"""Tests for the layout fields added to widget_details."""
from PySide6.QtWidgets import QLabel, QVBoxLayout, QWidget
from qt_mcp.probe.introspector import Introspector
from qt_mcp.probe.ref_registry import RefRegistry
def test_widget_details_has_layout_fields(qapp):
"""widget_details should include size_hint, size_policy, layout, margins."""
registry = RefRegistry()
introspector = Introspector(registry)
w = QWidget()
w.setObjectName("LayoutTestWidget")
layout = QVBoxLayout()
w.setLayout(layout)
layout.addWidget(QLabel("test"))
w.show()
qapp.processEvents()
ref = registry.register(w, prefix="w")
details = introspector.widget_details(ref)
assert "size_hint" in details
assert isinstance(details["size_hint"], tuple)
assert len(details["size_hint"]) == 2
assert "size_policy" in details
assert "x" in details["size_policy"] # e.g. "Preferred×Preferred"
assert details["layout"] == "QVBoxLayout"
assert "margins" in details
assert isinstance(details["margins"], tuple)
assert len(details["margins"]) == 4
w.close()
qapp.processEvents()
def test_widget_details_no_layout(qapp):
"""A widget without a layout should show layout: 'none'."""
registry = RefRegistry()
introspector = Introspector(registry)
w = QWidget()
w.setObjectName("NoLayoutWidget")
w.show()
qapp.processEvents()
ref = registry.register(w, prefix="w")
details = introspector.widget_details(ref)
assert details["layout"] == "none"
w.close()
qapp.processEvents()
def test_widget_details_min_size_hint(qapp):
"""QLabel should have a valid minimumSizeHint."""
registry = RefRegistry()
introspector = Introspector(registry)
label = QLabel("Hello World")
label.setObjectName("HintLabel")
label.show()
qapp.processEvents()
ref = registry.register(label, prefix="w")
details = introspector.widget_details(ref)
assert "min_size_hint" in details
assert isinstance(details["min_size_hint"], tuple)
label.close()
qapp.processEvents()
