Add m-esr52 at 52.6.0

1 files changed, 15 insertions, 0 deletions

diff --git a/docshell/test/browser/browser_bug388121-1.js b/docshell/test/browser/browser_bug388121-1.js
new file mode 100644
index 000000000..7da617594
--- /dev/null
+++ b/docshell/test/browser/browser_bug388121-1.js
@@ -0,0 +1,15 @@
+add_task(function* test() {
+  yield BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" }, function* (newBrowser) {
+    yield ContentTask.spawn(newBrowser, null, function* () {
+      var prin = content.document.nodePrincipal;
+      Assert.notEqual(prin, null, "Loaded principal must not be null");
+      Assert.notEqual(prin, undefined, "Loaded principal must not be undefined");
+
+      const secMan = Cc["@mozilla.org/scriptsecuritymanager;1"]
+                       .getService(Ci.nsIScriptSecurityManager);
+      Assert.equal(secMan.isSystemPrincipal(prin), false,
+        "Loaded principal must not be system");
+    });
+  });
+});
+