coredns/middleware/auto/watcher_test.go
2016-11-07 08:00:30 +00:00

58 lines
1.1 KiB
Go

package auto
import (
"io/ioutil"
"log"
"os"
"path"
"regexp"
"testing"
)
func TestWatcher(t *testing.T) {
log.SetOutput(ioutil.Discard)
tempdir, err := createFiles()
if err != nil {
if tempdir != "" {
os.RemoveAll(tempdir)
}
t.Fatal(err)
}
defer os.RemoveAll(tempdir)
ldr := loader{
directory: tempdir,
re: regexp.MustCompile(`db\.(.*)`),
template: `${1}`,
}
a := Auto{
loader: ldr,
Zones: &Zones{},
}
a.Walk()
// example.org and example.com should exist
if x := len(a.Zones.Z["example.org."].All()); x != 4 {
t.Fatalf("Expected 4 RRs, got %d", x)
}
if x := len(a.Zones.Z["example.com."].All()); x != 4 {
t.Fatalf("Expected 4 RRs, got %d", x)
}
// Now remove one file, rescan and see if it's gone.
if err := os.Remove(path.Join(tempdir, "db.example.com")); err != nil {
t.Fatal(err)
}
a.Walk()
if _, ok := a.Zones.Z["example.com."]; ok {
t.Errorf("Expected %q to be gone.", "example.com.")
}
if _, ok := a.Zones.Z["example.org."]; !ok {
t.Errorf("Expected %q to still be there.", "example.org.")
}
}