Assorted Cleanup (#1188)

### Description

* Add directory anchors for all semantics manifests.
* Update test fixtures to load manifests using paths from anchors.
* Move `example_project_configuration.py` to `test_helpers`.
* Remove unused `SQLAlchemy`-related classes.

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metricflow-semantics/metricflow_semantics/test_helpers/manifest_helpers.py

@@ -1,34 +1,26 @@
 from __future__ import annotations
 
+import pathlib
 from typing import Dict, Optional
 
 from dbt_semantic_interfaces.implementations.semantic_manifest import PydanticSemanticManifest
 from dbt_semantic_interfaces.parsing.dir_to_model import (
-    SemanticManifestBuildResult,
     parse_directory_of_yaml_files_to_semantic_manifest,
 )
 from dbt_semantic_interfaces.validations.semantic_manifest_validator import SemanticManifestValidator
 
-from metricflow_semantics.test_helpers.semantic_manifest_yamls import SEMANTIC_MANIFEST_YAMLS_PATH_ANCHOR
-
 
 def load_semantic_manifest(
-    relative_manifest_path: str,
+    yaml_file_directory: pathlib.Path,
     template_mapping: Optional[Dict[str, str]] = None,
-) -> SemanticManifestBuildResult:
+) -> PydanticSemanticManifest:
     """Reads the manifest YAMLs from the standard location, applies transformations, runs validations."""
-    yaml_file_directory = SEMANTIC_MANIFEST_YAMLS_PATH_ANCHOR.directory.joinpath(relative_manifest_path)
-    build_result = parse_directory_of_yaml_files_to_semantic_manifest(
-        str(yaml_file_directory), template_mapping=template_mapping
-    )
-    validator = SemanticManifestValidator[PydanticSemanticManifest]()
-    validator.checked_validations(build_result.semantic_manifest)
-    return build_result
-
-
-def load_named_manifest(template_mapping: Dict[str, str], manifest_name: str) -> PydanticSemanticManifest:  # noqa: D103
     try:
-        build_result = load_semantic_manifest(manifest_name, template_mapping)
+        build_result = parse_directory_of_yaml_files_to_semantic_manifest(
+            str(yaml_file_directory), template_mapping=template_mapping
+        )
+        validator = SemanticManifestValidator[PydanticSemanticManifest]()
+        validator.checked_validations(build_result.semantic_manifest)
         return build_result.semantic_manifest
     except Exception as e:
-        raise RuntimeError(f"Error while loading semantic manifest: {manifest_name}") from e
+        raise RuntimeError(f"Error while loading semantic manifest: {yaml_file_directory}") from e

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/ambiguous_resolution_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+AMBIGUOUS_RESOLUTION_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/config_linter_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+CONFIG_LINTER_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/cyclic_join_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+CYCLIC_JOIN_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/data_warehouse_validation_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+DW_VALIDATION_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/extended_date_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+EXTENDED_DATE_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/join_types_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+JOIN_TYPES_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/multi_hop_join_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+MULTI_HOP_JOIN_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/non_sm_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+NON_SM_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/partitioned_multi_hop_join_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+PARTITIONED_MULTI_HOP_JOIN_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/scd_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+SCD_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/simple_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+SIMPLE_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/metricflow_semantics/test_helpers/semantic_manifest_yamls/simple_multi_hop_join_manifest/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import annotations
+
+from metricflow_semantics.test_helpers.config_helpers import DirectoryPathAnchor
+
+SIMPLE_MULTI_HOP_JOIN_MANIFEST_ANCHOR = DirectoryPathAnchor()

metricflow-semantics/tests_metricflow_semantics/fixtures/manifest_fixtures.py

@@ -9,7 +9,22 @@
 from metricflow_semantics.specs.column_assoc import ColumnAssociationResolver
 from metricflow_semantics.specs.dunder_column_association_resolver import DunderColumnAssociationResolver
 from metricflow_semantics.test_helpers.config_helpers import MetricFlowTestConfiguration
-from metricflow_semantics.test_helpers.manifest_helpers import load_named_manifest
+from metricflow_semantics.test_helpers.manifest_helpers import load_semantic_manifest
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.ambiguous_resolution_manifest import (
+    AMBIGUOUS_RESOLUTION_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.cyclic_join_manifest import CYCLIC_JOIN_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.multi_hop_join_manifest import (
+    MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.partitioned_multi_hop_join_manifest import (
+    PARTITIONED_MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.scd_manifest import SCD_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.simple_manifest import SIMPLE_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.simple_multi_hop_join_manifest import (
+    SIMPLE_MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
 
 logger = logging.getLogger(__name__)
 
@@ -23,7 +38,7 @@ def template_mapping(mf_test_configuration: MetricFlowTestConfiguration) -> Dict
 @pytest.fixture(scope="session")
 def simple_semantic_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:
     """Manifest used for many tests."""
-    return load_named_manifest(template_mapping, "simple_manifest")
+    return load_semantic_manifest(SIMPLE_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -36,7 +51,7 @@ def simple_semantic_manifest_lookup(  # noqa: D103
 @pytest.fixture(scope="session")
 def multi_hop_join_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:
     """Manifest used for many tests."""
-    return load_named_manifest(template_mapping, "multi_hop_join_manifest")
+    return load_semantic_manifest(MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -49,7 +64,7 @@ def multi_hop_join_manifest_lookup(  # noqa: D103
 @pytest.fixture(scope="session")
 def simple_multi_hop_join_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:
     """Manifest used for many tests."""
-    return load_named_manifest(template_mapping, "simple_multi_hop_join_manifest")
+    return load_semantic_manifest(SIMPLE_MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -63,7 +78,7 @@ def simple_multi_hop_join_manifest_lookup(  # noqa: D103
 def partitioned_multi_hop_join_semantic_manifest(  # noqa: D103
     template_mapping: Dict[str, str]
 ) -> PydanticSemanticManifest:
-    return load_named_manifest(template_mapping, "partitioned_multi_hop_join_manifest")
+    return load_semantic_manifest(PARTITIONED_MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -75,7 +90,7 @@ def partitioned_multi_hop_join_semantic_manifest_lookup(  # noqa: D103
 
 @pytest.fixture(scope="session")
 def scd_semantic_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:  # noqa: D103
-    return load_named_manifest(template_mapping, "scd_manifest")
+    return load_semantic_manifest(SCD_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -87,7 +102,7 @@ def scd_semantic_manifest_lookup(  # noqa: D103
 
 @pytest.fixture(scope="session")
 def ambiguous_resolution_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:  # noqa: D103
-    return load_named_manifest(template_mapping, "ambiguous_resolution_manifest")
+    return load_semantic_manifest(AMBIGUOUS_RESOLUTION_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")
@@ -99,7 +114,7 @@ def ambiguous_resolution_manifest_lookup(  # noqa: D103
 
 @pytest.fixture(scope="session")
 def cyclic_join_manifest(template_mapping: Dict[str, str]) -> PydanticSemanticManifest:  # noqa: D103
-    return load_named_manifest(template_mapping, "cyclic_join_manifest")
+    return load_semantic_manifest(CYCLIC_JOIN_MANIFEST_ANCHOR.directory, template_mapping)
 
 
 @pytest.fixture(scope="session")

metricflow-semantics/tests_metricflow_semantics/query/test_query_parser.py

@@ -27,12 +27,11 @@
     DimensionSpec,
 )
 from metricflow_semantics.test_helpers.config_helpers import MetricFlowTestConfiguration
-from metricflow_semantics.test_helpers.metric_time_dimension import MTD
-from metricflow_semantics.test_helpers.snapshot_helpers import assert_object_snapshot_equal
-
-from tests_metricflow_semantics.model.example_project_configuration import (
+from metricflow_semantics.test_helpers.example_project_configuration import (
     EXAMPLE_PROJECT_CONFIGURATION_YAML_CONFIG_FILE,
 )
+from metricflow_semantics.test_helpers.metric_time_dimension import MTD
+from metricflow_semantics.test_helpers.snapshot_helpers import assert_object_snapshot_equal
 
 logger = logging.getLogger(__name__)
 

tests_metricflow/cli/test_cli.py

@@ -15,7 +15,7 @@
 from dbt_semantic_interfaces.parsing.objects import YamlConfigFile
 from dbt_semantic_interfaces.test_utils import base_semantic_manifest_file
 from metricflow_semantics.test_helpers.config_helpers import MetricFlowTestConfiguration
-from tests_metricflow_semantics.model.example_project_configuration import (
+from metricflow_semantics.test_helpers.example_project_configuration import (
     EXAMPLE_PROJECT_CONFIGURATION_YAML_CONFIG_FILE,
 )
 

tests_metricflow/fixtures/manifest_fixtures.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import logging
+import pathlib
 from collections import OrderedDict
 from dataclasses import dataclass
 from enum import Enum
@@ -17,6 +18,29 @@
 from metricflow_semantics.test_helpers.config_helpers import MetricFlowTestConfiguration
 from metricflow_semantics.test_helpers.id_helpers import IdNumberSpace, patch_id_generators_helper
 from metricflow_semantics.test_helpers.manifest_helpers import load_semantic_manifest
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.ambiguous_resolution_manifest import (
+    AMBIGUOUS_RESOLUTION_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.cyclic_join_manifest import CYCLIC_JOIN_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.data_warehouse_validation_manifest import (
+    DW_VALIDATION_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.extended_date_manifest import (
+    EXTENDED_DATE_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.join_types_manifest import JOIN_TYPES_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.multi_hop_join_manifest import (
+    MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.non_sm_manifest import NON_SM_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.partitioned_multi_hop_join_manifest import (
+    PARTITIONED_MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.scd_manifest import SCD_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.simple_manifest import SIMPLE_MANIFEST_ANCHOR
+from metricflow_semantics.test_helpers.semantic_manifest_yamls.simple_multi_hop_join_manifest import (
+    SIMPLE_MULTI_HOP_JOIN_MANIFEST_ANCHOR,
+)
 from metricflow_semantics.test_helpers.time_helpers import ConfigurableTimeSource
 
 from metricflow.dataflow.builder.dataflow_plan_builder import DataflowPlanBuilder
@@ -42,6 +66,8 @@ class SemanticManifestSetupPropertySet:
     # is modified. i.e. without this, modifying the first semantic manifest might cause all IDs in snapshots associated
     # with semantic manifests following the first one to change.
     id_number_space: IdNumberSpace
+    # Where the YAML files are located.
+    yaml_file_dir: pathlib.Path
 
 
 class SemanticManifestSetup(Enum):
@@ -50,37 +76,58 @@ class SemanticManifestSetup(Enum):
     AMBIGUOUS_RESOLUTION_MANIFEST = SemanticManifestSetupPropertySet(
         semantic_manifest_name="ambiguous_resolution_manifest",
         id_number_space=IdNumberSpace.for_block(0),
+        yaml_file_dir=AMBIGUOUS_RESOLUTION_MANIFEST_ANCHOR.directory,
     )
     # Not including CONFIG_LINTER_MANIFEST as it has intentional errors for running validations.
     CYCLIC_JOIN_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="cyclic_join_manifest", id_number_space=IdNumberSpace.for_block(1)
+        semantic_manifest_name="cyclic_join_manifest",
+        id_number_space=IdNumberSpace.for_block(1),
+        yaml_file_dir=CYCLIC_JOIN_MANIFEST_ANCHOR.directory,
     )
     DATA_WAREHOUSE_VALIDATION_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="data_warehouse_validation_manifest", id_number_space=IdNumberSpace.for_block(2)
+        semantic_manifest_name="data_warehouse_validation_manifest",
+        id_number_space=IdNumberSpace.for_block(2),
+        yaml_file_dir=DW_VALIDATION_MANIFEST_ANCHOR.directory,
     )
     EXTENDED_DATE_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="extended_date_manifest", id_number_space=IdNumberSpace.for_block(3)
+        semantic_manifest_name="extended_date_manifest",
+        id_number_space=IdNumberSpace.for_block(3),
+        yaml_file_dir=EXTENDED_DATE_MANIFEST_ANCHOR.directory,
     )
     JOIN_TYPES_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="join_types_manifest", id_number_space=IdNumberSpace.for_block(4)
+        semantic_manifest_name="join_types_manifest",
+        id_number_space=IdNumberSpace.for_block(4),
+        yaml_file_dir=JOIN_TYPES_MANIFEST_ANCHOR.directory,
     )
     MULTI_HOP_JOIN_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="multi_hop_join_manifest", id_number_space=IdNumberSpace.for_block(5)
+        semantic_manifest_name="multi_hop_join_manifest",
+        id_number_space=IdNumberSpace.for_block(5),
+        yaml_file_dir=MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory,
     )
     PARTITIONED_MULTI_HOP_JOIN_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="partitioned_multi_hop_join_manifest", id_number_space=IdNumberSpace.for_block(6)
+        semantic_manifest_name="partitioned_multi_hop_join_manifest",
+        id_number_space=IdNumberSpace.for_block(6),
+        yaml_file_dir=PARTITIONED_MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory,
     )
     NON_SM_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="non_sm_manifest", id_number_space=IdNumberSpace.for_block(7)
+        semantic_manifest_name="non_sm_manifest",
+        id_number_space=IdNumberSpace.for_block(7),
+        yaml_file_dir=NON_SM_MANIFEST_ANCHOR.directory,
     )
     SCD_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="scd_manifest", id_number_space=IdNumberSpace.for_block(8)
+        semantic_manifest_name="scd_manifest",
+        id_number_space=IdNumberSpace.for_block(8),
+        yaml_file_dir=SCD_MANIFEST_ANCHOR.directory,
     )
     SIMPLE_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="simple_manifest", id_number_space=IdNumberSpace.for_block(9)
+        semantic_manifest_name="simple_manifest",
+        id_number_space=IdNumberSpace.for_block(9),
+        yaml_file_dir=SIMPLE_MANIFEST_ANCHOR.directory,
     )
     SIMPLE_MULTI_HOP_JOIN_MANIFEST = SemanticManifestSetupPropertySet(
-        semantic_manifest_name="simple_multi_hop_join_manifest", id_number_space=IdNumberSpace.for_block(10)
+        semantic_manifest_name="simple_multi_hop_join_manifest",
+        id_number_space=IdNumberSpace.for_block(10),
+        yaml_file_dir=SIMPLE_MULTI_HOP_JOIN_MANIFEST_ANCHOR.directory,
     )
 
     @property
@@ -91,6 +138,10 @@ def id_number_space(self) -> IdNumberSpace:  # noqa: D102
     def semantic_manifest_name(self) -> str:  # noqa: D102
         return self.value.semantic_manifest_name
 
+    @property
+    def yaml_file_dir(self) -> pathlib.Path:  # noqa: D102
+        return self.value.yaml_file_dir
+
 
 @dataclass(frozen=True)
 class MetricFlowEngineTestFixture:
@@ -211,13 +262,8 @@ def mf_engine_test_fixture_mapping(
     fixture_mapping: Dict[SemanticManifestSetup, MetricFlowEngineTestFixture] = {}
     for semantic_manifest_setup in SemanticManifestSetup:
         with patch_id_generators_helper(semantic_manifest_setup.id_number_space.start_value):
-            try:
-                build_result = load_semantic_manifest(semantic_manifest_setup.semantic_manifest_name, template_mapping)
-            except Exception as e:
-                raise RuntimeError(f"Error while loading semantic manifest: {semantic_manifest_setup}") from e
-
             fixture_mapping[semantic_manifest_setup] = MetricFlowEngineTestFixture.from_parameters(
-                sql_client, build_result.semantic_manifest
+                sql_client, load_semantic_manifest(semantic_manifest_setup.yaml_file_dir, template_mapping)
             )
 
     return fixture_mapping