feat(generator): render here document content

src/ops2deb/generator.py

@@ -51,11 +51,10 @@ def _populate_with_fetch_result(self, fetch_result: FetchResult) -> None:
         else:
             shutil.copytree(fetch_result.storage_path, self.fetch_directory)
 
-    @classmethod
-    def _install_here_document(cls, entry: HereDocument, destination: Path) -> None:
+    def _install_here_document(self, entry: HereDocument, destination: Path) -> None:
         if destination.exists():
             raise Ops2debGeneratorError(f"Destination {destination} already exists")
-        destination.write_text(entry.content)
+        destination.write_text(self.blueprint.render_string(entry.content))
 
     def _install_source_destination_str(
         self, entry: SourceDestinationStr, destination: Path

tests/test_generator.py

@@ -115,6 +115,15 @@ def test__install_files_should_create_here_document_in_package_directory_if_dest
     assert (tmp_path / "great-app_1.0.0_amd64/test").is_file()
 
 
+def test__install_files_should_render_content_in_here_document(
+    tmp_path, blueprint_factory
+):
+    files = [dict(path="test", content="{{version}}")]
+    blueprint = blueprint_factory(install=files)
+    SourcePackage(blueprint, tmp_path)._install_files()
+    assert (tmp_path / "great-app_1.0.0_amd64/test").read_text() == blueprint.version
+
+
 def test__install_files_should_fail_to_create_here_document_if_file_already_exists(
     tmp_path, blueprint_factory
 ):