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refactor: Instantiate component when rendering, and remove metadata stack (#1212)

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* refactor: Instantiate component when rendering, and remove metadata stack

* refactor: update test

* refactor: fix linter errors

* docs: remove example from changelog
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Juro Oravec 2025-05-25 23:33:38 +02:00 • committed by GitHub
parent 2e08af9a13
commit bae0f28813
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33 changed files with 1123 additions and 707 deletions
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73
tests/test_component_media.py
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@ -215,10 +215,9 @@ class TestMainMedia:
def get_template(self, context):
return Template("<div class='variable-html'>{{ variable }}</div>")
comp = VariableHTMLComponent("variable_html_component")
context = Context({"variable": "Dynamic Content"})
rendered = VariableHTMLComponent.render(context=Context({"variable": "Dynamic Content"}))
assertHTMLEqual(
comp.render(context),
rendered,
'<div class="variable-html" data-djc-id-ca1bc3e>Dynamic Content</div>',
)
@ -1047,6 +1046,13 @@ class TestSubclassingMedia:
assertInHTML('<script src="child.js"></script>', rendered)
assertInHTML('<script src="parent.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="parent.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="parent.js"></script>'
)
def test_media_in_child_and_grandparent(self):
class GrandParentComponent(Component):
template: types.django_html = """
@ -1075,6 +1081,13 @@ class TestSubclassingMedia:
assertInHTML('<script src="child.js"></script>', rendered)
assertInHTML('<script src="grandparent.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="grandparent.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="grandparent.js"></script>'
)
def test_media_in_parent_and_grandparent(self):
class GrandParentComponent(Component):
template: types.django_html = """
@ -1103,6 +1116,13 @@ class TestSubclassingMedia:
assertInHTML('<script src="parent.js"></script>', rendered)
assertInHTML('<script src="grandparent.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="parent.css" media="all" rel="stylesheet">\n'
'<link href="grandparent.css" media="all" rel="stylesheet">\n'
'<script src="parent.js"></script>\n'
'<script src="grandparent.js"></script>'
)
def test_media_in_multiple_bases(self):
class GrandParent1Component(Component):
class Media:
@ -1154,6 +1174,17 @@ class TestSubclassingMedia:
assertInHTML('<script src="grandparent1.js"></script>', rendered)
assertInHTML('<script src="grandparent3.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="grandparent3.css" media="all" rel="stylesheet">\n'
'<link href="parent1.css" media="all" rel="stylesheet">\n'
'<link href="grandparent1.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="grandparent3.js"></script>\n'
'<script src="parent1.js"></script>\n'
'<script src="grandparent1.js"></script>'
)
def test_extend_false_in_child(self):
class Parent1Component(Component):
template: types.django_html = """
@ -1187,6 +1218,11 @@ class TestSubclassingMedia:
assert "parent2.js" not in rendered
assertInHTML('<script src="child.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>'
)
def test_extend_false_in_parent(self):
class GrandParentComponent(Component):
class Media:
@ -1227,6 +1263,15 @@ class TestSubclassingMedia:
assertInHTML('<script src="parent2.js"></script>', rendered)
assertInHTML('<script src="child.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="parent2.css" media="all" rel="stylesheet">\n'
'<link href="parent1.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="parent2.js"></script>\n'
'<script src="parent1.js"></script>'
)
def test_extend_list_in_child(self):
class Parent1Component(Component):
template: types.django_html = """
@ -1274,6 +1319,15 @@ class TestSubclassingMedia:
assertInHTML('<script src="other2.js"></script>', rendered)
assertInHTML('<script src="child.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="other2.css" media="all" rel="stylesheet">\n'
'<link href="other1.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="other2.js"></script>\n'
'<script src="other1.js"></script>'
)
def test_extend_list_in_parent(self):
class Other1Component(Component):
class Media:
@ -1327,3 +1381,16 @@ class TestSubclassingMedia:
assertInHTML('<script src="parent1.js"></script>', rendered)
assertInHTML('<script src="parent2.js"></script>', rendered)
assertInHTML('<script src="child.js"></script>', rendered)
assert str(ChildComponent.media) == (
'<link href="child.css" media="all" rel="stylesheet">\n'
'<link href="parent2.css" media="all" rel="stylesheet">\n'
'<link href="parent1.css" media="all" rel="stylesheet">\n'
'<link href="other2.css" media="all" rel="stylesheet">\n'
'<link href="other1.css" media="all" rel="stylesheet">\n'
'<script src="child.js"></script>\n'
'<script src="parent2.js"></script>\n'
'<script src="parent1.js"></script>\n'
'<script src="other2.js"></script>\n'
'<script src="other1.js"></script>'
)