Function writeFile

packages/core/schematics/test/all-migrations.spec.ts:57–59

(filePath: string, contents: string)

  });

  function writeFile(filePath: string, contents: string) {
    host.sync.write(normalize(filePath), virtualFs.stringToFileBuffer(contents));
  }

  async function runMigration(migrationName: string) {
    await runner.runSchematic(migrationName, undefined, tree);