// TestTemplating checks that the template name and vars are set correctly
func TestTemplating(t *testing.T) {
// TestEmail adds recipients that have a piece of recipient-specific context
e := testutils.TestEmail()
// set some global template context
e.TemplateContext["hello"] = "world"
wrapper, err := b.mandrillWrapperForEmail(e)
if err != nil {
t.FailNow()
}
me := wrapper.Message
if len(me.GlobalMergeVars) != 1 {
t.FailNow()
}
if me.GlobalMergeVars[0].Name != "hello" {
t.FailNow()
}
if me.GlobalMergeVars[0].Content != "world" {
t.FailNow()
}
if len(me.MergeVars) != len(me.To) {
t.FailNow()
}
}
// TestAttachments checks that attachments are being added properly.
func TestAttachments(t *testing.T) {
e := testutils.TestEmail()
attachment := testutils.TestAttachment(t)
e.Attachments = append(e.Attachments, attachment)
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
// the sendgrid backend will have read the contents of the reader,
// so we need to seek back to the beginning
offset, err := attachment.Data.(io.ReadSeeker).Seek(0, 0)
if err != nil {
t.FailNow()
} else if offset != int64(0) {
t.FailNow()
}
// check that the file data is there
fileData, err := ioutil.ReadAll(attachment.Data)
if err != nil {
t.FailNow()
}
if params.Get(fmt.Sprintf("files[%v]", e.Attachments[0].Name)) != string(fileData) {
t.FailNow()
}
}
// TestTemplating tests SendGrid's (yet to be released) template tags
func TestTemplating(t *testing.T) {
e := testutils.TestEmail()
e.TemplateContext = make(map[string]string)
// we haven't added any template info yet
func() {
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
// should be no 'filters' in the xsmtpapi params
xSMTPAPI := decodeXSMTPAPI(t, params)
if _, ok := xSMTPAPI["filters"]; ok {
t.FailNow()
}
// should be no 'body' param
if params.Get("body") != "" {
t.FailNow()
}
}()
// add some invalid template data that should trigger an error
func() {
e.TemplateID = "test-template"
e.TemplateContext["not-body"] = "some invalid variable"
if _, err := b.paramsForEmail(e); err == nil {
t.FailNow()
}
}()
// finally some good data
func() {
e.TemplateID = "test-template"
e.TemplateContext = map[string]string{"body": "legit"}
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
xSMTPAPI := decodeXSMTPAPI(t, params)
filters := xSMTPAPI["filters"].(map[string]interface{})
templates := filters["templates"].(map[string]interface{})
settings := templates["settings"].(map[string]interface{})
if settings["enabled"] != float64(1) {
t.FailNow()
}
if settings["template_id"] != e.TemplateID {
t.FailNow()
}
}()
}
// TestEmail checks that email properties are set correctly
func TestEmail(t *testing.T) {
e := testutils.TestEmail()
wrapper, err := b.mandrillWrapperForEmail(e)
if err != nil {
t.FailNow()
}
me := wrapper.Message
if e.Subject != me.Subject {
t.FailNow()
}
if e.HTMLBody != me.HTML {
t.FailNow()
}
if e.TextBody != me.Text {
t.FailNow()
}
if e.From.Name != me.FromName {
t.FailNow()
}
if e.From.Address != me.FromEmail {
t.FailNow()
}
if e.ReplyTo.Address != me.Headers["Reply-To"] {
t.FailNow()
}
if e.TrackClicks != me.TrackClicks {
t.FailNow()
}
if e.TrackOpens != me.TrackOpens {
t.FailNow()
}
if e.SubAccount != me.Subaccount {
t.FailNow()
}
if len(e.Tags) != len(me.Tags) {
t.FailNow()
}
if len(e.To) != len(me.To) {
t.FailNow()
}
}
// TestCategories checks that the tags/categories are set correctly
func TestCategories(t *testing.T) {
e := testutils.TestEmail()
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
xSMTPAPI := decodeXSMTPAPI(t, params)
if len(xSMTPAPI["category"].([]interface{})) != len(e.Tags) {
t.FailNow()
}
}
// TestHeaders checks that the email headers are set correctly
func TestHeaders(t *testing.T) {
e := testutils.TestEmail()
e.Headers.Set("hello", "world")
wrapper, err := b.mandrillWrapperForEmail(e)
if err != nil {
t.FailNow()
}
if wrapper.Message.Headers["hello"] != "world" {
t.FailNow()
}
}
// TestDummyLogging checks the logging functionality
func TestDummyLogging(t *testing.T) {
logs := make([]string, 0)
logger := func(format string, vars ...interface{}) {
logs = append(logs, fmt.Sprintf(format, vars...))
}
b := NewBackend(logger)
e := testutils.TestEmail()
b.SendEmail(e)
if len(logs) == 0 {
t.FailNow()
}
}
// TestAttachments checks that the attachments are added correctly
func TestAttachments(t *testing.T) {
e := testutils.TestEmail()
attachment := testutils.TestAttachment(t)
e.Attachments = append(e.Attachments, attachment)
wrapper, err := b.mandrillWrapperForEmail(e)
if err != nil {
t.FailNow()
}
me := wrapper.Message
if len(me.Attachments) != len(e.Attachments) {
t.FailNow()
}
mAttachment := me.Attachments[0]
if attachment.Name != mAttachment.Name {
t.FailNow()
}
if attachment.Mimetype != mAttachment.Type {
t.FailNow()
}
// the mandrill backend will have read the contents of the reader,
// so we need to seek back to the beginning
offset, err := attachment.Data.(io.ReadSeeker).Seek(0, 0)
if err != nil {
t.FailNow()
} else if offset != int64(0) {
t.FailNow()
}
// check that the file data is there
fileData, err := ioutil.ReadAll(attachment.Data)
if err != nil {
t.FailNow()
}
if base64.StdEncoding.EncodeToString(fileData) != mAttachment.Content {
t.FailNow()
}
}
// TestWrapper checks the JSON wrapper we send to Mandrill
func TestWrapper(t *testing.T) {
e := testutils.TestEmail()
// set some additional properties
e.DeliveryTime = time.Now()
e.TemplateID = "test-template"
wrapper, err := b.mandrillWrapperForEmail(e)
if err != nil {
t.FailNow()
}
if wrapper.SendAt != e.DeliveryTime.Format(deliveryTimeFmt) {
t.FailNow()
}
if wrapper.TemplateName != e.TemplateID {
t.FailNow()
}
}
// TestHeaders checks that email headers are set correctly
func TestHeaders(t *testing.T) {
e := testutils.TestEmail()
e.Headers.Set("hello", "world")
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
headersEncoded := params.Get("headers")
headers := make(map[string]string)
if err := json.Unmarshal([]byte(headersEncoded), &headers); err != nil {
t.FailNow()
}
if headers["hello"] != "world" {
t.FailNow()
}
}
// TestAttachments checks that attachments are added correctly
func TestAttachments(t *testing.T) {
e := testutils.TestEmail()
attachment := testutils.TestAttachment(t)
e.Attachments = append(e.Attachments, attachment)
wrapper, err := b.wrapperForEmail(e)
if err != nil {
t.Fatal(err)
}
paAttachment, ok := wrapper.Arguments.Attachments[attachment.Name]
if !ok {
t.FailNow()
}
if paAttachment.ContentType != attachment.Mimetype {
t.FailNow()
}
// the postageapp backend will have read the contents of the reader,
// so we need to seek back to the beginning
offset, err := attachment.Data.(io.ReadSeeker).Seek(0, 0)
if err != nil {
t.FailNow()
} else if offset != int64(0) {
t.FailNow()
}
// check that the file data is there
fileData, err := ioutil.ReadAll(attachment.Data)
if err != nil {
t.FailNow()
}
if paAttachment.Content != base64.StdEncoding.EncodeToString(fileData) {
t.FailNow()
}
}
// TestTemplating checks that template name/vars are set correctly
func TestTemplating(t *testing.T) {
e := testutils.TestEmail()
e.TemplateID = "test-template"
e.TemplateContext = map[string]string{"hello": "world"}
wrapper, err := b.wrapperForEmail(e)
if err != nil {
t.Fatal(err)
}
if wrapper.Arguments.Template != e.TemplateID {
t.FailNow()
}
if wrapper.Arguments.Variables["hello"] != e.TemplateContext["hello"] {
t.FailNow()
}
for _, ctx := range wrapper.Arguments.Recipients {
if _, ok := ctx["name"]; !ok {
t.FailNow()
}
}
}
// TestWrapper checks the JSON wrapper
func TestWrapper(t *testing.T) {
e := testutils.TestEmail()
wrapper, err := b.wrapperForEmail(e)
if err != nil {
t.Fatal(err)
}
if wrapper.APIKey != apiKey {
t.FailNow()
}
if len(wrapper.Arguments.Recipients) != len(e.To) {
t.FailNow()
}
if wrapper.Arguments.Headers["subject"] != e.Subject {
t.FailNow()
}
if wrapper.Arguments.Headers["from"] != e.From.String() {
t.FailNow()
}
if wrapper.Arguments.Headers["reply-to"] != e.ReplyTo.String() {
t.FailNow()
}
if wrapper.Arguments.Content["text/plain"] != e.TextBody {
t.FailNow()
}
if wrapper.Arguments.Content["text/html"] != e.HTMLBody {
t.FailNow()
}
}
// TestGeneral tests that the basic email params like subject and body are populated correctly.
func TestGeneral(t *testing.T) {
e := testutils.TestEmail()
params, err := b.paramsForEmail(e)
if err != nil {
t.FailNow()
}
if params.Get("subject") != e.Subject {
t.FailNow()
}
if params.Get("text") != e.TextBody {
t.FailNow()
}
if params.Get("html") != e.HTMLBody {
t.FailNow()
}
if params.Get("from") != e.From.Address {
t.FailNow()
}
if params.Get("fromname") != e.From.Name {
t.FailNow()
}
if params.Get("replyto") != e.ReplyTo.Address {
t.FailNow()
}
if len(params["to[]"]) != len(e.To) || len(params["toname[]"]) != len(e.To) {
t.FailNow()
}
}