moby/client/container_top_test.go
Eng Zer Jun a916414b0b refactor: move from io/ioutil to io and os package
The io/ioutil package has been deprecated in Go 1.16. This commit
replaces the existing io/ioutil functions with their new definitions in
io and os packages.

Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>
(cherry picked from commit c55a4ac779)
Signed-off-by: Cory Snider <csnider@mirantis.com>
2023-02-24 16:11:55 -05:00

75 lines
1.9 KiB
Go

package client // import "github.com/docker/docker/client"
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"reflect"
"strings"
"testing"
"github.com/docker/docker/api/types/container"
"github.com/docker/docker/errdefs"
)
func TestContainerTopError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ContainerTop(context.Background(), "nothing", []string{})
if !errdefs.IsSystem(err) {
t.Fatalf("expected a Server Error, got %[1]T: %[1]v", err)
}
}
func TestContainerTop(t *testing.T) {
expectedURL := "/containers/container_id/top"
expectedProcesses := [][]string{
{"p1", "p2"},
{"p3"},
}
expectedTitles := []string{"title1", "title2"}
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)
}
query := req.URL.Query()
args := query.Get("ps_args")
if args != "arg1 arg2" {
return nil, fmt.Errorf("args not set in URL query properly. Expected 'arg1 arg2', got %v", args)
}
b, err := json.Marshal(container.ContainerTopOKBody{
Processes: [][]string{
{"p1", "p2"},
{"p3"},
},
Titles: []string{"title1", "title2"},
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: io.NopCloser(bytes.NewReader(b)),
}, nil
}),
}
processList, err := client.ContainerTop(context.Background(), "container_id", []string{"arg1", "arg2"})
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(expectedProcesses, processList.Processes) {
t.Fatalf("Processes: expected %v, got %v", expectedProcesses, processList.Processes)
}
if !reflect.DeepEqual(expectedTitles, processList.Titles) {
t.Fatalf("Titles: expected %v, got %v", expectedTitles, processList.Titles)
}
}