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messages_test.go
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messages_test.go
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package mailgun_test
import (
"context"
"fmt"
"io"
"net/http"
"net/http/httptest"
"os"
"strings"
"testing"
"time"
"github.com/mailgun/mailgun-go/v4"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
exampleHtml = "<html><head /><body><p>Testing some <a href=\"http://google.com?q=abc&r=def&s=ghi\">Mailgun HTML awesomeness!</a> at [email protected]</p></body></html>"
exampleAMPHtml = `<!doctype html><html ⚡4email><head><meta charset="utf-8"><script async src="https://cdn.ampproject.org/v0.js"></script><style amp4email-boilerplate>body{visibility:hidden}</style><style amp-custom>h1{margin: 1rem;}</style></head><body><h1>Hello, I am an AMP EMAIL!</h1></body></html>`
exampleMime = `Content-Type: text/plain; charset="ascii"
Subject: Joe's Example Subject
From: Joe Example <[email protected]>
To: BARGLEGARF <[email protected]>
Content-Transfer-Encoding: 7bit
Date: Thu, 6 Mar 2014 00:37:52 +0000
Testing some Mailgun MIME awesomeness!
`
templateText = "Greetings %recipient.name%! Your reserved seat is at table %recipient.table%."
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
)
func init() {
mailgun.Debug = true
mailgun.CaptureCurlOutput = true
mailgun.RedactCurlAuth = true
}
func spendMoney(t *testing.T, tFunc func()) {
ok := os.Getenv("MG_SPEND_MONEY")
if ok != "" {
tFunc()
} else {
t.Log("Money spending not allowed, not running function.")
}
}
func TestSendMGPlain(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendPlain:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGPlainWithTracking(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetTracking(true)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendPlainWithTracking:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGPlainAt(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetDeliveryTime(time.Now().Add(5 * time.Minute))
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendPlainAt:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGSTO(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
err = m.SetSTOPeriod("24h")
require.NoError(t, err)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendMGSTO:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGHtml(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetHTML(exampleHtml)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendHtml:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGAMPHtml(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetHTML(exampleHtml)
m.SetAmpHTML(exampleAMPHtml)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendHtml:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGTracking(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText+"Tracking!\n", toUser)
m.SetTracking(false)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendTracking:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGTrackingClicksHtmlOnly(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetHTML(exampleHtml)
options := mailgun.TrackingOptions{
Tracking: true,
TrackingClicks: "htmlonly",
TrackingOpens: true,
}
m.SetTrackingOptions(&options)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendHtml:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGTag(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText+"Tags Galore!\n", toUser)
err = m.AddTag("FooTag")
require.NoError(t, err)
err = m.AddTag("BarTag")
require.NoError(t, err)
err = m.AddTag("BlortTag")
require.NoError(t, err)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendTag:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGMIME(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMIMEMessage(io.NopCloser(strings.NewReader(exampleMime)), toUser)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
t.Log("TestSendMIME:MSG(" + msg + "),ID(" + id + ")")
})
}
func TestSendMGBatchFailRecipients(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText+"Batch\n")
for i := 0; i < mailgun.MaxNumberOfRecipients; i++ {
err := m.AddRecipient("") // We expect this to indicate a failure at the API
require.NoError(t, err)
}
err := m.AddRecipientAndVariables(toUser, nil)
// In case of error the SDK didn't send the message,
// OR the API didn't check for empty To: headers.
require.NotNil(t, err)
})
}
func TestSendMGBatchRecipientVariables(t *testing.T) {
if reason := mailgun.SkipNetworkTest(); reason != "" {
t.Skip(reason)
}
spendMoney(t, func() {
toUser := os.Getenv("MG_EMAIL_TO")
mg, err := mailgun.NewMailgunFromEnv()
require.NoError(t, err)
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, templateText)
err = m.AddRecipientAndVariables(toUser, map[string]interface{}{
"name": "Joe Cool Example",
"table": 42,
})
require.NoError(t, err)
_, _, err = mg.Send(ctx, m)
require.NoError(t, err)
})
}
func TestSendMGOffline(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
assert.Equal(t, fromUser, req.FormValue("from"))
assert.Equal(t, exampleSubject, req.FormValue("subject"))
assert.Equal(t, exampleText, req.FormValue("text"))
assert.Equal(t, toUser, req.FormValue("to"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestSendMGSeparateDomain(t *testing.T) {
const (
exampleDomain = "testDomain"
signingDomain = "signingDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", signingDomain), req.URL.Path)
assert.Equal(t, fromUser, req.FormValue("from"))
assert.Equal(t, exampleSubject, req.FormValue("subject"))
assert.Equal(t, exampleText, req.FormValue("text"))
assert.Equal(t, toUser, req.FormValue("to"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.AddDomain(signingDomain)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestSendMGMessageVariables(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
exampleStrVarKey = "test-str-key"
exampleStrVarVal = "test-str-val"
exampleBoolVarKey = "test-bool-key"
exampleBoolVarVal = "false"
exampleMapVarKey = "test-map-key"
exampleMapVarStrVal = `{"test":"123"}`
exampleTemplateStrVal = `{"templateVariable":{"key":{"nested":"yes","status":"test"}}}`
)
var (
exampleMapVarVal = map[string]string{"test": "123"}
exampleTemplateVariable = map[string]interface{}{
"key": map[string]string{
"nested": "yes",
"status": "test",
},
}
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
assert.Equal(t, fromUser, req.FormValue("from"))
assert.Equal(t, exampleSubject, req.FormValue("subject"))
assert.Equal(t, exampleText, req.FormValue("text"))
assert.Equal(t, toUser, req.FormValue("to"))
assert.Equal(t, exampleMapVarStrVal, req.FormValue("v:"+exampleMapVarKey))
assert.Equal(t, exampleBoolVarVal, req.FormValue("v:"+exampleBoolVarKey))
assert.Equal(t, exampleStrVarVal, req.FormValue("v:"+exampleStrVarKey))
assert.Equal(t, exampleTemplateStrVal, req.FormValue("h:X-Mailgun-Variables"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
err := m.AddVariable(exampleStrVarKey, exampleStrVarVal)
require.NoError(t, err)
err = m.AddVariable(exampleBoolVarKey, false)
require.NoError(t, err)
err = m.AddVariable(exampleMapVarKey, exampleMapVarVal)
require.NoError(t, err)
err = m.AddTemplateVariable("templateVariable", exampleTemplateVariable)
require.NoError(t, err)
msg, id, err := mg.Send(context.Background(), m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestAddRecipientsError(t *testing.T) {
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText)
for i := 0; i < 1000; i++ {
recipient := fmt.Sprintf("recipient_%[email protected]", i)
require.NoError(t, m.AddRecipient(recipient))
}
err := m.AddRecipient("[email protected]")
require.NotNil(t, err)
require.EqualError(t, err, "recipient limit exceeded (max 1000)")
}
func TestAddRecipientAndVariablesError(t *testing.T) {
var err error
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText)
for i := 0; i < 1000; i++ {
recipient := fmt.Sprintf("recipient_%[email protected]", i)
err = m.AddRecipientAndVariables(recipient, map[string]interface{}{"id": i})
require.NoError(t, err)
}
err = m.AddRecipientAndVariables("[email protected]", map[string]interface{}{"id": 1001})
require.EqualError(t, err, "recipient limit exceeded (max 1000)")
}
func TestSendDomainError(t *testing.T) {
cases := []struct {
domain string
isValid bool
}{
{"http://example.com", false},
{"example.com", true},
{"mail.example.com", true},
{"mail.service.example.com", true},
{"http://example.com?email=yes", false},
{"https://example.com", false},
{"smtp://example.com", false},
}
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
rsp := `{
"message":"Queued. Thank you",
"id":"<[email protected]>"
}`
fmt.Fprint(w, rsp)
}))
defer srv.Close()
for _, c := range cases {
ctx := context.Background()
mg := mailgun.NewMailgun(c.domain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, "[email protected]")
_, _, err := mg.Send(ctx, m)
if c.isValid {
require.NoError(t, err)
} else {
require.EqualError(t, err, "you called Send() with a domain that contains invalid characters")
}
}
}
func TestSendEOFError(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
panic("")
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
_, _, err := mg.Send(context.Background(), m)
require.NotNil(t, err)
// TODO(vtopc): do not compare strings, use errors.Is or errors.As:
require.Contains(t, err.Error(), "remote server prematurely closed connection: Post ")
require.ErrorIs(t, err, io.EOF)
}
func TestHasRecipient(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
recipient = "[email protected]"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
fmt.Fprint(w, `{"message":"Queued, Thank you", "id":"<[email protected]>"}`)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
// No recipient
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText)
_, _, err := mg.Send(context.Background(), m)
require.EqualError(t, err, "message not valid")
// Provided Bcc
m = mailgun.NewMessage(fromUser, exampleSubject, exampleText)
m.AddBCC(recipient)
_, _, err = mg.Send(context.Background(), m)
require.NoError(t, err)
// Provided cc
m = mailgun.NewMessage(fromUser, exampleSubject, exampleText)
m.AddCC(recipient)
_, _, err = mg.Send(context.Background(), m)
require.NoError(t, err)
}
func TestResendStored(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, "/v3/some-url", req.URL.Path)
assert.Equal(t, toUser, req.FormValue("to"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
_, _, err := mg.ReSend(context.Background(), srv.URL+"/v3/some-url")
require.NotNil(t, err)
require.EqualError(t, err, "must provide at least one recipient")
msg, id, err := mg.ReSend(context.Background(), srv.URL+"/v3/some-url", toUser)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestAddOverrideHeader(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
assert.Equal(t, "custom-value", req.Header.Get("CustomHeader"))
assert.Equal(t, "example.com", req.Host)
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
mg.AddOverrideHeader("Host", "example.com")
mg.AddOverrideHeader("CustomHeader", "custom-value")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetRequireTLS(true)
m.SetSkipVerification(true)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
require.Contains(t, mg.GetCurlOutput(), "Host:")
}
func TestOnBehalfOfSubaccount(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
assert.Equal(t, "custom-value", req.Header.Get("CustomHeader"))
assert.Equal(t, "example.com", req.Host)
assert.Equal(t, "mailgun.subaccount", req.Header.Get(mailgun.OnBehalfOfHeader))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
mg.AddOverrideHeader("Host", "example.com")
mg.AddOverrideHeader("CustomHeader", "custom-value")
mg.SetOnBehalfOfSubaccount("mailgun.subaccount")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetRequireTLS(true)
m.SetSkipVerification(true)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
require.Contains(t, mg.GetCurlOutput(), "Host:")
}
func TestCaptureCurlOutput(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
require.Contains(t, mg.GetCurlOutput(), "curl")
t.Logf("%s", mg.GetCurlOutput())
}
func TestSendTLSOptions(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, http.MethodPost, req.Method)
assert.Equal(t, fmt.Sprintf("/v3/%s/messages", exampleDomain), req.URL.Path)
assert.Equal(t, fromUser, req.FormValue("from"))
assert.Equal(t, exampleSubject, req.FormValue("subject"))
assert.Equal(t, exampleText, req.FormValue("text"))
assert.Equal(t, toUser, req.FormValue("to"))
assert.Equal(t, "true", req.FormValue("o:require-tls"))
assert.Equal(t, "true", req.FormValue("o:skip-verification"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText, toUser)
m.SetRequireTLS(true)
m.SetSkipVerification(true)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestSendTemplate(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
templateName = "my-template"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, templateName, req.FormValue("template"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, "", toUser)
m.SetTemplate(templateName)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestSendTemplateOptions(t *testing.T) {
const (
exampleDomain = "testDomain"
exampleAPIKey = "testAPIKey"
toUser = "[email protected]"
exampleMessage = "Queue. Thank you"
exampleID = "<[email protected]>"
templateName = "my-template"
templateVersionTag = "initial"
templateRenderText = "yes"
)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, templateName, req.FormValue("template"))
assert.Equal(t, templateVersionTag, req.FormValue("t:version"))
assert.Equal(t, templateRenderText, req.FormValue("t:text"))
rsp := fmt.Sprintf(`{"message":"%s", "id":"%s"}`, exampleMessage, exampleID)
fmt.Fprint(w, rsp)
}))
defer srv.Close()
mg := mailgun.NewMailgun(exampleDomain, exampleAPIKey)
mg.SetAPIBase(srv.URL + "/v3")
ctx := context.Background()
m := mailgun.NewMessage(fromUser, exampleSubject, "", toUser)
m.SetTemplate(templateName)
m.SetTemplateRenderText(true)
m.SetTemplateVersion(templateVersionTag)
msg, id, err := mg.Send(ctx, m)
require.NoError(t, err)
assert.Equal(t, exampleMessage, msg)
assert.Equal(t, exampleID, id)
}
func TestSendableMessageIface(t *testing.T) {
m := mailgun.NewMessage(fromUser, exampleSubject, exampleText)
assert.Implements(t, (*mailgun.SendableMessage)(nil), m)
}