hunk.code_window:   get() {
       if (!this.defined && this._forward) {
         return this._forward.get();
       }
       if (!this.defined && this._default !== undefined) {
         return this._default;
       }
  
hunk.labels: keep keep keep keep keep replace replace keep
hunk.after_edit:     if (!this.defined) {
         return this._default !== undefined ? this._default : undefined;
  
hunk.file_path: packages/@ngtools/json-schema/src/schema-tree.ts
hunk.type: replace
file: import { ng } from '../../utils/process';
  
  export default function () {
    // make sure both --watch=false and --single-run work
    return ng('test', '--single-run')
      .then(() => ng('test', '--watch=false'));
  }
  