GraphQL\Tests\Executor\NonNullTest::setUp PHP Method

    public function setUp()
    {
        $this->syncError = new \Exception('sync');
        $this->nonNullSyncError = new \Exception('nonNullSync');
        $this->promiseError = new \Exception('promise');
        $this->nonNullPromiseError = new \Exception('nonNullPromise');
        $this->throwingData = ['sync' => function () {
            throw $this->syncError;
        }, 'nonNullSync' => function () {
            throw $this->nonNullSyncError;
        }, 'promise' => function () {
            return new Promise(function () {
                throw $this->promiseError;
            });
        }, 'nonNullPromise' => function () {
            return new Promise(function () {
                throw $this->nonNullPromiseError;
            });
        }, 'nest' => function () {
            return $this->throwingData;
        }, 'nonNullNest' => function () {
            return $this->throwingData;
        }, 'promiseNest' => function () {
            return new Promise(function (callable $resolve) {
                $resolve($this->throwingData);
            });
        }, 'nonNullPromiseNest' => function () {
            return new Promise(function (callable $resolve) {
                $resolve($this->throwingData);
            });
        }];
        $this->nullingData = ['sync' => function () {
            return null;
        }, 'nonNullSync' => function () {
            return null;
        }, 'promise' => function () {
            return new Promise(function (callable $resolve) {
                return $resolve(null);
            });
        }, 'nonNullPromise' => function () {
            return new Promise(function (callable $resolve) {
                return $resolve(null);
            });
        }, 'nest' => function () {
            return $this->nullingData;
        }, 'nonNullNest' => function () {
            return $this->nullingData;
        }, 'promiseNest' => function () {
            return new Promise(function (callable $resolve) {
                $resolve($this->nullingData);
            });
        }, 'nonNullPromiseNest' => function () {
            return new Promise(function (callable $resolve) {
                $resolve($this->nullingData);
            });
        }];
        $dataType = new ObjectType(['name' => 'DataType', 'fields' => function () use(&$dataType) {
            return ['sync' => ['type' => Type::string()], 'nonNullSync' => ['type' => Type::nonNull(Type::string())], 'promise' => Type::string(), 'nonNullPromise' => Type::nonNull(Type::string()), 'nest' => $dataType, 'nonNullNest' => Type::nonNull($dataType), 'promiseNest' => $dataType, 'nonNullPromiseNest' => Type::nonNull($dataType)];
        }]);
        $this->schema = new Schema(['query' => $dataType]);
    }