зеркало из https://github.com/microsoft/docker.git
459 строки
10 KiB
Go
459 строки
10 KiB
Go
package docker
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import (
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"github.com/dotcloud/docker"
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"github.com/dotcloud/docker/utils"
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"io/ioutil"
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"strings"
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"testing"
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)
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func TestImageTagImageDelete(t *testing.T) {
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eng := NewTestEngine(t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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srv := mkServerFromEngine(eng, t)
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initialImages, err := srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", unitTestImageName, "utest", "tag1").Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", unitTestImageName, "utest/docker", "tag2").Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", unitTestImageName, "utest:5000/docker", "tag3").Run(); err != nil {
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t.Fatal(err)
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}
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images, err := srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != len(initialImages[0].RepoTags)+3 {
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t.Errorf("Expected %d images, %d found", len(initialImages)+3, len(images))
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}
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if _, err := srv.ImageDelete("utest/docker:tag2", true); err != nil {
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t.Fatal(err)
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}
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images, err = srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != len(initialImages[0].RepoTags)+2 {
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t.Errorf("Expected %d images, %d found", len(initialImages)+2, len(images))
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}
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if _, err := srv.ImageDelete("utest:5000/docker:tag3", true); err != nil {
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t.Fatal(err)
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}
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images, err = srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != len(initialImages[0].RepoTags)+1 {
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t.Errorf("Expected %d images, %d found", len(initialImages)+1, len(images))
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}
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if _, err := srv.ImageDelete("utest:tag1", true); err != nil {
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t.Fatal(err)
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}
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images, err = srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images) != len(initialImages) {
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t.Errorf("Expected %d image, %d found", len(initialImages), len(images))
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}
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}
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func TestCreateRm(t *testing.T) {
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eng := NewTestEngine(t)
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srv := mkServerFromEngine(eng, t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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config, _, _, err := docker.ParseRun([]string{unitTestImageID, "echo test"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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id := createTestContainer(eng, config, t)
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 1 {
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t.Errorf("Expected 1 container, %v found", len(c))
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}
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if err = srv.ContainerDestroy(id, true, false); err != nil {
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t.Fatal(err)
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}
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 0 {
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t.Errorf("Expected 0 container, %v found", len(c))
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}
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}
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func TestCreateRmVolumes(t *testing.T) {
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eng := NewTestEngine(t)
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srv := mkServerFromEngine(eng, t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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config, hostConfig, _, err := docker.ParseRun([]string{"-v", "/srv", unitTestImageID, "echo", "test"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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id := createTestContainer(eng, config, t)
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 1 {
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t.Errorf("Expected 1 container, %v found", len(c))
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}
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job := eng.Job("start", id)
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if err := job.ImportEnv(hostConfig); err != nil {
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t.Fatal(err)
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}
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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job = eng.Job("stop", id)
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job.SetenvInt("t", 1)
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err = srv.ContainerDestroy(id, true, false); err != nil {
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t.Fatal(err)
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}
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 0 {
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t.Errorf("Expected 0 container, %v found", len(c))
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}
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}
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func TestCommit(t *testing.T) {
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eng := NewTestEngine(t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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config, _, _, err := docker.ParseRun([]string{unitTestImageID, "/bin/cat"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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id := createTestContainer(eng, config, t)
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job := eng.Job("commit", id)
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job.Setenv("repo", "testrepo")
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job.Setenv("tag", "testtag")
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job.SetenvJson("config", config)
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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}
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func TestCreateStartRestartStopStartKillRm(t *testing.T) {
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eng := NewTestEngine(t)
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srv := mkServerFromEngine(eng, t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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config, hostConfig, _, err := docker.ParseRun([]string{"-i", unitTestImageID, "/bin/cat"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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id := createTestContainer(eng, config, t)
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 1 {
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t.Errorf("Expected 1 container, %v found", len(c))
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}
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job := eng.Job("start", id)
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if err := job.ImportEnv(hostConfig); err != nil {
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t.Fatal(err)
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}
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err := srv.ContainerRestart(id, 15); err != nil {
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t.Fatal(err)
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}
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job = eng.Job("stop", id)
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job.SetenvInt("t", 15)
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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job = eng.Job("start", id)
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if err := job.ImportEnv(hostConfig); err != nil {
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t.Fatal(err)
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}
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("kill", id).Run(); err != nil {
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t.Fatal(err)
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}
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// FIXME: this failed once with a race condition ("Unable to remove filesystem for xxx: directory not empty")
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if err := srv.ContainerDestroy(id, true, false); err != nil {
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t.Fatal(err)
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}
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if c := srv.Containers(true, false, -1, "", ""); len(c) != 0 {
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t.Errorf("Expected 0 container, %v found", len(c))
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}
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}
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func TestRunWithTooLowMemoryLimit(t *testing.T) {
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eng := NewTestEngine(t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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// Try to create a container with a memory limit of 1 byte less than the minimum allowed limit.
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job := eng.Job("create")
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job.Setenv("Image", unitTestImageID)
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job.Setenv("Memory", "524287")
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job.Setenv("CpuShares", "1000")
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job.SetenvList("Cmd", []string{"/bin/cat"})
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var id string
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job.Stdout.AddString(&id)
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if err := job.Run(); err == nil {
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t.Errorf("Memory limit is smaller than the allowed limit. Container creation should've failed!")
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}
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}
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func TestRmi(t *testing.T) {
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eng := NewTestEngine(t)
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srv := mkServerFromEngine(eng, t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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initialImages, err := srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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config, hostConfig, _, err := docker.ParseRun([]string{unitTestImageID, "echo", "test"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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containerID := createTestContainer(eng, config, t)
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//To remove
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job := eng.Job("start", containerID)
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if err := job.ImportEnv(hostConfig); err != nil {
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t.Fatal(err)
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}
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("wait", containerID).Run(); err != nil {
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t.Fatal(err)
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}
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job = eng.Job("commit", containerID)
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job.Setenv("repo", "test")
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var imageID string
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job.Stdout.AddString(&imageID)
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", imageID, "test", "0.1").Run(); err != nil {
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t.Fatal(err)
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}
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containerID = createTestContainer(eng, config, t)
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//To remove
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job = eng.Job("start", containerID)
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if err := job.ImportEnv(hostConfig); err != nil {
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t.Fatal(err)
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}
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("wait", containerID).Run(); err != nil {
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t.Fatal(err)
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}
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job = eng.Job("commit", containerID)
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job.Setenv("repo", "test")
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if err := job.Run(); err != nil {
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t.Fatal(err)
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}
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images, err := srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images)-len(initialImages) != 2 {
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t.Fatalf("Expected 2 new images, found %d.", len(images)-len(initialImages))
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}
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_, err = srv.ImageDelete(imageID, true)
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if err != nil {
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t.Fatal(err)
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}
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images, err = srv.Images(false, "")
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if err != nil {
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t.Fatal(err)
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}
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if len(images)-len(initialImages) != 1 {
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t.Fatalf("Expected 1 new image, found %d.", len(images)-len(initialImages))
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}
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for _, image := range images {
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if strings.Contains(unitTestImageID, image.ID) {
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continue
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}
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if image.RepoTags[0] == "<none>:<none>" {
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t.Fatalf("Expected tagged image, got untagged one.")
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}
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}
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}
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func TestImagesFilter(t *testing.T) {
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eng := NewTestEngine(t)
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defer nuke(mkRuntimeFromEngine(eng, t))
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srv := mkServerFromEngine(eng, t)
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if err := eng.Job("tag", unitTestImageName, "utest", "tag1").Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", unitTestImageName, "utest/docker", "tag2").Run(); err != nil {
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t.Fatal(err)
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}
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if err := eng.Job("tag", unitTestImageName, "utest:5000/docker", "tag3").Run(); err != nil {
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t.Fatal(err)
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}
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images, err := srv.Images(false, "utest*/*")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != 2 {
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t.Fatal("incorrect number of matches returned")
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}
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images, err = srv.Images(false, "utest")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != 1 {
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t.Fatal("incorrect number of matches returned")
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}
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images, err = srv.Images(false, "utest*")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != 1 {
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t.Fatal("incorrect number of matches returned")
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}
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images, err = srv.Images(false, "*5000*/*")
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if err != nil {
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t.Fatal(err)
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}
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if len(images[0].RepoTags) != 1 {
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t.Fatal("incorrect number of matches returned")
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}
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}
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func TestImageInsert(t *testing.T) {
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eng := NewTestEngine(t)
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defer mkRuntimeFromEngine(eng, t).Nuke()
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srv := mkServerFromEngine(eng, t)
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sf := utils.NewStreamFormatter(true)
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// bad image name fails
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if err := srv.ImageInsert("foo", "https://www.docker.io/static/img/docker-top-logo.png", "/foo", ioutil.Discard, sf); err == nil {
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t.Fatal("expected an error and got none")
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}
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// bad url fails
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if err := srv.ImageInsert(unitTestImageID, "http://bad_host_name_that_will_totally_fail.com/", "/foo", ioutil.Discard, sf); err == nil {
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t.Fatal("expected an error and got none")
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}
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// success returns nil
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if err := srv.ImageInsert(unitTestImageID, "https://www.docker.io/static/img/docker-top-logo.png", "/foo", ioutil.Discard, sf); err != nil {
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t.Fatalf("expected no error, but got %v", err)
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}
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}
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// Regression test for being able to untag an image with an existing
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// container
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func TestDeleteTagWithExistingContainers(t *testing.T) {
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eng := NewTestEngine(t)
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defer nuke(mkRuntimeFromEngine(eng, t))
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srv := mkServerFromEngine(eng, t)
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// Tag the image
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if err := eng.Job("tag", unitTestImageID, "utest", "tag1").Run(); err != nil {
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t.Fatal(err)
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}
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// Create a container from the image
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config, _, _, err := docker.ParseRun([]string{unitTestImageID, "echo test"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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id := createNamedTestContainer(eng, config, t, "testingtags")
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if id == "" {
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t.Fatal("No id returned")
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}
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containers := srv.Containers(true, false, -1, "", "")
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if len(containers) != 1 {
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t.Fatalf("Expected 1 container got %d", len(containers))
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}
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// Try to remove the tag
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imgs, err := srv.ImageDelete("utest:tag1", true)
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if err != nil {
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t.Fatal(err)
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}
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if len(imgs) != 1 {
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t.Fatalf("Should only have deleted one untag %d", len(imgs))
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}
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untag := imgs[0]
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if untag.Untagged != unitTestImageID {
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t.Fatalf("Expected %s got %s", unitTestImageID, untag.Untagged)
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}
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}
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