58 lines
1.9 KiB
Go
58 lines
1.9 KiB
Go
package main
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import (
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"os/exec"
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"strings"
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"testing"
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)
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// FIXME: we need a test for pulling all aliases for an image (issue #8141)
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// pulling an image from the central registry should work
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func TestPullImageFromCentralRegistry(t *testing.T) {
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pullCmd := exec.Command(dockerBinary, "pull", "hello-world")
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if out, _, err := runCommandWithOutput(pullCmd); err != nil {
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t.Fatalf("pulling the hello-world image from the registry has failed: %s, %v", out, err)
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}
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logDone("pull - pull hello-world")
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}
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// pulling a non-existing image from the central registry should return a non-zero exit code
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func TestPullNonExistingImage(t *testing.T) {
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pullCmd := exec.Command(dockerBinary, "pull", "fooblahblah1234")
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if out, _, err := runCommandWithOutput(pullCmd); err == nil {
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t.Fatalf("expected non-zero exit status when pulling non-existing image: %s", out)
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}
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logDone("pull - pull fooblahblah1234 (non-existing image)")
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}
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// pulling an image from the central registry using official names should work
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// ensure all pulls result in the same image
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func TestPullImageOfficialNames(t *testing.T) {
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names := []string{
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"docker.io/hello-world",
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"index.docker.io/hello-world",
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"library/hello-world",
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"docker.io/library/hello-world",
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"index.docker.io/library/hello-world",
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}
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for _, name := range names {
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pullCmd := exec.Command(dockerBinary, "pull", name)
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out, exitCode, err := runCommandWithOutput(pullCmd)
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if err != nil || exitCode != 0 {
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t.Errorf("pulling the '%s' image from the registry has failed: %s", name, err)
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continue
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}
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// ensure we don't have multiple image names.
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imagesCmd := exec.Command(dockerBinary, "images")
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out, _, err = runCommandWithOutput(imagesCmd)
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if err != nil {
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t.Errorf("listing images failed with errors: %v", err)
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} else if strings.Contains(out, name) {
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t.Errorf("images should not have listed '%s'", name)
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}
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}
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logDone("pull - pull official names")
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}
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