Remove the $defs validator.

This isn't correct, $defs doesn't have behavior (it isn't an assertion).

The reason these tests fail is because the dynamicRef implementation isn't
fully correct (will need some restructuring).

2 files changed, 3 insertions, 29 deletions

diff --git a/jsonschema/tests/test_jsonschema_test_suite.py b/jsonschema/tests/test_jsonschema_test_suite.py
index 1d8a804..c0ddddd 100644
--- a/jsonschema/tests/test_jsonschema_test_suite.py
+++ b/jsonschema/tests/test_jsonschema_test_suite.py
@@ -413,36 +413,12 @@ TestDraft202012 = DRAFT202012.to_unittest_testcase(
     skip=lambda test: (
         narrow_unicode_build(test)
         or skip(
-            message="Issue: Resolving of dynamicRef based on dynamic scope",
+            message="dynamicRef support isn't working yet.",
             subject="dynamicRef",
-            case_description="A $dynamicRef that initially resolves to a "
-                             "schema with a matching $dynamicAnchor should "
-                             "resolve to the first $dynamicAnchor in the "
-                             "dynamic scope",
-            description='The recursive part is not valid against the root',
         )(test)
         or skip(
-            message="Issue: Resolving of dynamicRef based on dynamic scope",
-            subject="dynamicRef",
-            case_description="multiple dynamic paths to the $dynamicRef "
-                             "keyword",
-            description="recurse to integerNode - floats are not allowed",
-        )(test)
-        or skip(
-            message="Issue: Resolving of dynamicRef based on dynamic scope",
-            subject="dynamicRef",
-            case_description="after leaving a dynamic scope, it should not be "
-                             "used by a $dynamicRef",
-            description="/then/$defs/thingy is the final stop for the "
-                        "$dynamicRef",
-        )(test)
-        or skip(
-            message="Issue: Resolving of dynamicRef based on dynamic scope",
-            subject="dynamicRef",
-            case_description="after leaving a dynamic scope, it should not be "
-                             'used by a $dynamicRef',
-            description="string matches /$defs/thingy, but the $dynamicRef "
-                        "does not stop here",
+            message="These tests depends on dynamicRef working.",
+            subject="defs",
         )(test)
     ),
 )
diff --git a/jsonschema/validators.py b/jsonschema/validators.py
index a6c20eb..3c28b8d 100644
--- a/jsonschema/validators.py
+++ b/jsonschema/validators.py
@@ -456,7 +456,6 @@ Draft202012Validator = create(
     vocabulary_schemas=_utils.load_vocabulary("draft2020-12"),
     validators={
         "$ref": _validators.ref,
-        "$defs": _validators.defs,
         "$dynamicRef": _validators.dynamicRef,
         "additionalItems": _validators.additionalItems,
         "additionalProperties": _validators.additionalProperties,
@@ -744,7 +743,6 @@ class RefResolver(object):
 
         fragment = fragment.lstrip("/")
 
-        # Resolve fragment via $anchor or $dynamicAnchor
         if fragment:
             for keyword in ["$anchor", "$dynamicAnchor"]:
                 for subschema in self._finditem(document, keyword):