Refactor so AsdfFile is not needed for resolver

asdf-format · Apr 10, 2019 · 068839a · 068839a
1 parent 9e96d02
commit 068839a
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/asdf/extension.py b/asdf/extension.py
@@ -244,4 +244,10 @@ def reset(self):
         self._extension_list = None
         self._package_metadata = {}
 
+    def resolver(self, uri):
+        tag_mapping = self.extension_list.tag_mapping
+        url_mapping = self.extension_list.url_mapping
+        return url_mapping(tag_mapping(uri))
+
+
 default_extensions = _DefaultExtensions()
diff --git a/pytest_asdf/plugin.py b/pytest_asdf/plugin.py
@@ -61,12 +61,13 @@ def __init__(self, schema_path, parent):
         self.schema_path = schema_path
 
     def runtest(self):
-        from asdf import AsdfFile, schema
-        ctx = AsdfFile()
+        from asdf import schema
+        from asdf.extension import default_extensions
 
         # Make sure that each schema itself is valid.
         schema_tree = schema.load_schema(
-            self.schema_path, resolver=ctx.resolver, resolve_references=True)
+            self.schema_path, resolver=default_extensions.resolver,
+            resolve_references=True)
         schema.check_schema(schema_tree)