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sns.go
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sns.go
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// Licensed to NASA JPL under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. NASA JPL licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package awsutil
import "github.com/aws/aws-sdk-go/service/sns"
type SNSInterface interface {
Publish(input *sns.PublishInput) (*sns.PublishOutput, error)
}
type RealSNS struct {
SNS *sns.SNS
}
func (rsns RealSNS) Publish(input *sns.PublishInput) (*sns.PublishOutput, error) {
return rsns.SNS.Publish(input)
}
type MockSNS struct {
ExpInput []sns.PublishInput
QueuedOutput []sns.PublishOutput
}
func (msns *MockSNS) Publish(input *sns.PublishInput) (*sns.PublishOutput, error) {
if len(msns.ExpInput) <= 0 {
panic("No (more) SNS inputs expected")
} else {
expMsg := *msns.ExpInput[0].Message
gotMsg := *input.Message
if expMsg != gotMsg {
panic("Unexpected SNS input message")
}
expTopic := *msns.ExpInput[0].TopicArn
gotTopic := *input.TopicArn
if expTopic != gotTopic {
panic("Unexpected SNS input topic ARN")
}
msns.ExpInput = msns.ExpInput[1:]
}
// Send back output
if len(msns.QueuedOutput) <= 0 {
panic("No (more) SNS outputs to mock")
}
out := &msns.QueuedOutput[0]
msns.QueuedOutput = msns.QueuedOutput[1:]
return out, nil
}