github.com/muhammedhassanm/blockchain@v0.0.0-20200120143007-697261defd4d/sawtooth-core-master/sdk/javascript/spec/protobuf/round_trip_test.js (about)

     1  /**
     2   * Copyright 2016 Intel Corporation
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   * ------------------------------------------------------------------------------
    16   */
    17  
    18  'use strict'
    19  
    20  const assert = require('assert')
    21  
    22  const { Message } = require('../../protobuf')
    23  
    24  describe('ProtoBuf', () => {
    25    describe('Message', () => {
    26      it('should correctly round trip with complete fields', () => {
    27        let encMessage = Message.encode({
    28          messageType: Message.MessageType.CLIENT_STATE_GET_REQUEST,
    29          correlationId: 'corr_id',
    30          content: Buffer.from('Hello', 'utf8')
    31        }).finish()
    32  
    33        let decMessage = Message.decode(encMessage)
    34  
    35        assert.equal(
    36          Message.MessageType.CLIENT_STATE_GET_REQUEST,
    37          decMessage.messageType
    38        )
    39        assert.equal('corr_id', decMessage.correlationId)
    40        assert.equal('Hello', decMessage.content.toString('utf8'))
    41      })
    42  
    43      it('should correctly round trip with partial fields', () => {
    44        let encMessage = Message.encode({
    45          messageType: Message.MessageType.CLIENT_STATE_GET_RESPONSE,
    46          content: Buffer.from('Hello', 'utf8')
    47        }).finish()
    48  
    49        let decMessage = Message.decode(encMessage)
    50  
    51        assert.equal(
    52          Message.MessageType.CLIENT_STATE_GET_RESPONSE,
    53          decMessage.messageType
    54        )
    55        assert.equal('Hello', decMessage.content.toString('utf8'))
    56        assert.ok(!decMessage.correlationId)
    57      })
    58    })
    59  })