def test_build_cycle_references(self,
testcase_cycle_references_tree_items):
items = testcase_cycle_references_tree_items
tree = Tree.build(items, 'name', 'parent')
print('', tree, sep='\n')
with raises(RecursionError):
tree.render()
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 get_server_dir_info():
tree = Tree()
tree.walk(basedir)
return tree.retString
def test_build_multiple_roots(self, testcase_multiple_roots_tree_items):
items = testcase_multiple_roots_tree_items
with raises(
RuntimeError,
match='Given collection of items is not a connected graph!'):
Tree.build(items, 'name', 'parent')
def test_build_missing_non_leaves_items(self, testcase_missing_tree_items,
items_order):
items, rendered = testcase_missing_tree_items
tree = Tree.build(items, 'name', 'parent')
print('', tree, sep='\n')
assert tree.render() == rendered
def test_build_chain_layout(self, testcase_chain_layout_tree_items):
items, rendered = testcase_chain_layout_tree_items
tree = Tree.build(items, 'name', 'parent')
print('', tree, sep='\n')
assert tree.render() == rendered
def test_build_single_item(self, testcase_single_item_tree_items):
items, rendered = testcase_single_item_tree_items
tree = Tree.build(items, 'name', 'parent')
print('', tree, sep='\n')
assert tree.render() == rendered
def test_build_empty(self, testcase_empty_tree_items):
items, rendered = testcase_empty_tree_items
tree = Tree.build(items, 'name', 'parent')
print('', tree.render(empty=rendered), sep='\n')
assert tree.render(empty=rendered) == rendered
def test_build_exceptions(self, testcase_exception_tree_items):
items, rendered = testcase_exception_tree_items
tree = Tree.build(items=items, naming='__name__', parent='__base__')
print('', tree, sep='\n')
assert tree.render() == rendered
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'
def testcase_empty_tree(self, empty_arg):
"""Tree with an empty root: (Tree() object, empty tree representation string, 'empty' argument)"""
result = empty_arg
return Tree(None), result, empty_arg