From 8a56671eef15dde6fc50ae8c9da051d4bced85b3 Mon Sep 17 00:00:00 2001
From: Brett <brettgraham@gmail.com>
Date: Fri, 20 Oct 2023 18:28:28 -0400
Subject: [PATCH] add unit tests for model container

---
 tests/test_abstract_model_container.py | 39 ++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 tests/test_abstract_model_container.py

diff --git a/tests/test_abstract_model_container.py b/tests/test_abstract_model_container.py
new file mode 100644
index 00000000..92547d9b
--- /dev/null
+++ b/tests/test_abstract_model_container.py
@@ -0,0 +1,39 @@
+from collections.abc import Sequence
+
+from stpipe.container import AbstractModelContainer
+
+
+class BadContainer(Sequence):
+    def __getitem__(self):
+        pass
+
+    def __len__(self):
+        pass
+
+    def save(self, path, save_model_func):
+        pass
+
+    @staticmethod
+    def read_asn(filepath):
+        pass
+
+    def from_asn(self, asn_data, asn_file_path=None):
+        pass
+
+
+class GoodContainer(BadContainer):
+    @property
+    def crds_observatory(self):
+        return ""
+
+
+def test_good_container():
+    assert issubclass(GoodContainer, AbstractModelContainer)
+    gc = GoodContainer()
+    assert isinstance(gc, AbstractModelContainer)
+
+
+def test_bad_container():
+    assert not issubclass(BadContainer, AbstractModelContainer)
+    bc = BadContainer()
+    assert not isinstance(bc, AbstractModelContainer)