fix: Rename provided go binary to bootstrap (#621)

* fix: Rename provided go binary to bootstrap

* Format files

* Windows compliant tests

Author: mildaniel

aws_lambda_builders/workflows/go_modules/workflow.py

@@ -32,7 +32,12 @@ def __init__(
         handler = options.get("artifact_executable_name", None)
         trim_go_path = options.get("trim_go_path", False)
 
-        output_path = osutils.joinpath(artifacts_dir, handler)
+        # For provided runtimes, the binary must be named "bootstrap"
+        output_path = (
+            osutils.joinpath(artifacts_dir, handler)
+            if runtime != "provided"
+            else osutils.joinpath(artifacts_dir, "bootstrap")
+        )
 
         builder = GoModulesBuilder(
             osutils,

tests/integration/workflows/go_modules/test_go.py

@@ -8,6 +8,8 @@
     from pathlib2 import Path
 
 from unittest import TestCase
+from parameterized import parameterized
+
 
 from aws_lambda_builders.builder import LambdaBuilder
 from aws_lambda_builders.exceptions import WorkflowFailedError
@@ -196,3 +198,18 @@ def test_builds_project_with_nested_dir(self):
         expected_files = {"helloWorld"}
         output_files = set(os.listdir(self.artifacts_dir))
         self.assertEqual(expected_files, output_files)
+
+    @parameterized.expand([("provided", "bootstrap"), ("go1.x", "helloWorld")])
+    def test_binary_named_bootstrap_for_provided_runtime(self, runtime, expected_binary):
+        source_dir = os.path.join(self.TEST_DATA_FOLDER, "no-deps")
+        self.builder.build(
+            source_dir,
+            self.artifacts_dir,
+            self.scratch_dir,
+            os.path.join(source_dir, "go.mod"),
+            runtime=runtime,
+            options={"artifact_executable_name": "helloWorld"},
+        )
+        expected_files = {expected_binary}
+        output_files = set(os.listdir(self.artifacts_dir))
+        self.assertEqual(expected_files, output_files)

tests/unit/workflows/go_modules/test_workflow.py

@@ -1,4 +1,5 @@
 from unittest import TestCase
+from pathlib import Path
 
 from aws_lambda_builders.workflows.go_modules.workflow import GoModulesWorkflow
 from aws_lambda_builders.workflows.go_modules.actions import GoModulesBuildAction
@@ -24,6 +25,20 @@ def test_workflow_sets_up_builder_actions(self):
         self.assertEqual(len(workflow.actions), 1)
         self.assertIsInstance(workflow.actions[0], GoModulesBuildAction)
 
+    def test_workflow_sets_up_builder_actions_provided(self):
+        workflow = GoModulesWorkflow(
+            "source",
+            "artifacts",
+            "scratch_dir",
+            "manifest",
+            runtime="provided",
+            options={"artifact_executable_name": "main"},
+        )
+
+        self.assertEqual(len(workflow.actions), 1)
+        self.assertIsInstance(workflow.actions[0], GoModulesBuildAction)
+        self.assertEqual(workflow.actions[0].output_path, str(Path("artifacts", "bootstrap")))
+
     def test_must_validate_architecture(self):
         workflow = GoModulesWorkflow(
             "source",