moth/src/mothball_test.go

64 lines
914 B
Go

package main
import (
"archive/zip"
"fmt"
"io"
"io/ioutil"
"os"
"testing"
)
func TestMothball(t *testing.T) {
tf, err := ioutil.TempFile("", "mothball")
if err != nil {
t.Error(err)
return
}
defer os.Remove(tf.Name())
w := zip.NewWriter(tf)
f, err := w.Create("moo.txt")
if err != nil {
t.Error(err)
return
}
// no Close method
_, err = fmt.Fprintln(f, "The cow goes moo")
//.Write([]byte("The cow goes moo"))
if err != nil {
t.Error(err)
return
}
w.Close()
tf.Close()
// Now read it in
mb, err := OpenMothball(tf.Name())
if err != nil {
t.Error(err)
return
}
cow, err := mb.Open("moo.txt")
if err != nil {
t.Error(err)
return
}
line := make([]byte, 200)
n, err := cow.Read(line)
if (err != nil) && (err != io.EOF) {
t.Error(err)
return
}
if string(line[:n]) != "The cow goes moo\n" {
t.Log(line)
t.Error("Contents didn't match")
return
}
}