Files
textual/tests/tree/test_tree_expand_etc.py

107 lines
4.7 KiB
Python

from __future__ import annotations
from textual.app import App, ComposeResult
from textual.widgets import Tree
class TreeApp(App[None]):
"""Test tree app."""
def compose(self) -> ComposeResult:
yield Tree("Test")
def on_mount(self) -> None:
tree = self.query_one(Tree)
for n in range(10):
tree.root.add(f"Trunk {n}")
node = tree.root.children[0]
for n in range(10):
node = node.add(str(n))
async def test_tree_node_expand() -> None:
"""Expanding one node should not expand all nodes."""
async with TreeApp().run_test() as pilot:
pilot.app.query_one(Tree).root.expand()
assert pilot.app.query_one(Tree).root.is_expanded is True
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert any(child.is_expanded for child in check_node.children) is False
check_node = check_node.children[0]
async def test_tree_node_expand_all() -> None:
"""Expanding all on a node should expand all child nodes too."""
async with TreeApp().run_test() as pilot:
pilot.app.query_one(Tree).root.expand_all()
assert pilot.app.query_one(Tree).root.is_expanded is True
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert check_node.children[0].is_expanded is True
assert any(child.is_expanded for child in check_node.children[1:]) is False
check_node = check_node.children[0]
async def test_tree_node_collapse() -> None:
"""Collapsing one node should not collapse all nodes."""
async with TreeApp().run_test() as pilot:
pilot.app.query_one(Tree).root.expand_all()
pilot.app.query_one(Tree).root.children[0].collapse()
assert pilot.app.query_one(Tree).root.children[0].is_expanded is False
check_node = pilot.app.query_one(Tree).root.children[0].children[0]
while check_node.children:
assert all(child.is_expanded for child in check_node.children) is True
check_node = check_node.children[0]
async def test_tree_node_collapse_all() -> None:
"""Collapsing all on a node should collapse all child noes too."""
async with TreeApp().run_test() as pilot:
pilot.app.query_one(Tree).root.expand_all()
pilot.app.query_one(Tree).root.children[0].collapse_all()
assert pilot.app.query_one(Tree).root.children[0].is_expanded is False
check_node = pilot.app.query_one(Tree).root.children[0].children[0]
while check_node.children:
assert check_node.children[0].is_expanded is False
assert all(child.is_expanded for child in check_node.children[1:]) is True
check_node = check_node.children[0]
async def test_tree_node_toggle() -> None:
"""Toggling one node should not toggle all nodes."""
async with TreeApp().run_test() as pilot:
assert pilot.app.query_one(Tree).root.is_expanded is False
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert any(child.is_expanded for child in check_node.children) is False
check_node = check_node.children[0]
pilot.app.query_one(Tree).root.toggle()
assert pilot.app.query_one(Tree).root.is_expanded is True
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert any(child.is_expanded for child in check_node.children) is False
check_node = check_node.children[0]
async def test_tree_node_toggle_all() -> None:
"""Toggling all on a node should toggle all child nodes too."""
async with TreeApp().run_test() as pilot:
assert pilot.app.query_one(Tree).root.is_expanded is False
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert any(child.is_expanded for child in check_node.children) is False
check_node = check_node.children[0]
pilot.app.query_one(Tree).root.toggle_all()
assert pilot.app.query_one(Tree).root.is_expanded is True
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert check_node.children[0].is_expanded is True
assert any(child.is_expanded for child in check_node.children[1:]) is False
check_node = check_node.children[0]
pilot.app.query_one(Tree).root.toggle_all()
assert pilot.app.query_one(Tree).root.is_expanded is False
check_node = pilot.app.query_one(Tree).root.children[0]
while check_node.children:
assert any(child.is_expanded for child in check_node.children) is False
check_node = check_node.children[0]