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moby--moby/client/container_update_test.go

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package client
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
"testing"
"github.com/docker/docker/api/types/container"
"golang.org/x/net/context"
)
func TestContainerUpdateError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ContainerUpdate(context.Background(), "nothing", container.UpdateConfig{})
if err == nil || err.Error() != "Error response from daemon: Server error" {
t.Fatalf("expected a Server Error, got %v", err)
}
}
func TestContainerUpdate(t *testing.T) {
expectedURL := "/containers/container_id/update"
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
if !strings.HasPrefix(req.URL.Path, expectedURL) {
return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
}
b, err := json.Marshal(container.ContainerUpdateOKBody{})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader(b)),
}, nil
}),
}
_, err := client.ContainerUpdate(context.Background(), "container_id", container.UpdateConfig{
Resources: container.Resources{
CPUPeriod: 1,
},
RestartPolicy: container.RestartPolicy{
Name: "always",
},
})
if err != nil {
t.Fatal(err)
}
}