GraphQL\Tests\Executor\MutationsTest::testEvaluatesMutationsSerially PHP Метод

    public function testEvaluatesMutationsSerially()
    {
        $doc = 'mutation M {
      first: immediatelyChangeTheNumber(newNumber: 1) {
        theNumber
      },
      second: promiseToChangeTheNumber(newNumber: 2) {
        theNumber
      },
      third: immediatelyChangeTheNumber(newNumber: 3) {
        theNumber
      }
      fourth: promiseToChangeTheNumber(newNumber: 4) {
        theNumber
      },
      fifth: immediatelyChangeTheNumber(newNumber: 5) {
        theNumber
      }
    }';
        $ast = Parser::parse($doc);
        $mutationResult = Executor::execute($this->schema(), $ast, new Root(6));
        $expected = ['data' => ['first' => ['theNumber' => 1], 'second' => ['theNumber' => 2], 'third' => ['theNumber' => 3], 'fourth' => ['theNumber' => 4], 'fifth' => ['theNumber' => 5]]];
        $this->assertEquals($expected, self::awaitPromise($mutationResult));
    }