1 files changed, 93 insertions, 0 deletions
diff --git a/gae/webapp/src/endpoint/host_info_test.py b/gae/webapp/src/endpoint/host_info_test.py
new file mode 100644
index 0000000..e41037c
--- /dev/null
+++ b/gae/webapp/src/endpoint/host_info_test.py
@@ -0,0 +1,93 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2018 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import unittest
+
+try:
+    from unittest import mock
+except ImportError:
+    import mock
+
+from webapp.src import vtslab_status as Status
+from webapp.src.endpoint import host_info
+from webapp.src.proto import model
+from webapp.src.testing import unittest_base
+
+
+class HostInfoTest(unittest_base.UnitTestBase):
+    """A class to test host_info endpoint API."""
+
+    def setUp(self):
+        """Initializes test"""
+        super(HostInfoTest, self).setUp()
+
+
+    def testUpdateExistingDevice(self):
+        """Asserts that device update does not create a duplicate."""
+        hostname = self.GetRandomString()
+        serial = self.GetRandomString()
+        product = self.GetRandomString()
+        error_device = {
+            "serial": serial,
+            "product": "error",
+        }
+        container = (
+            host_info.HOST_INFO_RESOURCE.combined_message_class(
+                hostname=hostname,
+                devices=[error_device],
+            ))
+
+        api = host_info.HostInfoApi()
+        api.set(container)
+
+        devices = model.DeviceModel.query().fetch()
+        self.assertEqual(len(devices), 1)
+
+        # name "error" is allowed as initial name.
+        self.assertEqual(devices[0].product, "error")
+
+        correct_device = {
+            "serial": serial,
+            "product": product,
+        }
+        container = (
+            host_info.HOST_INFO_RESOURCE.combined_message_class(
+                hostname=hostname,
+                devices=[correct_device],
+            ))
+        api.set(container)
+
+        devices = model.DeviceModel.query().fetch()
+        self.assertEqual(len(devices), 1)
+        # correct product name (which is not "error") should be overwritten.
+        self.assertEqual(devices[0].product, product)
+
+        container = (
+            host_info.HOST_INFO_RESOURCE.combined_message_class(
+                hostname=hostname,
+                devices=[error_device],
+            ))
+        api.set(container)
+
+        devices = model.DeviceModel.query().fetch()
+        self.assertEqual(len(devices), 1)
+        # "error" should be ignored.
+        self.assertEqual(devices[0].product, product)
+
+
+if __name__ == "__main__":
+    unittest.main()