add template builder top-level entry point (#20)

src/pipeformer/internal/template_builder.py

@@ -0,0 +1,46 @@
+# Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"). You
+# may not use this file except in compliance with the License. A copy of
+# the License is located at
+#
+# http://aws.amazon.com/apache2.0/
+#
+# or in the "license" file accompanying this file. This file 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.
+"""Logic for transforming a parsed config to one or more CloudFormation templates."""
+from pipeformer.internal.templates import codepipeline, core, iam, inputs
+
+from .structures import Config, ProjectTemplates
+
+__all__ = ("config_to_templates",)
+
+
+def config_to_templates(project: Config) -> ProjectTemplates:
+    """Construct all standalone templates from project.
+
+    :param project: Source project
+    :return: Constructed templates
+    """
+    iam_template = iam.build(project)
+
+    inputs_template = inputs.build(project)
+
+    pipeline_templates = codepipeline.build(project)
+
+    core_template = core.build(
+        project=project,
+        inputs_template=inputs_template,
+        iam_template=iam_template,
+        pipeline_templates=pipeline_templates,
+    )
+
+    return ProjectTemplates(
+        core=core_template,
+        inputs=inputs_template,
+        iam=iam_template,
+        pipeline=pipeline_templates.template,
+        codebuild=pipeline_templates.stage_templates,
+    )

test/functional/internal/test_template_builder.py

@@ -0,0 +1,27 @@
+# Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"). You
+# may not use this file except in compliance with the License. A copy of
+# the License is located at
+#
+# http://aws.amazon.com/apache2.0/
+#
+# or in the "license" file accompanying this file. This file 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.
+"""Functional tests for ``pipeformer.internal.template_builder``."""
+import pytest
+
+from pipeformer.internal import template_builder
+
+from .. import functional_test_utils
+
+pytestmark = [pytest.mark.local, pytest.mark.functional]
+
+
+@pytest.mark.parametrize("name", functional_test_utils.vector_names())
+def test_parse_config(name: str):
+    project = functional_test_utils.populated_config(name)
+
+    _test = template_builder.config_to_templates(project)