Don’t try to increase column width when there’s no extra width

Fix #2306.
Kozea · Nov 19, 2024 · a2e0bbd · a2e0bbd
1 parent 9d028fb
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diff --git a/tests/layout/test_table.py b/tests/layout/test_table.py
@@ -3378,3 +3378,21 @@ def test_border_collapse_5():
         [None, black_3, black_3],
         [black_3, black_3, black_3],
     ]
+
+
+@assert_no_logs
+def test_table_zero_width():
+    # Test regression: https://github.com/Kozea/WeasyPrint/issues/2306
+    page, = render_pages('''
+      <table style="font-family: weasyprint">
+        <thead>
+          <tr>
+            <th colspan="2">aaaaaaaaaaaaaaaaaa</th>
+          </tr>
+          <tr>
+            <th style="width:80px"></th>
+            <th style="width:80px">rrrrr</th>
+          </tr>
+        </thead>
+      </table>
+    ''')
diff --git a/weasyprint/layout/table.py b/weasyprint/layout/table.py
@@ -778,7 +778,7 @@ def auto_table_layout(context, box, containing_block):
             # width.
             min_content_specified_guess[i] = column_max_content_widths[i]
 
-    if assignable_width <= sum(max_content_guess):
+    if assignable_width < sum(max_content_guess):
         # Default values shouldn't be used, but we never know.
         # See https://github.com/Kozea/WeasyPrint/issues/770
         lower_guess = guesses[0]