mirror of
https://github.com/amir20/dozzle.git
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260 lines
8.3 KiB
Go
260 lines
8.3 KiB
Go
package docker
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import (
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"bytes"
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"context"
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"encoding/binary"
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"errors"
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"io"
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"time"
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"testing"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/container"
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"github.com/docker/docker/api/types/system"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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)
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type mockedProxy struct {
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mock.Mock
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DockerCLI
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}
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func (m *mockedProxy) ContainerList(context.Context, container.ListOptions) ([]types.Container, error) {
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args := m.Called()
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containers, ok := args.Get(0).([]types.Container)
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if !ok && args.Get(0) != nil {
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panic("containers is not of type []types.Container")
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}
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return containers, args.Error(1)
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}
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func (m *mockedProxy) ContainerLogs(ctx context.Context, id string, options container.LogsOptions) (io.ReadCloser, error) {
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args := m.Called(ctx, id, options)
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reader, ok := args.Get(0).(io.ReadCloser)
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if !ok && args.Get(0) != nil {
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panic("reader is not of type io.ReadCloser")
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}
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return reader, args.Error(1)
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}
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func (m *mockedProxy) ContainerInspect(ctx context.Context, containerID string) (types.ContainerJSON, error) {
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args := m.Called(ctx, containerID)
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return args.Get(0).(types.ContainerJSON), args.Error(1)
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}
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func (m *mockedProxy) ContainerStats(ctx context.Context, containerID string, stream bool) (container.StatsResponseReader, error) {
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return container.StatsResponseReader{}, nil
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}
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func (m *mockedProxy) ContainerStart(ctx context.Context, containerID string, options container.StartOptions) error {
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args := m.Called(ctx, containerID, options)
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err := args.Get(0)
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if err != nil {
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return args.Error(0)
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}
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return nil
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}
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func (m *mockedProxy) ContainerStop(ctx context.Context, containerID string, options container.StopOptions) error {
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args := m.Called(ctx, containerID, options)
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err := args.Get(0)
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if err != nil {
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return args.Error(0)
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}
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return nil
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}
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func (m *mockedProxy) ContainerRestart(ctx context.Context, containerID string, options container.StopOptions) error {
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args := m.Called(ctx, containerID, options)
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err := args.Get(0)
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if err != nil {
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return args.Error(0)
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}
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return nil
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}
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func Test_dockerClient_ListContainers_null(t *testing.T) {
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proxy := new(mockedProxy)
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proxy.On("ContainerList", mock.Anything, mock.Anything).Return(nil, nil)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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list, err := client.ListContainers(context.Background(), ContainerFilter{})
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assert.Empty(t, list, "list should be empty")
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require.NoError(t, err, "error should not return an error.")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ListContainers_error(t *testing.T) {
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proxy := new(mockedProxy)
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proxy.On("ContainerList", mock.Anything, mock.Anything).Return(nil, errors.New("test"))
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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list, err := client.ListContainers(context.Background(), ContainerFilter{})
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assert.Nil(t, list, "list should be nil")
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require.Error(t, err, "test.")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ListContainers_happy(t *testing.T) {
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containers := []types.Container{
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{
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ID: "abcdefghijklmnopqrst",
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Names: []string{"/z_test_container"},
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},
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{
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ID: "1234567890_abcxyzdef",
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Names: []string{"/a_test_container"},
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},
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}
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proxy := new(mockedProxy)
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proxy.On("ContainerList", mock.Anything, mock.Anything).Return(containers, nil)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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list, err := client.ListContainers(context.Background(), ContainerFilter{})
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require.NoError(t, err, "error should not return an error.")
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Ids := []string{"1234567890_a", "abcdefghijkl"}
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for i, container := range list {
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assert.Equal(t, container.ID, Ids[i])
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}
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ContainerLogs_happy(t *testing.T) {
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id := "123456"
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proxy := new(mockedProxy)
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expected := "INFO Testing logs..."
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b := make([]byte, 8)
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binary.BigEndian.PutUint32(b[4:], uint32(len(expected)))
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b = append(b, []byte(expected)...)
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reader := io.NopCloser(bytes.NewReader(b))
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since := time.Date(2021, time.January, 1, 0, 0, 0, 0, time.UTC)
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options := container.LogsOptions{
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ShowStdout: true,
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ShowStderr: true,
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Follow: true,
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Tail: "100",
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Timestamps: true,
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Since: "2020-12-31T23:59:59.95Z"}
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proxy.On("ContainerLogs", mock.Anything, id, options).Return(reader, nil)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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logReader, _ := client.ContainerLogs(context.Background(), id, since, STDALL)
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actual, _ := io.ReadAll(logReader)
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assert.Equal(t, string(b), string(actual), "message doesn't match expected")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ContainerLogs_error(t *testing.T) {
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id := "123456"
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proxy := new(mockedProxy)
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proxy.On("ContainerLogs", mock.Anything, id, mock.Anything).Return(nil, errors.New("test"))
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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reader, err := client.ContainerLogs(context.Background(), id, time.Time{}, STDALL)
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assert.Nil(t, reader, "reader should be nil")
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assert.Error(t, err, "error should have been returned")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_FindContainer_happy(t *testing.T) {
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proxy := new(mockedProxy)
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state := &types.ContainerState{Status: "running", StartedAt: time.Now().Format(time.RFC3339Nano)}
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json := types.ContainerJSON{ContainerJSONBase: &types.ContainerJSONBase{ID: "abcdefghijklmnopqrst", State: state}, Config: &container.Config{Tty: false}}
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proxy.On("ContainerInspect", mock.Anything, "abcdefghijkl").Return(json, nil)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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container, err := client.FindContainer(context.Background(), "abcdefghijkl")
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require.NoError(t, err, "error should not be thrown")
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assert.Equal(t, container.ID, "abcdefghijkl")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_FindContainer_error(t *testing.T) {
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proxy := new(mockedProxy)
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proxy.On("ContainerInspect", mock.Anything, "not_valid").Return(types.ContainerJSON{}, errors.New("not found"))
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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_, err := client.FindContainer(context.Background(), "not_valid")
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require.Error(t, err, "error should be thrown")
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ContainerActions_happy(t *testing.T) {
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proxy := new(mockedProxy)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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state := &types.ContainerState{Status: "running", StartedAt: time.Now().Format(time.RFC3339Nano)}
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json := types.ContainerJSON{ContainerJSONBase: &types.ContainerJSONBase{ID: "abcdefghijkl", State: state}, Config: &container.Config{Tty: false}}
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proxy.On("ContainerInspect", mock.Anything, "abcdefghijkl").Return(json, nil)
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proxy.On("ContainerStart", mock.Anything, "abcdefghijkl", mock.Anything).Return(nil)
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proxy.On("ContainerStop", mock.Anything, "abcdefghijkl", mock.Anything).Return(nil)
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proxy.On("ContainerRestart", mock.Anything, "abcdefghijkl", mock.Anything).Return(nil)
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container, err := client.FindContainer(context.Background(), "abcdefghijkl")
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require.NoError(t, err, "error should not be thrown")
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assert.Equal(t, container.ID, "abcdefghijkl")
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actions := []string{"start", "stop", "restart"}
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for _, action := range actions {
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err := client.ContainerActions(context.Background(), ContainerAction(action), container.ID)
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require.NoError(t, err, "error should not be thrown")
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assert.Equal(t, err, nil)
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}
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proxy.AssertExpectations(t)
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}
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func Test_dockerClient_ContainerActions_error(t *testing.T) {
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proxy := new(mockedProxy)
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client := &httpClient{proxy, Host{ID: "localhost"}, system.Info{}}
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proxy.On("ContainerInspect", mock.Anything, "random-id").Return(types.ContainerJSON{}, errors.New("not found"))
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proxy.On("ContainerStart", mock.Anything, mock.Anything, mock.Anything).Return(errors.New("test"))
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proxy.On("ContainerStop", mock.Anything, mock.Anything, mock.Anything).Return(errors.New("test"))
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proxy.On("ContainerRestart", mock.Anything, mock.Anything, mock.Anything).Return(errors.New("test"))
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container, err := client.FindContainer(context.Background(), "random-id")
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require.Error(t, err, "error should be thrown")
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actions := []string{"start", "stop", "restart"}
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for _, action := range actions {
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err := client.ContainerActions(context.Background(), ContainerAction(action), container.ID)
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require.Error(t, err, "error should be thrown")
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assert.Error(t, err, "error should have been returned")
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}
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proxy.AssertExpectations(t)
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}
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