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moby--moby/client/container_inspect_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"
"golang.org/x/net/context"
)
func TestContainerInspectError(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
}
_, err := client.ContainerInspect(context.Background(), "nothing")
if err == nil || err.Error() != "Error response from daemon: Server error" {
t.Fatalf("expected a Server Error, got %v", err)
}
}
func TestContainerInspectContainerNotFound(t *testing.T) {
client := &Client{
client: newMockClient(errorMock(http.StatusNotFound, "Server error")),
}
_, err := client.ContainerInspect(context.Background(), "unknown")
if err == nil || !IsErrContainerNotFound(err) {
t.Fatalf("expected a containerNotFound error, got %v", err)
}
}
func TestContainerInspect(t *testing.T) {
expectedURL := "/containers/container_id/json"
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)
}
content, err := json.Marshal(types.ContainerJSON{
ContainerJSONBase: &types.ContainerJSONBase{
ID: "container_id",
Image: "image",
Name: "name",
},
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader(content)),
}, nil
}),
}
r, err := client.ContainerInspect(context.Background(), "container_id")
if err != nil {
t.Fatal(err)
}
if r.ID != "container_id" {
t.Fatalf("expected `container_id`, got %s", r.ID)
}
if r.Image != "image" {
t.Fatalf("expected `image`, got %s", r.ID)
}
if r.Name != "name" {
t.Fatalf("expected `name`, got %s", r.ID)
}
}
func TestContainerInspectNode(t *testing.T) {
client := &Client{
client: newMockClient(func(req *http.Request) (*http.Response, error) {
content, err := json.Marshal(types.ContainerJSON{
ContainerJSONBase: &types.ContainerJSONBase{
ID: "container_id",
Image: "image",
Name: "name",
Node: &types.ContainerNode{
ID: "container_node_id",
Addr: "container_node",
Labels: map[string]string{"foo": "bar"},
},
},
})
if err != nil {
return nil, err
}
return &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(bytes.NewReader(content)),
}, nil
}),
}
r, err := client.ContainerInspect(context.Background(), "container_id")
if err != nil {
t.Fatal(err)
}
if r.ID != "container_id" {
t.Fatalf("expected `container_id`, got %s", r.ID)
}
if r.Image != "image" {
t.Fatalf("expected `image`, got %s", r.ID)
}
if r.Name != "name" {
t.Fatalf("expected `name`, got %s", r.ID)
}
if r.Node.ID != "container_node_id" {
t.Fatalf("expected `container_node_id`, got %s", r.Node.ID)
}
if r.Node.Addr != "container_node" {
t.Fatalf("expected `container_node`, got %s", r.Node.Addr)
}
foo, ok := r.Node.Labels["foo"]
if foo != "bar" || !ok {
t.Fatalf("expected `bar` for label `foo`")
}
}