From 12f1c01ab33f55b752ae49c01a75bf9809ec3ef7 Mon Sep 17 00:00:00 2001
From: Josh Moore <josh@openmicroscopy.org>
Date: Mon, 1 Aug 2022 14:46:45 -0500
Subject: [PATCH 1/4] Test all Codec classes (see #347)

---
 numcodecs/tests/test_registry.py | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/numcodecs/tests/test_registry.py b/numcodecs/tests/test_registry.py
index c6582cb3..2d0a15f2 100644
--- a/numcodecs/tests/test_registry.py
+++ b/numcodecs/tests/test_registry.py
@@ -1,6 +1,9 @@
 import pytest
 
+import importlib
+import inspect
 
+import numcodecs
 from numcodecs.registry import get_codec
 
 
@@ -15,3 +18,24 @@ def test_get_codec_argument():
     before = dict(arg)
     get_codec(arg)
     assert before == arg
+
+
+def test_all_classes_registered():
+    """
+    find all Codec subclasses in this repository and check that they
+    have been registered.
+
+    see #346 for more info
+    """
+    missing = set()
+    for name, submod in inspect.getmembers(numcodecs, inspect.ismodule):
+            for name, obj in inspect.getmembers(submod):
+                if inspect.isclass(obj):
+                    if issubclass(obj, numcodecs.abc.Codec):
+                        if obj.codec_id not in numcodecs.registry.codec_registry:
+                            missing.add(obj.codec_id)
+
+    # remove `None``
+    missing.remove(None)
+    if missing:
+        raise Exception(f"these codecs are missing: {missing}")

From 64f68b77ca56585d8c05d02641497df4b8c8a394 Mon Sep 17 00:00:00 2001
From: Josh Moore <josh@openmicroscopy.org>
Date: Mon, 1 Aug 2022 14:59:02 -0500
Subject: [PATCH 2/4] Add release notes

---
 docs/release.rst | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/docs/release.rst b/docs/release.rst
index 949ffacf..aa10af4c 100644
--- a/docs/release.rst
+++ b/docs/release.rst
@@ -6,10 +6,16 @@ Release notes
     # to document your changes. On releases it will be
     # re-indented so that it does not show up in the notes.
 
-    .. _unreleased:
+.. _unreleased:
 
-    Unreleased
-    ----------
+Unreleased
+----------
+
+Maintenance
+~~~~~~~~~~~
+
+* Add tests for all registry classes.
+  By :user:`Josh Moore <joshmoore>`, :issue:`349`.
 
 .. _release_0.10.2:
 

From a0f45c60664a2b99e3d335a0132b53a6c3fba190 Mon Sep 17 00:00:00 2001
From: Josh Moore <josh@openmicroscopy.org>
Date: Mon, 1 Aug 2022 14:59:31 -0500
Subject: [PATCH 3/4] Fix indents

---
 numcodecs/tests/test_registry.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/numcodecs/tests/test_registry.py b/numcodecs/tests/test_registry.py
index 2d0a15f2..271c2896 100644
--- a/numcodecs/tests/test_registry.py
+++ b/numcodecs/tests/test_registry.py
@@ -29,11 +29,11 @@ def test_all_classes_registered():
     """
     missing = set()
     for name, submod in inspect.getmembers(numcodecs, inspect.ismodule):
-            for name, obj in inspect.getmembers(submod):
-                if inspect.isclass(obj):
-                    if issubclass(obj, numcodecs.abc.Codec):
-                        if obj.codec_id not in numcodecs.registry.codec_registry:
-                            missing.add(obj.codec_id)
+        for name, obj in inspect.getmembers(submod):
+            if inspect.isclass(obj):
+                if issubclass(obj, numcodecs.abc.Codec):
+                    if obj.codec_id not in numcodecs.registry.codec_registry:
+                        missing.add(obj.codec_id)
 
     # remove `None``
     missing.remove(None)

From 97a568b2f453ea1b2a44572277ff6b15a3623064 Mon Sep 17 00:00:00 2001
From: Josh Moore <josh@openmicroscopy.org>
Date: Mon, 1 Aug 2022 15:20:41 -0500
Subject: [PATCH 4/4] Remove importlib

---
 numcodecs/tests/test_registry.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/numcodecs/tests/test_registry.py b/numcodecs/tests/test_registry.py
index 271c2896..a9e6b233 100644
--- a/numcodecs/tests/test_registry.py
+++ b/numcodecs/tests/test_registry.py
@@ -1,6 +1,5 @@
 import pytest
 
-import importlib
 import inspect
 
 import numcodecs