Function callProgram

tests/negatives.test.js:30–43

(program, args, consume)

    negativeNumbers.forEach(([value, consume]) => {
      function callProgram(program, args, consume) {
        if (consume) {
          assert.doesNotThrow(() => {
            program.parse(args, { from: 'user' });
          });
        } else {
          assert.throws(
            () => {
              program.parse(args, { from: 'user' });
            },
            { code: 'commander.unknownOption' },
          );
        }
      }
      test(`when option-argument for short optional is ${value} then consumed=${consume}`, () => {
        const program = createTestCommand();
        program.option('-o, --optional [value]', 'optional option');