github.com/zhouyu0/docker-note@v0.0.0-20190722021225-b8d3825084db/client/service_inspect_test.go (about)

     1  package client // import "github.com/docker/docker/client"
     2  
     3  import (
     4  	"bytes"
     5  	"context"
     6  	"encoding/json"
     7  	"fmt"
     8  	"io/ioutil"
     9  	"net/http"
    10  	"strings"
    11  	"testing"
    12  
    13  	"github.com/docker/docker/api/types"
    14  	"github.com/docker/docker/api/types/swarm"
    15  	"github.com/pkg/errors"
    16  )
    17  
    18  func TestServiceInspectError(t *testing.T) {
    19  	client := &Client{
    20  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    21  	}
    22  
    23  	_, _, err := client.ServiceInspectWithRaw(context.Background(), "nothing", types.ServiceInspectOptions{})
    24  	if err == nil || err.Error() != "Error response from daemon: Server error" {
    25  		t.Fatalf("expected a Server Error, got %v", err)
    26  	}
    27  }
    28  
    29  func TestServiceInspectServiceNotFound(t *testing.T) {
    30  	client := &Client{
    31  		client: newMockClient(errorMock(http.StatusNotFound, "Server error")),
    32  	}
    33  
    34  	_, _, err := client.ServiceInspectWithRaw(context.Background(), "unknown", types.ServiceInspectOptions{})
    35  	if err == nil || !IsErrNotFound(err) {
    36  		t.Fatalf("expected a serviceNotFoundError error, got %v", err)
    37  	}
    38  }
    39  
    40  func TestServiceInspectWithEmptyID(t *testing.T) {
    41  	client := &Client{
    42  		client: newMockClient(func(req *http.Request) (*http.Response, error) {
    43  			return nil, errors.New("should not make request")
    44  		}),
    45  	}
    46  	_, _, err := client.ServiceInspectWithRaw(context.Background(), "", types.ServiceInspectOptions{})
    47  	if !IsErrNotFound(err) {
    48  		t.Fatalf("Expected NotFoundError, got %v", err)
    49  	}
    50  }
    51  
    52  func TestServiceInspect(t *testing.T) {
    53  	expectedURL := "/services/service_id"
    54  	client := &Client{
    55  		client: newMockClient(func(req *http.Request) (*http.Response, error) {
    56  			if !strings.HasPrefix(req.URL.Path, expectedURL) {
    57  				return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
    58  			}
    59  			content, err := json.Marshal(swarm.Service{
    60  				ID: "service_id",
    61  			})
    62  			if err != nil {
    63  				return nil, err
    64  			}
    65  			return &http.Response{
    66  				StatusCode: http.StatusOK,
    67  				Body:       ioutil.NopCloser(bytes.NewReader(content)),
    68  			}, nil
    69  		}),
    70  	}
    71  
    72  	serviceInspect, _, err := client.ServiceInspectWithRaw(context.Background(), "service_id", types.ServiceInspectOptions{})
    73  	if err != nil {
    74  		t.Fatal(err)
    75  	}
    76  	if serviceInspect.ID != "service_id" {
    77  		t.Fatalf("expected `service_id`, got %s", serviceInspect.ID)
    78  	}
    79  }