1 files changed, 19 insertions, 0 deletions
diff --git a/toolkit/modules/subprocess/test/xpcshell/test_subprocess_getEnvironment.js b/toolkit/modules/subprocess/test/xpcshell/test_subprocess_getEnvironment.js
new file mode 100644
index 0000000000..1440670ddc
--- /dev/null
+++ b/toolkit/modules/subprocess/test/xpcshell/test_subprocess_getEnvironment.js
@@ -0,0 +1,19 @@
+"use strict";
+
+let env = Cc["@mozilla.org/process/environment;1"].getService(
+  Ci.nsIEnvironment
+);
+
+add_task(async function test_getEnvironment() {
+  env.set("FOO", "BAR");
+
+  let environment = Subprocess.getEnvironment();
+
+  equal(environment.FOO, "BAR");
+  equal(environment.PATH, env.get("PATH"));
+
+  env.set("FOO", null);
+
+  environment = Subprocess.getEnvironment();
+  equal(environment.FOO || "", "");
+});