text: /* Eunice
  Copyright (c) 2019 Graham Dyson.
  This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
  You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
  SPDX-License-Identifier: AGPL-3.0-or-later
  */
  
  import { createStackFromYaml, createYamlFromStack } from "../../dependency-and-structure";
  import { safeDump as formatYaml, safeLoad as parseYaml } from "js-yaml";
  
  import inferLevelsInStack from "..";
  import path from "path";
  import runTestsFromFileSystem from "../../run-tests-from-file-system";
  
  runTestsFromFileSystem({
  	caseFileName:
  		"source.yaml",
  	directoryAbsolutePath:
  		path.join(__dirname, "test-cases"),
  	expectedFileName:
  		"expected.yaml",
  	getActualForTestCase,
  	processArguments:
  		process.argv,
  });
  
  function getActualForTestCase(
  	{ content },
  ) {
  	const stack = parseStackFromYaml(content);
  
  	inferLevelsInStack(stack);
  
  	return formatStackAsYaml(stack);
  }
  
  function parseStackFromYaml(
  	yaml,
  ) {
  	return (
  		createStackFromYaml(
  			// @ts-ignore
  			parseYaml(
  				yaml,
  			),
  		)
  	);
  }
  
  function formatStackAsYaml(
  	stack,
  ) {
  	return (
  		formatYaml(
  			createYamlFromStack(stack),
  			{ lineWidth: Number.MAX_SAFE_INTEGER },
  		)
  		.trimRight()
  	);
  }