daemon/graphdriver/overlay/overlay_test.go

   1 // +build linux
   2
   3 package overlay
   4
   5 import (
   6         "testing"
   7
   8         "github.com/docker/docker/daemon/graphdriver"
   9         "github.com/docker/docker/daemon/graphdriver/graphtest"
  10         "github.com/docker/docker/pkg/archive"
  11 )
  12
  13 func init() {
  14         // Do not sure chroot to speed run time and allow archive
  15         // errors or hangs to be debugged directly from the test process.
  16         graphdriver.ApplyUncompressedLayer = archive.ApplyUncompressedLayer
  17 }
  18
  19 // This avoids creating a new driver for each test if all tests are run
  20 // Make sure to put new tests between TestOverlaySetup and TestOverlayTeardown
  21 func TestOverlaySetup(t *testing.T) {
  22         graphtest.GetDriver(t, "overlay")
  23 }
  24
  25 func TestOverlayCreateEmpty(t *testing.T) {
  26         graphtest.DriverTestCreateEmpty(t, "overlay")
  27 }
  28
  29 func TestOverlayCreateBase(t *testing.T) {
  30         graphtest.DriverTestCreateBase(t, "overlay")
  31 }
  32
  33 func TestOverlayCreateSnap(t *testing.T) {
  34         graphtest.DriverTestCreateSnap(t, "overlay")
  35 }
  36
  37 func TestOverlay50LayerRead(t *testing.T) {
  38         graphtest.DriverTestDeepLayerRead(t, 50, "overlay")
  39 }
  40
  41 // Fails due to bug in calculating changes after apply
  42 // likely related to https://github.com/docker/docker/issues/21555
  43 func TestOverlayDiffApply10Files(t *testing.T) {
  44         t.Skipf("Fails to compute changes after apply intermittently")
  45         graphtest.DriverTestDiffApply(t, 10, "overlay")
  46 }
  47
  48 func TestOverlayChanges(t *testing.T) {
  49         t.Skipf("Fails to compute changes intermittently")
  50         graphtest.DriverTestChanges(t, "overlay")
  51 }
  52
  53 func TestOverlayTeardown(t *testing.T) {
  54         graphtest.PutDriver(t)
  55 }
  56
  57 // Benchmarks should always setup new driver
  58
  59 func BenchmarkExists(b *testing.B) {
  60         graphtest.DriverBenchExists(b, "overlay")
  61 }
  62
  63 func BenchmarkGetEmpty(b *testing.B) {
  64         graphtest.DriverBenchGetEmpty(b, "overlay")
  65 }
  66
  67 func BenchmarkDiffBase(b *testing.B) {
  68         graphtest.DriverBenchDiffBase(b, "overlay")
  69 }
  70
  71 func BenchmarkDiffSmallUpper(b *testing.B) {
  72         graphtest.DriverBenchDiffN(b, 10, 10, "overlay")
  73 }
  74
  75 func BenchmarkDiff10KFileUpper(b *testing.B) {
  76         graphtest.DriverBenchDiffN(b, 10, 10000, "overlay")
  77 }
  78
  79 func BenchmarkDiff10KFilesBottom(b *testing.B) {
  80         graphtest.DriverBenchDiffN(b, 10000, 10, "overlay")
  81 }
  82
  83 func BenchmarkDiffApply100(b *testing.B) {
  84         graphtest.DriverBenchDiffApplyN(b, 100, "overlay")
  85 }
  86
  87 func BenchmarkDiff20Layers(b *testing.B) {
  88         graphtest.DriverBenchDeepLayerDiff(b, 20, "overlay")
  89 }
  90
  91 func BenchmarkRead20Layers(b *testing.B) {
  92         graphtest.DriverBenchDeepLayerRead(b, 20, "overlay")
  93 }