fix failing tests after new warning phrases for dupe rules

tests/test_web_poet_rules.py

@@ -130,6 +130,21 @@ def assert_deps(deps: List[Dict[str, Any]], expected: Dict[str, Any], size: int
     assert all([True for k, v in expected.items() if isinstance(deps[0][k], v)])
 
 
+def assert_warning_tokens(caught_warnings, expected_warning_tokens):
+    results = []
+    for warning in caught_warnings:
+        results.append(
+            all(
+                [
+                    True
+                    for expected in expected_warning_tokens
+                    if expected in str(warning.message)
+                ]
+            )
+        )
+    assert all(results)
+
+
 @handle_urls(URL)
 class UrlMatchPage(ItemPage):
     async def to_item(self) -> dict:
@@ -451,15 +466,15 @@ def test_item_return_subclass() -> None:
     """
 
     # There should be a warning to the user about clashing rules.
-    rules = [
-        ApplyRule(URL, use=ParentProductPage, to_return=ProductFromParent),
-        ApplyRule(URL, use=SubclassProductPage, to_return=ProductFromParent),
+    expected_warning_tokens = [
+        "Consider setting the priority explicitly for these rules:",
+        repr(ApplyRule(URL, use=ParentProductPage, to_return=ProductFromParent)),
+        repr(ApplyRule(URL, use=SubclassProductPage, to_return=ProductFromParent)),
     ]
-    msg = f"Consider updating the priority of these rules: {rules}"
 
     with warnings.catch_warnings(record=True) as caught_warnings:
         item, deps = yield crawl_item_and_deps(ProductFromParent)
-        assert any([True for w in caught_warnings if msg in str(w.message)])
+        assert_warning_tokens(caught_warnings, expected_warning_tokens)
 
     assert item == ProductFromParent(name="subclass product name")
     assert_deps(deps, {"item": ProductFromParent})
@@ -503,15 +518,15 @@ def test_item_return_individually_defined() -> None:
     The latter rule that was defined should be used when the priorities are the
     same.
     """
-    rules = [
-        ApplyRule(URL, use=IndependentA1Page, to_return=AItem),
-        ApplyRule(URL, use=IndependentA2Page, to_return=AItem),
+    expected_warning_tokens = [
+        "Consider setting the priority explicitly for these rules:",
+        repr(ApplyRule(URL, use=IndependentA1Page, to_return=AItem)),
+        repr(ApplyRule(URL, use=IndependentA2Page, to_return=AItem)),
     ]
-    msg = f"Consider updating the priority of these rules: {rules}"
 
     with warnings.catch_warnings(record=True) as caught_warnings:
         item, deps = yield crawl_item_and_deps(AItem)
-        assert any([True for w in caught_warnings if msg in str(w.message)])
+        assert_warning_tokens(caught_warnings, expected_warning_tokens)
 
     assert item == AItem(name="independent A2")
     assert_deps(deps, {"item": IndependentA2Page})