128 lines
3.5 KiB
Go
128 lines
3.5 KiB
Go
package main
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import (
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"bufio"
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"io/ioutil"
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"os"
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"os/exec"
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"regexp"
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"strings"
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"github.com/go-check/check"
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)
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func (s *DockerSuite) TestImportDisplay(c *check.C) {
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testRequires(c, DaemonIsLinux)
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out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
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cleanedContainerID := strings.TrimSpace(out)
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out, _, err := runCommandPipelineWithOutput(
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exec.Command(dockerBinary, "export", cleanedContainerID),
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exec.Command(dockerBinary, "import", "-"),
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)
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if err != nil {
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c.Errorf("import failed with errors: %v, output: %q", err, out)
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}
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if n := strings.Count(out, "\n"); n != 1 {
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c.Fatalf("display is messed up: %d '\\n' instead of 1:\n%s", n, out)
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}
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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if out != "" {
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c.Fatalf("command output should've been nothing, was %q", out)
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}
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}
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func (s *DockerSuite) TestImportBadURL(c *check.C) {
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testRequires(c, DaemonIsLinux)
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out, _, err := dockerCmdWithError("import", "http://nourl/bad")
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if err == nil {
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c.Fatal("import was supposed to fail but didn't")
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}
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if !strings.Contains(out, "dial tcp") {
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c.Fatalf("expected an error msg but didn't get one:\n%s", out)
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}
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}
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func (s *DockerSuite) TestImportFile(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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if err != nil {
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c.Fatal("failed to create temporary file", "", err)
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}
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defer os.Remove(temporaryFile.Name())
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runCmd := exec.Command(dockerBinary, "export", "test-import")
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runCmd.Stdout = bufio.NewWriter(temporaryFile)
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_, err = runCommand(runCmd)
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if err != nil {
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c.Fatal("failed to export a container", err)
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}
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out, _ := dockerCmd(c, "import", temporaryFile.Name())
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if n := strings.Count(out, "\n"); n != 1 {
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c.Fatalf("display is messed up: %d '\\n' instead of 1:\n%s", n, out)
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}
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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if out != "" {
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c.Fatalf("command output should've been nothing, was %q", out)
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}
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}
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func (s *DockerSuite) TestImportFileWithMessage(c *check.C) {
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testRequires(c, DaemonIsLinux)
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dockerCmd(c, "run", "--name", "test-import", "busybox", "true")
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temporaryFile, err := ioutil.TempFile("", "exportImportTest")
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if err != nil {
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c.Fatal("failed to create temporary file", "", err)
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}
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defer os.Remove(temporaryFile.Name())
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runCmd := exec.Command(dockerBinary, "export", "test-import")
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runCmd.Stdout = bufio.NewWriter(temporaryFile)
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_, err = runCommand(runCmd)
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if err != nil {
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c.Fatal("failed to export a container", err)
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}
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message := "Testing commit message"
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out, _ := dockerCmd(c, "import", "-m", message, temporaryFile.Name())
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if n := strings.Count(out, "\n"); n != 1 {
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c.Fatalf("display is messed up: %d '\\n' instead of 1:\n%s", n, out)
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}
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image := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "history", image)
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split := strings.Split(out, "\n")
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if len(split) != 3 {
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c.Fatalf("expected 3 lines from image history, got %d", len(split))
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}
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r := regexp.MustCompile("[\\s]{2,}")
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split = r.Split(split[1], -1)
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if message != split[3] {
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c.Fatalf("expected %s in commit message, got %s", message, split[3])
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}
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out, _ = dockerCmd(c, "run", "--rm", image, "true")
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if out != "" {
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c.Fatalf("command output should've been nothing, was %q", out)
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}
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}
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func (s *DockerSuite) TestImportFileNonExistentFile(c *check.C) {
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_, exitCode, err := dockerCmdWithError("import", "example.com/myImage.tar")
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if exitCode == 0 || err == nil {
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c.Fatalf("import non-existing file must failed")
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}
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}
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