forked from mystiq/dex
80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
package gomail
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import (
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"bytes"
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"io"
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"reflect"
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"testing"
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)
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const (
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testTo1 = "to1@example.com"
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testTo2 = "to2@example.com"
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testFrom = "from@example.com"
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testBody = "Test message"
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testMsg = "To: " + testTo1 + ", " + testTo2 + "\r\n" +
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"From: " + testFrom + "\r\n" +
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"Mime-Version: 1.0\r\n" +
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"Date: Wed, 25 Jun 2014 17:46:00 +0000\r\n" +
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"Content-Type: text/plain; charset=UTF-8\r\n" +
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"Content-Transfer-Encoding: quoted-printable\r\n" +
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"\r\n" +
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testBody
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)
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type mockSender SendFunc
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func (s mockSender) Send(from string, to []string, msg io.WriterTo) error {
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return s(from, to, msg)
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}
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type mockSendCloser struct {
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mockSender
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close func() error
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}
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func (s *mockSendCloser) Close() error {
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return s.close()
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}
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func TestSend(t *testing.T) {
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s := &mockSendCloser{
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mockSender: stubSend(t, testFrom, []string{testTo1, testTo2}, testMsg),
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close: func() error {
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t.Error("Close() should not be called in Send()")
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return nil
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},
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}
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if err := Send(s, getTestMessage()); err != nil {
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t.Errorf("Send(): %v", err)
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}
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}
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func getTestMessage() *Message {
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m := NewMessage()
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m.SetHeader("From", testFrom)
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m.SetHeader("To", testTo1, testTo2)
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m.SetBody("text/plain", testBody)
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return m
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}
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func stubSend(t *testing.T, wantFrom string, wantTo []string, wantBody string) mockSender {
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return func(from string, to []string, msg io.WriterTo) error {
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if from != wantFrom {
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t.Errorf("invalid from, got %q, want %q", from, wantFrom)
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}
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if !reflect.DeepEqual(to, wantTo) {
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t.Errorf("invalid to, got %v, want %v", to, wantTo)
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}
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buf := new(bytes.Buffer)
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_, err := msg.WriteTo(buf)
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if err != nil {
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t.Fatal(err)
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}
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compareBodies(t, buf.String(), wantBody)
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return nil
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}
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}
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