package main import ( "fmt" "reflect" "sort" "strings" "time" "github.com/docker/docker/pkg/stringid" "github.com/go-check/check" ) func (s *DockerSuite) TestImagesEnsureImageIsListed(c *check.C) { out, _ := dockerCmd(c, "images") if !strings.Contains(out, "busybox") { c.Fatal("images should've listed busybox") } } func (s *DockerSuite) TestImagesEnsureImageWithTagIsListed(c *check.C) { _, err := buildImage("imagewithtag:v1", `FROM scratch MAINTAINER dockerio1`, true) c.Assert(err, check.IsNil) _, err = buildImage("imagewithtag:v2", `FROM scratch MAINTAINER dockerio1`, true) c.Assert(err, check.IsNil) out, _ := dockerCmd(c, "images", "imagewithtag:v1") if !strings.Contains(out, "imagewithtag") || !strings.Contains(out, "v1") || strings.Contains(out, "v2") { c.Fatal("images should've listed imagewithtag:v1 and not imagewithtag:v2") } out, _ = dockerCmd(c, "images", "imagewithtag") if !strings.Contains(out, "imagewithtag") || !strings.Contains(out, "v1") || !strings.Contains(out, "v2") { c.Fatal("images should've listed imagewithtag:v1 and imagewithtag:v2") } } func (s *DockerSuite) TestImagesEnsureImageWithBadTagIsNotListed(c *check.C) { out, _ := dockerCmd(c, "images", "busybox:nonexistent") if strings.Contains(out, "busybox") { c.Fatal("images should not have listed busybox") } } func (s *DockerSuite) TestImagesOrderedByCreationDate(c *check.C) { id1, err := buildImage("order:test_a", `FROM scratch MAINTAINER dockerio1`, true) if err != nil { c.Fatal(err) } time.Sleep(1 * time.Second) id2, err := buildImage("order:test_c", `FROM scratch MAINTAINER dockerio2`, true) if err != nil { c.Fatal(err) } time.Sleep(1 * time.Second) id3, err := buildImage("order:test_b", `FROM scratch MAINTAINER dockerio3`, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "images", "-q", "--no-trunc") imgs := strings.Split(out, "\n") if imgs[0] != id3 { c.Fatalf("First image must be %s, got %s", id3, imgs[0]) } if imgs[1] != id2 { c.Fatalf("Second image must be %s, got %s", id2, imgs[1]) } if imgs[2] != id1 { c.Fatalf("Third image must be %s, got %s", id1, imgs[2]) } } func (s *DockerSuite) TestImagesErrorWithInvalidFilterNameTest(c *check.C) { out, _, err := dockerCmdWithError("images", "-f", "FOO=123") if err == nil || !strings.Contains(out, "Invalid filter") { c.Fatalf("error should occur when listing images with invalid filter name FOO, %s", out) } } func (s *DockerSuite) TestImagesFilterLabel(c *check.C) { imageName1 := "images_filter_test1" imageName2 := "images_filter_test2" imageName3 := "images_filter_test3" image1ID, err := buildImage(imageName1, `FROM scratch LABEL match me`, true) if err != nil { c.Fatal(err) } image2ID, err := buildImage(imageName2, `FROM scratch LABEL match="me too"`, true) if err != nil { c.Fatal(err) } image3ID, err := buildImage(imageName3, `FROM scratch LABEL nomatch me`, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "images", "--no-trunc", "-q", "-f", "label=match") out = strings.TrimSpace(out) if (!strings.Contains(out, image1ID) && !strings.Contains(out, image2ID)) || strings.Contains(out, image3ID) { c.Fatalf("Expected ids %s,%s got %s", image1ID, image2ID, out) } out, _ = dockerCmd(c, "images", "--no-trunc", "-q", "-f", "label=match=me too") out = strings.TrimSpace(out) if out != image2ID { c.Fatalf("Expected %s got %s", image2ID, out) } } func (s *DockerSuite) TestImagesFilterSpaceTrimCase(c *check.C) { imageName := "images_filter_test" buildImage(imageName, `FROM scratch RUN touch /test/foo RUN touch /test/bar RUN touch /test/baz`, true) filters := []string{ "dangling=true", "Dangling=true", " dangling=true", "dangling=true ", "dangling = true", } imageListings := make([][]string, 5, 5) for idx, filter := range filters { out, _ := dockerCmd(c, "images", "-q", "-f", filter) listing := strings.Split(out, "\n") sort.Strings(listing) imageListings[idx] = listing } for idx, listing := range imageListings { if idx < 4 && !reflect.DeepEqual(listing, imageListings[idx+1]) { for idx, errListing := range imageListings { fmt.Printf("out %d", idx) for _, image := range errListing { fmt.Print(image) } fmt.Print("") } c.Fatalf("All output must be the same") } } } func (s *DockerSuite) TestImagesEnsureDanglingImageOnlyListedOnce(c *check.C) { // create container 1 out, _ := dockerCmd(c, "run", "-d", "busybox", "true") containerID1 := strings.TrimSpace(out) // tag as foobox out, _ = dockerCmd(c, "commit", containerID1, "foobox") imageID := stringid.TruncateID(strings.TrimSpace(out)) // overwrite the tag, making the previous image dangling dockerCmd(c, "tag", "-f", "busybox", "foobox") out, _ = dockerCmd(c, "images", "-q", "-f", "dangling=true") if e, a := 1, strings.Count(out, imageID); e != a { c.Fatalf("expected 1 dangling image, got %d: %s", a, out) } }