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Cassandra
This commit is contained in:
Cyber MacGeddon
parent
d90488f5f6
commit
450fe1f34e
1 changed files with 423 additions and 1 deletions
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@ -114,4 +114,426 @@ class TestCassandraQueryProcessor:
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assert len(result) == 1
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assert result[0].s.value == 'test_subject'
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assert result[0].p.value == 'test_predicate'
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assert result[0].o.value == 'test_object'
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assert result[0].o.value == 'test_object'
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def test_processor_initialization_with_defaults(self):
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"""Test processor initialization with default parameters"""
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taskgroup_mock = MagicMock()
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processor = Processor(taskgroup=taskgroup_mock)
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assert processor.graph_host == ['localhost']
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assert processor.username is None
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assert processor.password is None
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assert processor.table is None
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def test_processor_initialization_with_custom_params(self):
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"""Test processor initialization with custom parameters"""
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taskgroup_mock = MagicMock()
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processor = Processor(
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taskgroup=taskgroup_mock,
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graph_host='cassandra.example.com',
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graph_username='queryuser',
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graph_password='querypass'
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)
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assert processor.graph_host == ['cassandra.example.com']
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assert processor.username == 'queryuser'
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assert processor.password == 'querypass'
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assert processor.table is None
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_sp_pattern(self, mock_trustgraph):
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"""Test SP query pattern (subject and predicate, no object)"""
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from trustgraph.schema import TriplesQueryRequest, Value
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# Setup mock TrustGraph and response
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_result = MagicMock()
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mock_result.o = 'result_object'
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mock_tg_instance.get_sp.return_value = [mock_result]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=Value(value='test_predicate', is_uri=False),
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o=None,
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limit=50
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)
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result = await processor.query_triples(query)
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mock_tg_instance.get_sp.assert_called_once_with('test_subject', 'test_predicate', limit=50)
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assert len(result) == 1
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assert result[0].s.value == 'test_subject'
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assert result[0].p.value == 'test_predicate'
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assert result[0].o.value == 'result_object'
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_s_pattern(self, mock_trustgraph):
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"""Test S query pattern (subject only)"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_result = MagicMock()
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mock_result.p = 'result_predicate'
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mock_result.o = 'result_object'
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mock_tg_instance.get_s.return_value = [mock_result]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=None,
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o=None,
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limit=25
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)
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result = await processor.query_triples(query)
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mock_tg_instance.get_s.assert_called_once_with('test_subject', limit=25)
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assert len(result) == 1
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assert result[0].s.value == 'test_subject'
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assert result[0].p.value == 'result_predicate'
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assert result[0].o.value == 'result_object'
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_p_pattern(self, mock_trustgraph):
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"""Test P query pattern (predicate only)"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_result = MagicMock()
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mock_result.s = 'result_subject'
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mock_result.o = 'result_object'
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mock_tg_instance.get_p.return_value = [mock_result]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=None,
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p=Value(value='test_predicate', is_uri=False),
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o=None,
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limit=10
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)
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result = await processor.query_triples(query)
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mock_tg_instance.get_p.assert_called_once_with('test_predicate', limit=10)
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assert len(result) == 1
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assert result[0].s.value == 'result_subject'
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assert result[0].p.value == 'test_predicate'
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assert result[0].o.value == 'result_object'
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_o_pattern(self, mock_trustgraph):
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"""Test O query pattern (object only)"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_result = MagicMock()
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mock_result.s = 'result_subject'
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mock_result.p = 'result_predicate'
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mock_tg_instance.get_o.return_value = [mock_result]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=None,
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p=None,
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o=Value(value='test_object', is_uri=False),
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limit=75
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)
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result = await processor.query_triples(query)
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mock_tg_instance.get_o.assert_called_once_with('test_object', limit=75)
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assert len(result) == 1
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assert result[0].s.value == 'result_subject'
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assert result[0].p.value == 'result_predicate'
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assert result[0].o.value == 'test_object'
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_get_all_pattern(self, mock_trustgraph):
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"""Test query pattern with no constraints (get all)"""
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from trustgraph.schema import TriplesQueryRequest
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_result = MagicMock()
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mock_result.s = 'all_subject'
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mock_result.p = 'all_predicate'
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mock_result.o = 'all_object'
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mock_tg_instance.get_all.return_value = [mock_result]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=None,
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p=None,
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o=None,
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limit=1000
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)
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result = await processor.query_triples(query)
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mock_tg_instance.get_all.assert_called_once_with(limit=1000)
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assert len(result) == 1
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assert result[0].s.value == 'all_subject'
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assert result[0].p.value == 'all_predicate'
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assert result[0].o.value == 'all_object'
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def test_add_args_method(self):
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"""Test that add_args properly configures argument parser"""
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from argparse import ArgumentParser
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parser = ArgumentParser()
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# Mock the parent class add_args method
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with patch('trustgraph.query.triples.cassandra.service.TriplesQueryService.add_args') as mock_parent_add_args:
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Processor.add_args(parser)
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# Verify parent add_args was called
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mock_parent_add_args.assert_called_once_with(parser)
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# Verify our specific arguments were added
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args = parser.parse_args([])
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assert hasattr(args, 'graph_host')
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assert args.graph_host == 'localhost'
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assert hasattr(args, 'graph_username')
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assert args.graph_username is None
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assert hasattr(args, 'graph_password')
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assert args.graph_password is None
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def test_add_args_with_custom_values(self):
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"""Test add_args with custom command line values"""
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from argparse import ArgumentParser
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parser = ArgumentParser()
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with patch('trustgraph.query.triples.cassandra.service.TriplesQueryService.add_args'):
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Processor.add_args(parser)
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# Test parsing with custom values
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args = parser.parse_args([
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'--graph-host', 'query.cassandra.com',
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'--graph-username', 'queryuser',
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'--graph-password', 'querypass'
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])
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assert args.graph_host == 'query.cassandra.com'
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assert args.graph_username == 'queryuser'
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assert args.graph_password == 'querypass'
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def test_add_args_short_form(self):
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"""Test add_args with short form arguments"""
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from argparse import ArgumentParser
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parser = ArgumentParser()
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with patch('trustgraph.query.triples.cassandra.service.TriplesQueryService.add_args'):
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Processor.add_args(parser)
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# Test parsing with short form
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args = parser.parse_args(['-g', 'short.query.com'])
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assert args.graph_host == 'short.query.com'
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@patch('trustgraph.query.triples.cassandra.service.Processor.launch')
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def test_run_function(self, mock_launch):
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"""Test the run function calls Processor.launch with correct parameters"""
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from trustgraph.query.triples.cassandra.service import run, default_ident
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run()
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mock_launch.assert_called_once_with(default_ident, '\nTriples query service. Input is a (s, p, o) triple, some values may be\nnull. Output is a list of triples.\n')
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_with_authentication(self, mock_trustgraph):
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"""Test querying with username and password authentication"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_tg_instance.get_spo.return_value = None
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processor = Processor(
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taskgroup=MagicMock(),
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graph_username='authuser',
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graph_password='authpass'
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)
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=Value(value='test_predicate', is_uri=False),
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o=Value(value='test_object', is_uri=False),
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limit=100
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)
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await processor.query_triples(query)
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# Verify TrustGraph was created with authentication
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mock_trustgraph.assert_called_once_with(
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hosts=['localhost'],
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keyspace='test_user',
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table='test_collection',
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username='authuser',
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password='authpass'
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)
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_table_reuse(self, mock_trustgraph):
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"""Test that TrustGraph is reused for same table"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_tg_instance.get_spo.return_value = None
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=Value(value='test_predicate', is_uri=False),
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o=Value(value='test_object', is_uri=False),
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limit=100
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)
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# First query should create TrustGraph
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await processor.query_triples(query)
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assert mock_trustgraph.call_count == 1
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# Second query with same table should reuse TrustGraph
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await processor.query_triples(query)
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assert mock_trustgraph.call_count == 1 # Should not increase
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_table_switching(self, mock_trustgraph):
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"""Test table switching creates new TrustGraph"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance1 = MagicMock()
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mock_tg_instance2 = MagicMock()
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mock_trustgraph.side_effect = [mock_tg_instance1, mock_tg_instance2]
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processor = Processor(taskgroup=MagicMock())
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# First query
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query1 = TriplesQueryRequest(
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user='user1',
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collection='collection1',
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s=Value(value='test_subject', is_uri=False),
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p=None,
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o=None,
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limit=100
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)
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await processor.query_triples(query1)
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assert processor.table == ('user1', 'collection1')
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# Second query with different table
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query2 = TriplesQueryRequest(
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user='user2',
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collection='collection2',
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s=Value(value='test_subject', is_uri=False),
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p=None,
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o=None,
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limit=100
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)
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await processor.query_triples(query2)
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assert processor.table == ('user2', 'collection2')
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# Verify TrustGraph was created twice
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assert mock_trustgraph.call_count == 2
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_exception_handling(self, mock_trustgraph):
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"""Test exception handling during query execution"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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mock_tg_instance.get_spo.side_effect = Exception("Query failed")
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=Value(value='test_predicate', is_uri=False),
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o=Value(value='test_object', is_uri=False),
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limit=100
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)
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with pytest.raises(Exception, match="Query failed"):
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await processor.query_triples(query)
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@pytest.mark.asyncio
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@patch('trustgraph.query.triples.cassandra.service.TrustGraph')
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async def test_query_triples_multiple_results(self, mock_trustgraph):
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"""Test query returning multiple results"""
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from trustgraph.schema import TriplesQueryRequest, Value
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mock_tg_instance = MagicMock()
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mock_trustgraph.return_value = mock_tg_instance
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# Mock multiple results
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mock_result1 = MagicMock()
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mock_result1.o = 'object1'
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mock_result2 = MagicMock()
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mock_result2.o = 'object2'
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mock_tg_instance.get_sp.return_value = [mock_result1, mock_result2]
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processor = Processor(taskgroup=MagicMock())
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query = TriplesQueryRequest(
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user='test_user',
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collection='test_collection',
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s=Value(value='test_subject', is_uri=False),
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p=Value(value='test_predicate', is_uri=False),
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o=None,
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limit=100
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)
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result = await processor.query_triples(query)
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assert len(result) == 2
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assert result[0].o.value == 'object1'
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assert result[1].o.value == 'object2'
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