diff --git a/test/fixtures/global/plain.js b/test/fixtures/global/plain.js
new file mode 100644
index 0000000000..ae187c29fb
--- /dev/null
+++ b/test/fixtures/global/plain.js
@@ -0,0 +1,6 @@
+foo = "foo";
+global.bar = "bar";
+
+exports.fooBar = function () {
+  return {foo: global.foo, bar: bar};
+};
diff --git a/test/fixtures/global/sub1.js b/test/fixtures/global/sub1.js
new file mode 100644
index 0000000000..a89fc7fd04
--- /dev/null
+++ b/test/fixtures/global/sub1.js
@@ -0,0 +1,13 @@
+foo1 = "foo1";
+global.bar1 = "bar1";
+
+var sub2 = require('./sub2');
+
+
+exports.subGlobalKeys = function () {
+  return sub2.globalKeys();
+};
+
+exports.subAllFooBars = function () {
+  return sub2.allFooBars();
+};
diff --git a/test/fixtures/global/sub2.js b/test/fixtures/global/sub2.js
new file mode 100644
index 0000000000..540bde4ca1
--- /dev/null
+++ b/test/fixtures/global/sub2.js
@@ -0,0 +1,18 @@
+foo2 = "foo2";
+global.bar2 = "bar2";
+
+
+exports.globalKeys = function () {
+  return Object.getOwnPropertyNames(global);
+};
+
+exports.allFooBars = function () {
+  return {
+    foo0: global.foo0,
+    bar0: bar0,
+    foo1: global.foo1,
+    bar1: bar1,
+    foo2: global.foo2,
+    bar2: bar2
+  };
+};
diff --git a/test/simple/test-global-between-modules.js b/test/simple/test-global-between-modules.js
new file mode 100644
index 0000000000..a171840b8e
--- /dev/null
+++ b/test/simple/test-global-between-modules.js
@@ -0,0 +1,21 @@
+common = require("../common");
+assert = common.assert
+
+foo0 = "foo0";
+global.bar0 = "bar0";
+
+var module = require("../fixtures/global/sub1"),
+  keys = module.subGlobalKeys();
+
+var fooBarKeys = keys.filter(
+  function (x) { return x.match(/^foo/) || x.match(/^bar/); }
+);
+fooBarKeys.sort();
+assert.equal("bar0,bar1,bar2,foo0,foo1,foo2", fooBarKeys.join(), "global keys not as expected: "+JSON.stringify(keys));
+
+var fooBars = module.subAllFooBars();
+
+assert.equal("foo0", fooBars.foo0, "x from base level not visible in deeper levels.");
+assert.equal("bar0", fooBars.bar0, "global.x from base level not visible in deeper levels.");
+assert.equal("foo1", fooBars.foo1, "x from medium level not visible in deeper levels.");
+assert.equal("bar1", fooBars.bar1, "global.x from medium level not visible in deeper levels.");
diff --git a/test/simple/test-global.js b/test/simple/test-global.js
new file mode 100644
index 0000000000..0e9ec7df23
--- /dev/null
+++ b/test/simple/test-global.js
@@ -0,0 +1,16 @@
+common = require("../common");
+assert = common.assert
+
+baseFoo = "foo";
+global.baseBar = "bar";
+
+assert.equal("foo", global.baseFoo, "x -> global.x in base level not working");
+
+assert.equal("bar", baseBar, "global.x -> x in base level not working");
+
+var module = require("../fixtures/global/plain"),
+  fooBar = module.fooBar();
+
+assert.equal("foo", fooBar.foo, "x -> global.x in sub level not working");
+
+assert.equal("bar", fooBar.bar, "global.x -> x in sub level not working");