package container // import "github.com/docker/docker/integration/container" import ( "context" "encoding/json" "io" "testing" "time" "github.com/docker/docker/api/types" "github.com/docker/docker/integration/internal/container" "gotest.tools/v3/assert" is "gotest.tools/v3/assert/cmp" "gotest.tools/v3/poll" "gotest.tools/v3/skip" ) func TestStats(t *testing.T) { skip.If(t, testEnv.DaemonInfo.CgroupDriver == "none") skip.If(t, !testEnv.DaemonInfo.MemoryLimit) defer setupTest(t)() client := testEnv.APIClient() ctx := context.Background() info, err := client.Info(ctx) assert.NilError(t, err) cID := container.Run(ctx, t, client) poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond)) resp, err := client.ContainerStats(ctx, cID, false) assert.NilError(t, err) defer resp.Body.Close() var v *types.Stats err = json.NewDecoder(resp.Body).Decode(&v) assert.NilError(t, err) assert.Check(t, is.Equal(int64(v.MemoryStats.Limit), info.MemTotal)) err = json.NewDecoder(resp.Body).Decode(&v) assert.Assert(t, is.ErrorContains(err, ""), io.EOF) }