Set SVG ratio when width and height are 0

Kozea · Oct 28, 2021 · abd54c4 · abd54c4
1 parent eebb6e5
commit abd54c4
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diff --git a/tests/draw/svg/test_shapes.py b/tests/draw/svg/test_shapes.py
@@ -419,3 +419,26 @@ def test_rect_stroke_zero():
               stroke-width="0" stroke="red" fill="none" />
       </svg>
     ''')
+
+
+@assert_no_logs
+def test_rect_width_height_zero():
+    assert_pixels('rect_fill', 9, 9, '''
+        _________
+        _________
+        _________
+        _________
+        _________
+        _________
+        _________
+        _________
+        _________
+    ''', '''
+        <style>
+            @page { size: 9px }
+            svg { display: block }
+        </style>
+        <svg width="0" height="0" xmlns="http://www.w3.org/2000/svg">
+            <rect x="2" y="2" width="5" height="5" fill="red" />
+        </svg>
+    ''')
diff --git a/weasyprint/images.py b/weasyprint/images.py
@@ -81,6 +81,8 @@ def get_intrinsic_size(self, image_resolution, font_size):
                 ratio = None
         elif width and height:
             ratio = width / height
+        else:
+            ratio = 1
         return width, height, ratio
 
     def draw(self, stream, concrete_width, concrete_height, image_rendering):