| package main |
| |
| import ( |
| "os" |
| "os/exec" |
| "strings" |
| "testing" |
| ) |
| |
| // export an image and try to import it into a new one |
| func TestExportContainerAndImportImage(t *testing.T) { |
| runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| t.Fatal("failed to create a container", out, err) |
| } |
| |
| cleanedContainerID := stripTrailingCharacters(out) |
| |
| inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) |
| out, _, err = runCommandWithOutput(inspectCmd) |
| if err != nil { |
| t.Fatalf("output should've been a container id: %s %s ", cleanedContainerID, err) |
| } |
| |
| exportCmd := exec.Command(dockerBinary, "export", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(exportCmd); err != nil { |
| t.Fatalf("failed to export container: %s, %v", out, err) |
| } |
| |
| importCmd := exec.Command(dockerBinary, "import", "-", "repo/testexp:v1") |
| importCmd.Stdin = strings.NewReader(out) |
| out, _, err = runCommandWithOutput(importCmd) |
| if err != nil { |
| t.Fatalf("failed to import image: %s, %v", out, err) |
| } |
| |
| cleanedImageID := stripTrailingCharacters(out) |
| |
| inspectCmd = exec.Command(dockerBinary, "inspect", cleanedImageID) |
| if out, _, err = runCommandWithOutput(inspectCmd); err != nil { |
| t.Fatalf("output should've been an image id: %s, %v", out, err) |
| } |
| |
| deleteContainer(cleanedContainerID) |
| deleteImages("repo/testexp:v1") |
| |
| logDone("export - export a container") |
| logDone("import - import an image") |
| } |
| |
| // Used to test output flag in the export command |
| func TestExportContainerWithOutputAndImportImage(t *testing.T) { |
| runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true") |
| out, _, err := runCommandWithOutput(runCmd) |
| if err != nil { |
| t.Fatal("failed to create a container", out, err) |
| } |
| |
| cleanedContainerID := stripTrailingCharacters(out) |
| |
| inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) |
| out, _, err = runCommandWithOutput(inspectCmd) |
| if err != nil { |
| t.Fatalf("output should've been a container id: %s %s ", cleanedContainerID, err) |
| } |
| |
| exportCmd := exec.Command(dockerBinary, "export", "--output=testexp.tar", cleanedContainerID) |
| if out, _, err = runCommandWithOutput(exportCmd); err != nil { |
| t.Fatalf("failed to export container: %s, %v", out, err) |
| } |
| |
| out, _, err = runCommandWithOutput(exec.Command("cat", "testexp.tar")) |
| if err != nil { |
| t.Fatal(out, err) |
| } |
| |
| importCmd := exec.Command(dockerBinary, "import", "-", "repo/testexp:v1") |
| importCmd.Stdin = strings.NewReader(out) |
| out, _, err = runCommandWithOutput(importCmd) |
| if err != nil { |
| t.Fatalf("failed to import image: %s, %v", out, err) |
| } |
| |
| cleanedImageID := stripTrailingCharacters(out) |
| |
| inspectCmd = exec.Command(dockerBinary, "inspect", cleanedImageID) |
| if out, _, err = runCommandWithOutput(inspectCmd); err != nil { |
| t.Fatalf("output should've been an image id: %s, %v", out, err) |
| } |
| |
| deleteContainer(cleanedContainerID) |
| deleteImages("repo/testexp:v1") |
| |
| os.Remove("/tmp/testexp.tar") |
| |
| logDone("export - export a container with output flag") |
| logDone("import - import an image with output flag") |
| } |