PublishMessage_test.go - AWS Code Sample

PublishMessage_test.go

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. // SPDX-License-Identifier: MIT-0 package main import ( "errors" "testing" "time" "github.com/aws/aws-sdk-go/aws" "github.com/aws/aws-sdk-go/service/sns" "github.com/aws/aws-sdk-go/service/sns/snsiface" ) // Define a mock struct to use in unit tests type mockSNSClient struct { snsiface.SNSAPI } func (m *mockSNSClient) Publish(input *sns.PublishInput) (*sns.PublishOutput, error) { // Check that required inputs exist if input.Message == nil || *input.Message == "" || input.TopicArn == nil || *input.TopicArn == "" { return nil, errors.New("PublishInput.Message or PublishInput.TopicArn is nil or an empty string") } resp := sns.PublishOutput{ MessageId: aws.String("test-message-ID"), } return &resp, nil } func TestPublishMessage(t *testing.T) { thisTime := time.Now() nowString := thisTime.Format("2006-01-02 15:04:05 Monday") t.Log("Starting unit test at " + nowString) // mock resources msg := "test-message" topicARN := "test-topic-ARN" mockSvc := &mockSNSClient{} result, err := PublishMessage(mockSvc, &msg, &topicARN) if err != nil { t.Fatal(err) } t.Log("Message ID: " + *result.MessageId) }