1 files changed, 35 insertions, 0 deletions
diff --git a/dom/security/test/mixedcontentblocker/test_bug1550792.html b/dom/security/test/mixedcontentblocker/test_bug1550792.html
new file mode 100644
index 0000000000..4f15f9489a
--- /dev/null
+++ b/dom/security/test/mixedcontentblocker/test_bug1550792.html
@@ -0,0 +1,35 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Bug 1550792: Block insecure subresource with non-https secure context parent</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+
+<body>
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+let f = document.createElement("iframe");
+f.src = "https://example.com/tests/dom/security/test/mixedcontentblocker/file_bug1550792.html";
+
+window.addEventListener("message", (event) => {
+  switch(event.data.type) {
+    case 'http':
+      is(event.data.status, "blocked", "nested load of http should be blocked.");
+      break
+    case 'https':
+      is(event.data.status, "loaded", "nested load of https should not be blocked.");
+      SimpleTest.finish();
+      break;
+  }
+});
+
+document.body.appendChild(f);
+
+</script>
+</body>
+</html>