package formatter import ( "bytes" "fmt" "strings" "testing" "time" "github.com/docker/docker/api/types" "github.com/docker/docker/pkg/stringid" "github.com/docker/docker/pkg/testutil/assert" ) func TestImageContext(t *testing.T) { imageID := stringid.GenerateRandomID() unix := time.Now().Unix() var ctx imageContext cases := []struct { imageCtx imageContext expValue string expHeader string call func() string }{ {imageContext{ i: types.ImageSummary{ID: imageID}, trunc: true, }, stringid.TruncateID(imageID), imageIDHeader, ctx.ID}, {imageContext{ i: types.ImageSummary{ID: imageID}, trunc: false, }, imageID, imageIDHeader, ctx.ID}, {imageContext{ i: types.ImageSummary{Size: 10, VirtualSize: 10}, trunc: true, }, "10 B", sizeHeader, ctx.Size}, {imageContext{ i: types.ImageSummary{Created: unix}, trunc: true, }, time.Unix(unix, 0).String(), createdAtHeader, ctx.CreatedAt}, // FIXME // {imageContext{ // i: types.ImageSummary{Created: unix}, // trunc: true, // }, units.HumanDuration(time.Unix(unix, 0)), createdSinceHeader, ctx.CreatedSince}, {imageContext{ i: types.ImageSummary{}, repo: "busybox", }, "busybox", repositoryHeader, ctx.Repository}, {imageContext{ i: types.ImageSummary{}, tag: "latest", }, "latest", tagHeader, ctx.Tag}, {imageContext{ i: types.ImageSummary{}, digest: "sha256:d149ab53f8718e987c3a3024bb8aa0e2caadf6c0328f1d9d850b2a2a67f2819a", }, "sha256:d149ab53f8718e987c3a3024bb8aa0e2caadf6c0328f1d9d850b2a2a67f2819a", digestHeader, ctx.Digest}, } for _, c := range cases { ctx = c.imageCtx v := c.call() if strings.Contains(v, ",") { compareMultipleValues(t, v, c.expValue) } else if v != c.expValue { t.Fatalf("Expected %s, was %s\n", c.expValue, v) } h := ctx.FullHeader() if h != c.expHeader { t.Fatalf("Expected %s, was %s\n", c.expHeader, h) } } } func TestImageContextWrite(t *testing.T) { unixTime := time.Now().AddDate(0, 0, -1).Unix() expectedTime := time.Unix(unixTime, 0).String() cases := []struct { context ImageContext expected string }{ // Errors { ImageContext{ Context: Context{ Format: "{{InvalidFunction}}", }, }, `Template parsing error: template: :1: function "InvalidFunction" not defined `, }, { ImageContext{ Context: Context{ Format: "{{nil}}", }, }, `Template parsing error: template: :1:2: executing "" at : nil is not a command `, }, // Table Format { ImageContext{ Context: Context{ Format: NewImageFormat("table", false, false), }, }, `REPOSITORY TAG IMAGE ID CREATED SIZE image tag1 imageID1 24 hours ago 0 B image tag2 imageID2 24 hours ago 0 B imageID3 24 hours ago 0 B `, }, { ImageContext{ Context: Context{ Format: NewImageFormat("table {{.Repository}}", false, false), }, }, "REPOSITORY\nimage\nimage\n\n", }, { ImageContext{ Context: Context{ Format: NewImageFormat("table {{.Repository}}", false, true), }, Digest: true, }, `REPOSITORY DIGEST image sha256:cbbf2f9a99b47fc460d422812b6a5adff7dfee951d8fa2e4a98caa0382cfbdbf image `, }, { ImageContext{ Context: Context{ Format: NewImageFormat("table {{.Repository}}", true, false), }, }, "REPOSITORY\nimage\nimage\n\n", }, { ImageContext{ Context: Context{ Format: NewImageFormat("table", true, false), }, }, "imageID1\nimageID2\nimageID3\n", }, { ImageContext{ Context: Context{ Format: NewImageFormat("table", false, true), }, Digest: true, }, `REPOSITORY TAG DIGEST IMAGE ID CREATED SIZE image tag1 sha256:cbbf2f9a99b47fc460d422812b6a5adff7dfee951d8fa2e4a98caa0382cfbdbf imageID1 24 hours ago 0 B image tag2 imageID2 24 hours ago 0 B imageID3 24 hours ago 0 B `, }, { ImageContext{ Context: Context{ Format: NewImageFormat("table", true, true), }, Digest: true, }, "imageID1\nimageID2\nimageID3\n", }, // Raw Format { ImageContext{ Context: Context{ Format: NewImageFormat("raw", false, false), }, }, fmt.Sprintf(`repository: image tag: tag1 image_id: imageID1 created_at: %s virtual_size: 0 B repository: image tag: tag2 image_id: imageID2 created_at: %s virtual_size: 0 B repository: tag: image_id: imageID3 created_at: %s virtual_size: 0 B `, expectedTime, expectedTime, expectedTime), }, { ImageContext{ Context: Context{ Format: NewImageFormat("raw", false, true), }, Digest: true, }, fmt.Sprintf(`repository: image tag: tag1 digest: sha256:cbbf2f9a99b47fc460d422812b6a5adff7dfee951d8fa2e4a98caa0382cfbdbf image_id: imageID1 created_at: %s virtual_size: 0 B repository: image tag: tag2 digest: image_id: imageID2 created_at: %s virtual_size: 0 B repository: tag: digest: image_id: imageID3 created_at: %s virtual_size: 0 B `, expectedTime, expectedTime, expectedTime), }, { ImageContext{ Context: Context{ Format: NewImageFormat("raw", true, false), }, }, `image_id: imageID1 image_id: imageID2 image_id: imageID3 `, }, // Custom Format { ImageContext{ Context: Context{ Format: NewImageFormat("{{.Repository}}", false, false), }, }, "image\nimage\n\n", }, { ImageContext{ Context: Context{ Format: NewImageFormat("{{.Repository}}", false, true), }, Digest: true, }, "image\nimage\n\n", }, } for _, testcase := range cases { images := []types.ImageSummary{ {ID: "imageID1", RepoTags: []string{"image:tag1"}, RepoDigests: []string{"image@sha256:cbbf2f9a99b47fc460d422812b6a5adff7dfee951d8fa2e4a98caa0382cfbdbf"}, Created: unixTime}, {ID: "imageID2", RepoTags: []string{"image:tag2"}, Created: unixTime}, {ID: "imageID3", RepoTags: []string{":"}, RepoDigests: []string{"@"}, Created: unixTime}, } out := bytes.NewBufferString("") testcase.context.Output = out err := ImageWrite(testcase.context, images) if err != nil { assert.Error(t, err, testcase.expected) } else { assert.Equal(t, out.String(), testcase.expected) } } } func TestImageContextWriteWithNoImage(t *testing.T) { out := bytes.NewBufferString("") images := []types.ImageSummary{} contexts := []struct { context ImageContext expected string }{ { ImageContext{ Context: Context{ Format: NewImageFormat("{{.Repository}}", false, false), Output: out, }, }, "", }, { ImageContext{ Context: Context{ Format: NewImageFormat("table {{.Repository}}", false, false), Output: out, }, }, "REPOSITORY\n", }, { ImageContext{ Context: Context{ Format: NewImageFormat("{{.Repository}}", false, true), Output: out, }, }, "", }, { ImageContext{ Context: Context{ Format: NewImageFormat("table {{.Repository}}", false, true), Output: out, }, }, "REPOSITORY DIGEST\n", }, } for _, context := range contexts { ImageWrite(context.context, images) assert.Equal(t, out.String(), context.expected) // Clean buffer out.Reset() } }