github.com/rish1988/moby@v25.0.2+incompatible/client/container_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"
     9  	"net/http"
    10  	"strings"
    11  	"testing"
    12  
    13  	"github.com/docker/docker/api/types"
    14  	"github.com/docker/docker/errdefs"
    15  	"github.com/pkg/errors"
    16  	"gotest.tools/v3/assert"
    17  	is "gotest.tools/v3/assert/cmp"
    18  )
    19  
    20  func TestContainerInspectError(t *testing.T) {
    21  	client := &Client{
    22  		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
    23  	}
    24  
    25  	_, err := client.ContainerInspect(context.Background(), "nothing")
    26  	assert.Check(t, is.ErrorType(err, errdefs.IsSystem))
    27  }
    28  
    29  func TestContainerInspectContainerNotFound(t *testing.T) {
    30  	client := &Client{
    31  		client: newMockClient(errorMock(http.StatusNotFound, "Server error")),
    32  	}
    33  
    34  	_, err := client.ContainerInspect(context.Background(), "unknown")
    35  	assert.Check(t, is.ErrorType(err, errdefs.IsNotFound))
    36  }
    37  
    38  func TestContainerInspectWithEmptyID(t *testing.T) {
    39  	client := &Client{
    40  		client: newMockClient(func(req *http.Request) (*http.Response, error) {
    41  			return nil, errors.New("should not make request")
    42  		}),
    43  	}
    44  	_, _, err := client.ContainerInspectWithRaw(context.Background(), "", true)
    45  	assert.Check(t, is.ErrorType(err, errdefs.IsNotFound))
    46  }
    47  
    48  func TestContainerInspect(t *testing.T) {
    49  	expectedURL := "/containers/container_id/json"
    50  	client := &Client{
    51  		client: newMockClient(func(req *http.Request) (*http.Response, error) {
    52  			if !strings.HasPrefix(req.URL.Path, expectedURL) {
    53  				return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL)
    54  			}
    55  			content, err := json.Marshal(types.ContainerJSON{
    56  				ContainerJSONBase: &types.ContainerJSONBase{
    57  					ID:    "container_id",
    58  					Image: "image",
    59  					Name:  "name",
    60  				},
    61  			})
    62  			if err != nil {
    63  				return nil, err
    64  			}
    65  			return &http.Response{
    66  				StatusCode: http.StatusOK,
    67  				Body:       io.NopCloser(bytes.NewReader(content)),
    68  			}, nil
    69  		}),
    70  	}
    71  
    72  	r, err := client.ContainerInspect(context.Background(), "container_id")
    73  	if err != nil {
    74  		t.Fatal(err)
    75  	}
    76  	if r.ID != "container_id" {
    77  		t.Fatalf("expected `container_id`, got %s", r.ID)
    78  	}
    79  	if r.Image != "image" {
    80  		t.Fatalf("expected `image`, got %s", r.Image)
    81  	}
    82  	if r.Name != "name" {
    83  		t.Fatalf("expected `name`, got %s", r.Name)
    84  	}
    85  }
    86  
    87  // TestContainerInspectNode tests that the "Node" field is included in the "inspect"
    88  // output. This information is only present when connected to a Swarm standalone API.
    89  func TestContainerInspectNode(t *testing.T) {
    90  	client := &Client{
    91  		client: newMockClient(func(req *http.Request) (*http.Response, error) {
    92  			content, err := json.Marshal(types.ContainerJSON{
    93  				ContainerJSONBase: &types.ContainerJSONBase{
    94  					ID:    "container_id",
    95  					Image: "image",
    96  					Name:  "name",
    97  					Node: &types.ContainerNode{
    98  						ID:     "container_node_id",
    99  						Addr:   "container_node",
   100  						Labels: map[string]string{"foo": "bar"},
   101  					},
   102  				},
   103  			})
   104  			if err != nil {
   105  				return nil, err
   106  			}
   107  			return &http.Response{
   108  				StatusCode: http.StatusOK,
   109  				Body:       io.NopCloser(bytes.NewReader(content)),
   110  			}, nil
   111  		}),
   112  	}
   113  
   114  	r, err := client.ContainerInspect(context.Background(), "container_id")
   115  	if err != nil {
   116  		t.Fatal(err)
   117  	}
   118  	if r.ID != "container_id" {
   119  		t.Fatalf("expected `container_id`, got %s", r.ID)
   120  	}
   121  	if r.Image != "image" {
   122  		t.Fatalf("expected `image`, got %s", r.Image)
   123  	}
   124  	if r.Name != "name" {
   125  		t.Fatalf("expected `name`, got %s", r.Name)
   126  	}
   127  	if r.Node.ID != "container_node_id" {
   128  		t.Fatalf("expected `container_node_id`, got %s", r.Node.ID)
   129  	}
   130  	if r.Node.Addr != "container_node" {
   131  		t.Fatalf("expected `container_node`, got %s", r.Node.Addr)
   132  	}
   133  	foo, ok := r.Node.Labels["foo"]
   134  	if foo != "bar" || !ok {
   135  		t.Fatalf("expected `bar` for label `foo`")
   136  	}
   137  }