Don’t crash with absolute flex boxes

Fix #1536.
Kozea · Jan 10, 2022 · 72d05e3 · 72d05e3
1 parent a1ff9d4
commit 72d05e3
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/tests/layout/test_flex.py b/tests/layout/test_flex.py
@@ -542,3 +542,12 @@ def test_flex_undefined_percentage_height_multiple_lines():
         <div style="width: 100%">a</div>
         <div style="width: 100%">b</div>
       </div>''')
+
+
+@assert_no_logs
+def test_flex_absolute():
+    # Regression test for https://github.com/Kozea/WeasyPrint/issues/1536
+    page, = render_pages('''
+      <div style="display: flex; position: absolute">
+        <div>a</div>
+      </div>''')
diff --git a/weasyprint/layout/absolute.py b/weasyprint/layout/absolute.py
@@ -305,8 +305,8 @@ def absolute_box_layout(context, box, containing_block, fixed_boxes,
             bottom_space, skip_stack)
     elif isinstance(box, boxes.FlexContainerBox):
         new_box, resume_at = absolute_flex(
-            context, box, containing_block, fixed_boxes,
-            bottom_space, skip_stack, original_containing_block)
+            context, box, original_containing_block, fixed_boxes,
+            bottom_space, skip_stack, containing_block)
     else:
         assert isinstance(box, boxes.BlockReplacedBox)
         new_box = absolute_replaced(context, box, containing_block)