43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from nova import objects
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from nova.scheduler.filters import exact_disk_filter
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from nova import test
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from nova.tests.unit.scheduler import fakes
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class TestExactDiskFilter(test.NoDBTestCase):
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def setUp(self):
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super(TestExactDiskFilter, self).setUp()
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self.filt_cls = exact_disk_filter.ExactDiskFilter()
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def test_exact_disk_filter_passes(self):
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spec_obj = objects.RequestSpec(
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flavor=objects.Flavor(root_gb=1, ephemeral_gb=1, swap=1024))
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disk_gb = 3
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host = self._get_host({'free_disk_mb': disk_gb * 1024,
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'total_usable_disk_gb': disk_gb})
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self.assertTrue(self.filt_cls.host_passes(host, spec_obj))
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self.assertEqual(host.limits.get('disk_gb'), disk_gb)
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def test_exact_disk_filter_fails(self):
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spec_obj = objects.RequestSpec(
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flavor=objects.Flavor(root_gb=1, ephemeral_gb=1, swap=1024))
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host = self._get_host({'free_disk_mb': 2 * 1024})
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self.assertFalse(self.filt_cls.host_passes(host, spec_obj))
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self.assertNotIn('disk_gb', host.limits)
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def _get_host(self, host_attributes):
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return fakes.FakeHostState('host1', 'node1', host_attributes)
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