Reproducer test for image property hw_architecture

scheduler.image_metadata_prefilter=True, fails with NoValidHost for image
property hw_architecture=x86_64

Related-Bug: #2062425

Change-Id: I30a76ca409fe7605d02e6f97ee7142017a05c236

nova/tests/functional/regressions/test_bug_2062425.py

@@ -0,0 +1,52 @@
+# 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 copy
+import ddt
+
+from oslo_utils.fixture import uuidsentinel as uuids
+
+from nova.tests.functional.libvirt import base
+
+
+@ddt.ddt
+class TestSchedulingForImageCPUProperty(base.ServersTestBase):
+    """Regression test for bug #2062425
+
+    reference arch list
+    https://docs.openstack.org/glance/latest/admin/useful-image-properties.html#image-property-keys-and-values
+    """
+    microversion = 'latest'
+
+    def setUp(self):
+        super().setUp()
+
+        self.flags(image_metadata_prefilter=True, group='scheduler')
+        self.start_compute()
+
+    def test_server_create_with_valid_arch(self):
+        arch = "x86_64"
+        cpu_arch_image = copy.deepcopy(self.glance.image1)
+        cpu_arch_image['properties']['hw_architecture'] = arch
+        cpu_arch_image['id'] = uuids.cpu_arch_image
+        self.glance.create(None, cpu_arch_image)
+
+        server = self._create_server(
+            image_uuid=uuids.cpu_arch_image,
+            networks='none',
+            # FIXME(auniyal): Server failed to spawn
+            expected_state='ERROR'
+        )
+        # this is a bug, with valid hw_arch,
+        # scheduler should be able to find host
+        self.assertIn("No valid host was found", server['fault']['message'])