text: const YAML = require('./index.js');
  
  let title;
  let input;
  let expected;
  const runTest = (title, input, expected) => {
      test(title, () => {
          expect(YAML.stringify(input)).toBe(expected);
      });
  };
  
  runTest('basic conversion',
      {
          a: 1,
          b: 'yes',
          c: true
      },
      (
          'a: 1'     + '\n' +
          'b: "yes"' + '\n' +
          'c: true'  + '\n'
      )
  );
  
  runTest('basic arrays',
      {
          a: [ 1, 2, 3 ],
          b: [ 'yes', 'no' ],
          c: [ true, false ]
      },
      (
          'a:'        + '\n' +
          '  - 1'     + '\n' +
          '  - 2'     + '\n' +
          '  - 3'     + '\n' +
          'b:'        + '\n' +
          '  - "yes"' + '\n' +
          '  - "no"'  + '\n' +
          'c:'        + '\n' +
          '  - true'  + '\n' +
          '  - false' + '\n'
      )
  );
  
  runTest('nested objects',
      {
          a: {
              b: {
                  c: {
                      d: 1
                  }
              }
          }
      },
      (
          'a:'         + '\n' +
          '  b:'       + '\n' +
          '    c:'     + '\n' +
          '      d: 1' + '\n'
      )
  );
  
  runTest('arrays of objects',
      {
          a: [
              {
                  b: {
                      c: [ 1, 2, 3 ]
                  }
              },
              {
                  d: {
                      e: 'yee'
                  },
                  f: {
                      g: 'ok'
                  },
                  h: 12
              }
          ]
      },
      (
          'a:'              + '\n' +
          '  - b:'          + '\n' +
          '      c:'        + '\n' +
          '        - 1'     + '\n' +
          '        - 2'     + '\n' +
          '        - 3'     + '\n' +
          '  - d:'          + '\n' +
          '      e: "yee"'  + '\n' +
          '    f:'          + '\n' +
          '      g: "ok"' + '\n' +
          '    h: 12'       + '\n'
      )
  );