Properly label vm_tests as tests

runtime/bin/BUILD.gn

Index: runtime/bin/BUILD.gn
diff --git a/runtime/bin/BUILD.gn b/runtime/bin/BUILD.gn
index 0e75ba274aacd5a48092d2a03589faefe1628bbd..aa4fbb98a83d1edeea7c943ba2123e8cc630d01c 100644
--- a/runtime/bin/BUILD.gn
+++ b/runtime/bin/BUILD.gn
@@ -763,6 +763,9 @@ executable("run_vm_tests") {
     "..:dart_config",
     "..:dart_maybe_product_config",
   ]
+
+  testonly = true

[zra, 2016/11/30 18:30:48]

It looks like this can be set conditionally, e.g:

if (defined(is_fuchsia) && is_fuchsia) {
  testonly = true
}

If that works for you, I would prefer that over adding an alias for the target.

+
   deps = [
     ":dart_snapshot_cc",
     ":generate_snapshot_test_dat_file",