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shellgei_test.go
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shellgei_test.go
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package main
import (
"context"
"encoding/base64"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"testing"
"time"
"github.com/docker/docker/api/types"
"github.com/docker/docker/client"
)
var (
dockerImage = "alpine-bash"
dockerImagePath = "./testdata/alpine-bash.tar"
)
var dockerclient, _ = client.NewEnvClient()
func setupDocker(t *testing.T) func(t *testing.T) {
ctx := context.Background()
imgdata, err := os.Open(dockerImagePath)
if err != nil {
t.Fatalf("docker load unexpected error, %v", err)
}
loadResponce, err := dockerclient.ImageLoad(ctx, imgdata, false)
if err != nil {
t.Fatalf("docker load unexpected error, %v", err)
}
defer loadResponce.Body.Close()
body, _ := ioutil.ReadAll(loadResponce.Body)
t.Logf(string(body))
return func(t *testing.T) {
ctx := context.Background()
_, err := dockerclient.ImageRemove(ctx, dockerImage, types.ImageRemoveOptions{})
if err != nil {
t.Errorf("docker rmi unexpected error, %v", err)
}
}
}
func TestRunCmd(t *testing.T) {
teardown := setupDocker(t)
defer teardown(t)
t.Run("simple-command", func(t *testing.T) {
out, imgs, err := runCmd("echo hello", nil, botConfig{
DockerImage: dockerImage,
Workdir: "/tmp",
Memory: "100M",
MediaSize: 250,
Timeout: time.Duration(20 * time.Second),
Tags: []string{},
})
if err != nil {
t.Fatalf("unexpected error, %v", err)
}
if expected := "hello\n"; out != expected {
t.Errorf("got %q, expected %v", out, expected)
}
if len(imgs) != 0 {
t.Errorf("got %+v, expected empty", imgs)
}
})
t.Run("using /images dir", func(t *testing.T) {
out, imgs, err := runCmd("echo hello; echo goodbye > /images/a.png", nil, botConfig{
DockerImage: dockerImage,
Workdir: "/tmp",
Memory: "100M",
MediaSize: 250,
Timeout: time.Duration(20 * time.Second),
Tags: []string{},
})
if err != nil {
t.Fatalf("unexpected error, %v", err)
}
if expected := "hello\n"; out != expected {
t.Errorf("got %q, expected %v", out, expected)
}
if len(imgs) != 1 {
t.Errorf("got %+v, expected length 1", imgs)
} else if got, expected := imgs[0], base64.StdEncoding.EncodeToString([]byte("goodbye\n")); got != expected {
t.Errorf("got %v, expected %v", got, expected)
}
})
t.Run("with media urls", func(t *testing.T) {
urls := []string{"a.png", "b.png"}
mux := http.NewServeMux()
for _, url := range urls {
url := url
mux.HandleFunc(
"/"+url,
func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Write([]byte("hello-" + url))
},
)
}
ts := httptest.NewServer(mux)
defer ts.Close()
for i := range urls {
urls[i] = ts.URL + "/" + urls[i]
}
out, imgs, err := runCmd("cat /media/0 /media/1", urls, botConfig{
DockerImage: dockerImage,
Workdir: "/tmp",
Memory: "100M",
MediaSize: 250,
Timeout: time.Duration(20 * time.Second),
Tags: []string{},
})
if err != nil {
t.Fatalf("unexpected error, %v", err)
}
if expected := "hello-a.pnghello-b.png"; out != expected {
t.Errorf("got %q, expected %v", out, expected)
}
if len(imgs) != 0 {
t.Errorf("got %+v, expected empty", imgs)
}
})
t.Run("check timeout", func(t *testing.T) {
out, imgs, err := runCmd("sleep 2", nil, botConfig{
DockerImage: dockerImage,
Workdir: "/tmp",
Memory: "100M",
MediaSize: 250,
Timeout: time.Duration(1 * time.Second),
Tags: []string{},
})
if err != context.DeadlineExceeded {
t.Fatalf("unexpected error, %v", err)
}
if len(imgs) != 0 && out == "" {
t.Errorf("got %+v, expected empty", imgs)
}
})
}