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 TestContainerCommitError(t *testing.T) { client := &Client{ client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")), } _, err := client.ContainerCommit(context.Background(), "nothing", types.ContainerCommitOptions{}) if err == nil || err.Error() != "Error response from daemon: Server error" { t.Fatalf("expected a Server Error, got %v", err) } } func TestContainerCommit(t *testing.T) { expectedURL := "/commit" expectedContainerID := "container_id" specifiedReference := "repository_name:tag" expectedRepositoryName := "repository_name" expectedTag := "tag" expectedComment := "comment" expectedAuthor := "author" expectedChanges := []string{"change1", "change2"} 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() containerID := query.Get("container") if containerID != expectedContainerID { return nil, fmt.Errorf("container id not set in URL query properly. Expected '%s', got %s", expectedContainerID, containerID) } repo := query.Get("repo") if repo != expectedRepositoryName { return nil, fmt.Errorf("container repo not set in URL query properly. Expected '%s', got %s", expectedRepositoryName, repo) } tag := query.Get("tag") if tag != expectedTag { return nil, fmt.Errorf("container tag not set in URL query properly. Expected '%s', got %s'", expectedTag, tag) } comment := query.Get("comment") if comment != expectedComment { return nil, fmt.Errorf("container comment not set in URL query properly. Expected '%s', got %s'", expectedComment, comment) } author := query.Get("author") if author != expectedAuthor { return nil, fmt.Errorf("container author not set in URL query properly. Expected '%s', got %s'", expectedAuthor, author) } pause := query.Get("pause") if pause != "0" { return nil, fmt.Errorf("container pause not set in URL query properly. Expected 'true', got %v'", pause) } changes := query["changes"] if len(changes) != len(expectedChanges) { return nil, fmt.Errorf("expected container changes size to be '%d', got %d", len(expectedChanges), len(changes)) } b, err := json.Marshal(types.ContainerCommitResponse{ ID: "new_container_id", }) if err != nil { return nil, err } return &http.Response{ StatusCode: http.StatusOK, Body: ioutil.NopCloser(bytes.NewReader(b)), }, nil }), } r, err := client.ContainerCommit(context.Background(), expectedContainerID, types.ContainerCommitOptions{ Reference: specifiedReference, Comment: expectedComment, Author: expectedAuthor, Changes: expectedChanges, Pause: false, }) if err != nil { t.Fatal(err) } if r.ID != "new_container_id" { t.Fatalf("expected `container_id`, got %s", r.ID) } }