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package readpassword
import (
"fmt"
"os"
"os/exec"
"testing"
)
// Provide password via stdin, terminated by "\n".
func TestStdin(t *testing.T) {
p1 := "g55434t55wef"
if os.Getenv("TEST_SLAVE") == "1" {
p2 := string(readPasswordStdin("foo"))
if p1 != p2 {
fmt.Fprintf(os.Stderr, "%q != %q", p1, p2)
os.Exit(1)
}
return
}
cmd := exec.Command(os.Args[0], "-test.run=TestStdin$")
cmd.Env = append(os.Environ(), "TEST_SLAVE=1")
cmd.Stderr = os.Stderr
pipe, err := cmd.StdinPipe()
if err != nil {
t.Fatal(err)
}
err = cmd.Start()
if err != nil {
t.Fatal(err)
}
n, err := pipe.Write([]byte(p1 + "\n"))
if n == 0 || err != nil {
t.Fatal(err)
}
err = cmd.Wait()
if err != nil {
t.Fatalf("slave failed with %v", err)
}
}
// Provide password via stdin, terminated by EOF (pipe close). This should not
// hang.
func TestStdinEof(t *testing.T) {
p1 := "asd45as5f4a36"
if os.Getenv("TEST_SLAVE") == "1" {
p2 := string(readPasswordStdin("foo"))
if p1 != p2 {
fmt.Fprintf(os.Stderr, "%q != %q", p1, p2)
os.Exit(1)
}
return
}
cmd := exec.Command(os.Args[0], "-test.run=TestStdinEof$")
cmd.Env = append(os.Environ(), "TEST_SLAVE=1")
cmd.Stderr = os.Stderr
pipe, err := cmd.StdinPipe()
if err != nil {
t.Fatal(err)
}
err = cmd.Start()
if err != nil {
t.Fatal(err)
}
_, err = pipe.Write([]byte(p1))
if err != nil {
t.Fatal(err)
}
pipe.Close()
err = cmd.Wait()
if err != nil {
t.Fatalf("slave failed with %v", err)
}
}
// Provide empty password via stdin
func TestStdinEmpty(t *testing.T) {
if os.Getenv("TEST_SLAVE") == "1" {
readPasswordStdin("foo")
}
cmd := exec.Command(os.Args[0], "-test.run=TestStdinEmpty$")
cmd.Env = append(os.Environ(), "TEST_SLAVE=1")
pipe, err := cmd.StdinPipe()
if err != nil {
t.Fatal(err)
}
err = cmd.Start()
if err != nil {
t.Fatal(err)
}
_, err = pipe.Write([]byte("\n"))
if err != nil {
t.Fatal(err)
}
pipe.Close()
err = cmd.Wait()
if err == nil {
t.Fatalf("empty password should have failed")
}
}
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