1 files changed, 104 insertions, 0 deletions
diff --git a/external_libs/python/zmq/tests/test_constants.py b/external_libs/python/zmq/tests/test_constants.py
new file mode 100644
index 00000000..d32b2b48
--- /dev/null
+++ b/external_libs/python/zmq/tests/test_constants.py
@@ -0,0 +1,104 @@
+# Copyright (C) PyZMQ Developers
+# Distributed under the terms of the Modified BSD License.
+
+import json
+from unittest import TestCase
+
+import zmq
+
+from zmq.utils import constant_names
+from zmq.sugar import constants as sugar_constants
+from zmq.backend import constants as backend_constants
+
+all_set = set(constant_names.all_names)
+
+class TestConstants(TestCase):
+    
+    def _duplicate_test(self, namelist, listname):
+        """test that a given list has no duplicates"""
+        dupes = {}
+        for name in set(namelist):
+            cnt = namelist.count(name)
+            if cnt > 1:
+                dupes[name] = cnt
+        if dupes:
+            self.fail("The following names occur more than once in %s: %s" % (listname, json.dumps(dupes, indent=2)))
+    
+    def test_duplicate_all(self):
+        return self._duplicate_test(constant_names.all_names, "all_names")
+    
+    def _change_key(self, change, version):
+        """return changed-in key"""
+        return "%s-in %d.%d.%d" % tuple([change] + list(version))
+
+    def test_duplicate_changed(self):
+        all_changed = []
+        for change in ("new", "removed"):
+            d = getattr(constant_names, change + "_in")
+            for version, namelist in d.items():
+                all_changed.extend(namelist)
+                self._duplicate_test(namelist, self._change_key(change, version))
+        
+        self._duplicate_test(all_changed, "all-changed")
+    
+    def test_changed_in_all(self):
+        missing = {}
+        for change in ("new", "removed"):
+            d = getattr(constant_names, change + "_in")
+            for version, namelist in d.items():
+                key = self._change_key(change, version)
+                for name in namelist:
+                    if name not in all_set:
+                        if key not in missing:
+                            missing[key] = []
+                        missing[key].append(name)
+        
+        if missing:
+            self.fail(
+                "The following names are missing in `all_names`: %s" % json.dumps(missing, indent=2)
+            )
+    
+    def test_no_negative_constants(self):
+        for name in sugar_constants.__all__:
+            self.assertNotEqual(getattr(zmq, name), sugar_constants._UNDEFINED)
+    
+    def test_undefined_constants(self):
+        all_aliases = []
+        for alias_group in sugar_constants.aliases:
+            all_aliases.extend(alias_group)
+        
+        for name in all_set.difference(all_aliases):
+            raw = getattr(backend_constants, name)
+            if raw == sugar_constants._UNDEFINED:
+                self.assertRaises(AttributeError, getattr, zmq, name)
+            else:
+                self.assertEqual(getattr(zmq, name), raw)
+    
+    def test_new(self):
+        zmq_version = zmq.zmq_version_info()
+        for version, new_names in constant_names.new_in.items():
+            should_have = zmq_version >= version
+            for name in new_names:
+                try:
+                    value = getattr(zmq, name)
+                except AttributeError:
+                    if should_have:
+                        self.fail("AttributeError: zmq.%s" % name)
+                else:
+                    if not should_have:
+                        self.fail("Shouldn't have: zmq.%s=%s" % (name, value))
+
+    def test_removed(self):
+        zmq_version = zmq.zmq_version_info()
+        for version, new_names in constant_names.removed_in.items():
+            should_have = zmq_version < version
+            for name in new_names:
+                try:
+                    value = getattr(zmq, name)
+                except AttributeError:
+                    if should_have:
+                        self.fail("AttributeError: zmq.%s" % name)
+                else:
+                    if not should_have:
+                        self.fail("Shouldn't have: zmq.%s=%s" % (name, value))
+