1 files changed, 14 insertions, 0 deletions
diff --git a/js/build_test.ts b/js/build_test.ts
new file mode 100644
index 000000000..7ef39a040
--- /dev/null
+++ b/js/build_test.ts
@@ -0,0 +1,14 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { test, assert } from "./test_util.ts";
+
+test(function buildInfo() {
+  // Deno.build is injected by rollup at compile time. Here
+  // we check it has been properly transformed.
+  const { arch, os } = Deno.build;
+  assert(arch === "x64");
+  assert(os === "mac" || os === "win" || os === "linux");
+});
+
+test(function buildGnArgs() {
+  assert(Deno.build.gnArgs.length > 100);
+});