github.com/zhouyu0/docker-note@v0.0.0-20190722021225-b8d3825084db/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/ioutil" 9 "net/http" 10 "strings" 11 "testing" 12 13 "github.com/docker/docker/api/types" 14 "github.com/pkg/errors" 15 ) 16 17 func TestContainerInspectError(t *testing.T) { 18 client := &Client{ 19 client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), 20 } 21 22 _, err := client.ContainerInspect(context.Background(), "nothing") 23 if err == nil || err.Error() != "Error response from daemon: Server error" { 24 t.Fatalf("expected a Server Error, got %v", err) 25 } 26 } 27 28 func TestContainerInspectContainerNotFound(t *testing.T) { 29 client := &Client{ 30 client: newMockClient(errorMock(http.StatusNotFound, "Server error")), 31 } 32 33 _, err := client.ContainerInspect(context.Background(), "unknown") 34 if err == nil || !IsErrNotFound(err) { 35 t.Fatalf("expected a containerNotFound error, got %v", err) 36 } 37 } 38 39 func TestContainerInspectWithEmptyID(t *testing.T) { 40 client := &Client{ 41 client: newMockClient(func(req *http.Request) (*http.Response, error) { 42 return nil, errors.New("should not make request") 43 }), 44 } 45 _, _, err := client.ContainerInspectWithRaw(context.Background(), "", true) 46 if !IsErrNotFound(err) { 47 t.Fatalf("Expected NotFoundError, got %v", err) 48 } 49 } 50 51 func TestContainerInspect(t *testing.T) { 52 expectedURL := "/containers/container_id/json" 53 client := &Client{ 54 client: newMockClient(func(req *http.Request) (*http.Response, error) { 55 if !strings.HasPrefix(req.URL.Path, expectedURL) { 56 return nil, fmt.Errorf("Expected URL '%s', got '%s'", expectedURL, req.URL) 57 } 58 content, err := json.Marshal(types.ContainerJSON{ 59 ContainerJSONBase: &types.ContainerJSONBase{ 60 ID: "container_id", 61 Image: "image", 62 Name: "name", 63 }, 64 }) 65 if err != nil { 66 return nil, err 67 } 68 return &http.Response{ 69 StatusCode: http.StatusOK, 70 Body: ioutil.NopCloser(bytes.NewReader(content)), 71 }, nil 72 }), 73 } 74 75 r, err := client.ContainerInspect(context.Background(), "container_id") 76 if err != nil { 77 t.Fatal(err) 78 } 79 if r.ID != "container_id" { 80 t.Fatalf("expected `container_id`, got %s", r.ID) 81 } 82 if r.Image != "image" { 83 t.Fatalf("expected `image`, got %s", r.Image) 84 } 85 if r.Name != "name" { 86 t.Fatalf("expected `name`, got %s", r.Name) 87 } 88 } 89 90 func TestContainerInspectNode(t *testing.T) { 91 client := &Client{ 92 client: newMockClient(func(req *http.Request) (*http.Response, error) { 93 content, err := json.Marshal(types.ContainerJSON{ 94 ContainerJSONBase: &types.ContainerJSONBase{ 95 ID: "container_id", 96 Image: "image", 97 Name: "name", 98 Node: &types.ContainerNode{ 99 ID: "container_node_id", 100 Addr: "container_node", 101 Labels: map[string]string{"foo": "bar"}, 102 }, 103 }, 104 }) 105 if err != nil { 106 return nil, err 107 } 108 return &http.Response{ 109 StatusCode: http.StatusOK, 110 Body: ioutil.NopCloser(bytes.NewReader(content)), 111 }, nil 112 }), 113 } 114 115 r, err := client.ContainerInspect(context.Background(), "container_id") 116 if err != nil { 117 t.Fatal(err) 118 } 119 if r.ID != "container_id" { 120 t.Fatalf("expected `container_id`, got %s", r.ID) 121 } 122 if r.Image != "image" { 123 t.Fatalf("expected `image`, got %s", r.Image) 124 } 125 if r.Name != "name" { 126 t.Fatalf("expected `name`, got %s", r.Name) 127 } 128 if r.Node.ID != "container_node_id" { 129 t.Fatalf("expected `container_node_id`, got %s", r.Node.ID) 130 } 131 if r.Node.Addr != "container_node" { 132 t.Fatalf("expected `container_node`, got %s", r.Node.Addr) 133 } 134 foo, ok := r.Node.Labels["foo"] 135 if foo != "bar" || !ok { 136 t.Fatalf("expected `bar` for label `foo`") 137 } 138 }