diff --git a/internal/commands/show_thumb_sizes_test.go b/internal/commands/show_thumb_sizes_test.go
new file mode 100644
index 000000000..95a95bd07
--- /dev/null
+++ b/internal/commands/show_thumb_sizes_test.go
@@ -0,0 +1,26 @@
+package commands
+
+import (
+	"github.com/photoprism/photoprism/internal/config"
+	"github.com/photoprism/photoprism/pkg/capture"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestShowThumbSizesCommand(t *testing.T) {
+	var err error
+
+	ctx := config.CliTestContext()
+
+	output := capture.Output(func() {
+		err = ShowThumbSizesCommand.Run(ctx)
+	})
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	assert.Contains(t, output, "fit_2048")
+	assert.Contains(t, output, "Mosaic View")
+	assert.Contains(t, output, "Color Detection")
+}
diff --git a/internal/commands/show_video_sizes_test.go b/internal/commands/show_video_sizes_test.go
new file mode 100644
index 000000000..b47b43458
--- /dev/null
+++ b/internal/commands/show_video_sizes_test.go
@@ -0,0 +1,26 @@
+package commands
+
+import (
+	"github.com/photoprism/photoprism/internal/config"
+	"github.com/photoprism/photoprism/pkg/capture"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestShowVideoSizesCommand(t *testing.T) {
+	var err error
+
+	ctx := config.CliTestContext()
+
+	output := capture.Output(func() {
+		err = ShowVideoSizesCommand.Run(ctx)
+	})
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	assert.Contains(t, output, "3840")
+	assert.Contains(t, output, "7680")
+	assert.Contains(t, output, "4K Ultra HD")
+}