login page

Lib/site-packages/crispy_forms/tests/utils.py

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+from django.test.html import Element, parse_html
+
+
+def contains_partial(haystack, needle, ignore_needle_children=False):
+    """Search for a html element with at least the corresponding elements
+    (other elements may be present in the matched element from the haystack)
+    """
+    if not isinstance(haystack, Element):
+        haystack = parse_html(haystack)
+    if not isinstance(needle, Element):
+        needle = parse_html(needle)
+
+    if len(needle.children) > 0 and not ignore_needle_children:
+        raise NotImplementedError("contains_partial does not check needle's children:%s" % str(needle.children))
+
+    if needle.name == haystack.name and set(needle.attributes).issubset(haystack.attributes):
+        return True
+    return any(
+        contains_partial(child, needle, ignore_needle_children=ignore_needle_children)
+        for child in haystack.children
+        if isinstance(child, Element)
+    )