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moby--moby/integration/iptables_test.go

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package docker
import (
"github.com/dotcloud/docker/pkg/iptables"
"os"
"testing"
)
// FIXME: this test should be a unit test.
// For example by mocking os/exec to make sure iptables is not actually called.
func TestIptables(t *testing.T) {
if _, err := iptables.Raw("-L"); err != nil {
t.Fatal(err)
}
path := os.Getenv("PATH")
os.Setenv("PATH", "")
defer os.Setenv("PATH", path)
if _, err := iptables.Raw("-L"); err == nil {
t.Fatal("Not finding iptables in the PATH should cause an error")
}
}