Function expectError

test/client/doc.js:557–564

(code)

          var count = 0;
          function expectError(code) {
            count++;
            return function(error) {
              expect(error.code).to.equal(code);
              count--;
              if (!count) next();
            };
          }

          doc.on('error', expectError('ERR_HARD_ROLLBACK_FETCH_FAILED'));
          doc.submitOp(nonInvertibleOp, expectError('SUBMIT_ERROR'));