""
representation = {
'strict':
'''
f
└── e
├── a
├── b
│ └── c
└── d
''',
'smooth':
'''
f
╰── e
├── a
├── b
│ ╰── c
╰── d
''',
'indent':
'''
f
e
a
b
c
d
''',
}
tree = Tree.convert(root_item, name_handle, children_handle)
return tree, self.strip_indents(representation[render_style],
4), render_style
def test_invalid_children_handle(self, name_handle, children_handle,
root_item):
err_msg = r"children handle returned invalid result: expected List\[Item\], got 0"
with raises(RuntimeError, match=err_msg):
Tree.convert(root_item, name_handle, children_handle)
def testcase_single_item_tree(self, name_handle, children_handle):
"""Tree of with 1 single node: (Tree() object, rendered tree string)"""
item = self.Item('item', None)
return Tree.convert(item, name_handle, children_handle), 'item'