docker/integration-cli/docker_api_containers_test.go

123 строки
3.0 KiB
Go

package main
import (
"bytes"
"encoding/json"
"io"
"os/exec"
"testing"
"github.com/docker/docker/vendor/src/code.google.com/p/go/src/pkg/archive/tar"
)
func TestContainerApiGetAll(t *testing.T) {
startCount, err := getContainerCount()
if err != nil {
t.Fatalf("Cannot query container count: %v", err)
}
name := "getall"
runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "true")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
t.Fatalf("Error on container creation: %v, output: %q", err, out)
}
body, err := sockRequest("GET", "/containers/json?all=1")
if err != nil {
t.Fatalf("GET all containers sockRequest failed: %v", err)
}
var inspectJSON []struct {
Names []string
}
if err = json.Unmarshal(body, &inspectJSON); err != nil {
t.Fatalf("unable to unmarshal response body: %v", err)
}
if len(inspectJSON) != startCount+1 {
t.Fatalf("Expected %d container(s), %d found (started with: %d)", startCount+1, len(inspectJSON), startCount)
}
if actual := inspectJSON[0].Names[0]; actual != "/"+name {
t.Fatalf("Container Name mismatch. Expected: %q, received: %q\n", "/"+name, actual)
}
deleteAllContainers()
logDone("container REST API - check GET json/all=1")
}
func TestContainerApiGetExport(t *testing.T) {
name := "exportcontainer"
runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "touch", "/test")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
t.Fatalf("Error on container creation: %v, output: %q", err, out)
}
body, err := sockRequest("GET", "/containers/"+name+"/export")
if err != nil {
t.Fatalf("GET containers/export sockRequest failed: %v", err)
}
found := false
for tarReader := tar.NewReader(bytes.NewReader(body)); ; {
h, err := tarReader.Next()
if err != nil {
if err == io.EOF {
break
}
t.Fatal(err)
}
if h.Name == "test" {
found = true
break
}
}
if !found {
t.Fatalf("The created test file has not been found in the exported image")
}
deleteAllContainers()
logDone("container REST API - check GET containers/export")
}
func TestContainerApiGetChanges(t *testing.T) {
name := "changescontainer"
runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "rm", "/etc/passwd")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
t.Fatalf("Error on container creation: %v, output: %q", err, out)
}
body, err := sockRequest("GET", "/containers/"+name+"/changes")
if err != nil {
t.Fatalf("GET containers/changes sockRequest failed: %v", err)
}
changes := []struct {
Kind int
Path string
}{}
if err = json.Unmarshal(body, &changes); err != nil {
t.Fatalf("unable to unmarshal response body: %v", err)
}
// Check the changelog for removal of /etc/passwd
success := false
for _, elem := range changes {
if elem.Path == "/etc/passwd" && elem.Kind == 2 {
success = true
}
}
if !success {
t.Fatalf("/etc/passwd has been removed but is not present in the diff")
}
deleteAllContainers()
logDone("container REST API - check GET containers/changes")
}