code: func (c *MockConfig) ChannelConfig(channelID string) *fab.ChannelEndpointConfig {
  	if c.chConfig != nil {
  		config, ok := c.chConfig[channelID]
  		if ok {
  			return config
  		}
  	}
  
  	return &fab.ChannelEndpointConfig{
  		Policies: fab.ChannelPolicies{
  			QueryChannelConfig: fab.QueryChannelConfigPolicy{},
  			Discovery:          fab.DiscoveryPolicy{},
  			Selection:          fab.SelectionPolicy{},
  			EventService:       fab.EventServicePolicy{},
  		},
  	}
  }
docs: // ChannelConfig returns the channel configuration