mox/message/writer_test.go

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2023-01-30 16:27:06 +03:00
package message
import (
"strings"
"testing"
)
func TestMsgWriter(t *testing.T) {
check := func(data string, want bool) {
t.Helper()
b := &strings.Builder{}
mw := &Writer{Writer: b}
if _, err := mw.Write([]byte(data)); err != nil {
t.Fatalf("write for message %q: %s", data, err)
}
if mw.HaveHeaders != want {
t.Fatalf("got %v, expected %v, for message %q", mw.HaveHeaders, want, data)
}
b = &strings.Builder{}
mw = &Writer{Writer: b}
for i := range data {
if _, err := mw.Write([]byte(data[i : i+1])); err != nil {
t.Fatalf("write for message %q: %s", data, err)
}
}
if mw.HaveHeaders != want {
t.Fatalf("got %v, expected %v, for message %q", mw.HaveHeaders, want, data)
}
}
check("no header", false)
check("no header\r\n", false)
check("key: value\r\n\r\n", true)
check("key: value\r\n\r\nbody", true)
check("key: value\n\nbody", false)
check("key: value\r\rbody", false)
check("\r\n\r\n", true)
check("\r\n\r\nbody", true)
}