mirror of
https://github.com/Textualize/textual.git
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140 lines
3.3 KiB
Python
140 lines
3.3 KiB
Python
import pytest
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from textual.css.errors import StyleValueError
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from textual.css.query import NoMatches
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from textual.dom import DOMNode, BadIdentifier
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def test_display_default():
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node = DOMNode()
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assert node.display is True
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@pytest.mark.parametrize(
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"setter_value,style_value",
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[[True, "block"], [False, "none"], ["block", "block"], ["none", "none"]],
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)
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def test_display_set_bool(setter_value, style_value):
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node = DOMNode()
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node.display = setter_value
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assert node.styles.display == style_value
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def test_display_set_invalid_value():
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node = DOMNode()
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with pytest.raises(StyleValueError):
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node.display = "blah"
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@pytest.fixture
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def parent():
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parent = DOMNode(id="parent")
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child1 = DOMNode(id="child1")
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child2 = DOMNode(id="child2")
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grandchild1 = DOMNode(id="grandchild1")
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child1._add_child(grandchild1)
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parent._add_child(child1)
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parent._add_child(child2)
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yield parent
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def test_get_child_gets_first_child(parent):
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child = parent.get_child(id="child1")
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assert child.id == "child1"
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assert child.get_child(id="grandchild1").id == "grandchild1"
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assert parent.get_child(id="child2").id == "child2"
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def test_get_child_no_matching_child(parent):
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with pytest.raises(NoMatches):
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parent.get_child(id="doesnt-exist")
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def test_get_child_only_immediate_descendents(parent):
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with pytest.raises(NoMatches):
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parent.get_child(id="grandchild1")
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def test_validate():
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with pytest.raises(BadIdentifier):
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DOMNode(id="23")
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with pytest.raises(BadIdentifier):
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DOMNode(id=".3")
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with pytest.raises(BadIdentifier):
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DOMNode(classes="+2323")
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with pytest.raises(BadIdentifier):
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DOMNode(classes="foo 22")
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node = DOMNode()
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node.add_class("foo")
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with pytest.raises(BadIdentifier):
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node.add_class("1")
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with pytest.raises(BadIdentifier):
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node.remove_class("1")
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with pytest.raises(BadIdentifier):
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node.toggle_class("1")
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@pytest.fixture
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def search():
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"""
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a
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/ \
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b c
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/ / \
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d e f
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"""
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a = DOMNode(id="a")
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b = DOMNode(id="b")
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c = DOMNode(id="c")
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d = DOMNode(id="d")
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e = DOMNode(id="e")
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f = DOMNode(id="f")
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a._add_child(b)
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a._add_child(c)
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b._add_child(d)
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c._add_child(e)
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c._add_child(f)
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yield a
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def test_walk_children_depth(search):
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children = [
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node.id for node in search.walk_children(method="depth", with_self=False)
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]
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assert children == ["b", "d", "c", "e", "f"]
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def test_walk_children_with_self_depth(search):
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children = [
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node.id for node in search.walk_children(method="depth", with_self=True)
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]
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assert children == ["a", "b", "d", "c", "e", "f"]
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def test_walk_children_breadth(search):
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children = [
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node.id for node in search.walk_children(with_self=False, method="breadth")
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]
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print(children)
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assert children == ["b", "c", "d", "e", "f"]
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def test_walk_children_with_self_breadth(search):
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children = [
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node.id for node in search.walk_children(with_self=True, method="breadth")
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]
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print(children)
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assert children == ["a", "b", "c", "d", "e", "f"]
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children = [
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node.id
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for node in search.walk_children(with_self=True, method="breadth", reverse=True)
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]
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assert children == ["f", "e", "d", "c", "b", "a"]
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