package main import ( "strings" "testing" ) func TestTags(t *testing.T) { out, err := run("tags", "busybox") if err != nil { t.Fatalf("output: %s, error: %v", string(out), err) } expected := `glibc musl ` if !strings.HasSuffix(out, expected) { t.Logf("expected: %s\ngot: %s", expected, out) } }