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diff --git a/dom/security/test/referrer-policy/test_img_referrer.html b/dom/security/test/referrer-policy/test_img_referrer.html
new file mode 100644
index 0000000000..fcc80929d2
--- /dev/null
+++ b/dom/security/test/referrer-policy/test_img_referrer.html
@@ -0,0 +1,190 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Test img policy attribute for Bug 1166910</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+
+<!--
+Testing that img referrer attribute is honoured correctly
+* Speculative parser loads (generate-img-policy-test)
+* regular loads (generate-img-policy-test2)
+* loading a single image multiple times with different policies (generate-img-policy-test3)
+* testing setAttribute and .referrer (generate-setAttribute-test)
+* regression tests that meta referrer is still working even if attribute referrers are enabled
+https://bugzilla.mozilla.org/show_bug.cgi?id=1166910
+-->
+
+<script type="application/javascript">
+
+SimpleTest.waitForExplicitFinish();
+var advance = function() { tests.next(); };
+
+/**
+ * Listen for notifications from the child.
+ * These are sent in case of error, or when the loads we await have completed.
+ */
+window.addEventListener("message", function(event) {
+  if (event.data == "childLoadComplete" ||
+      event.data.contains("childLoadComplete")) {
+    advance();
+  }
+});
+
+/**
+ * helper to perform an XHR.
+ */
+function doXHR(aUrl, onSuccess, onFail) {
+  var xhr = new XMLHttpRequest();
+  xhr.responseType = "json";
+  xhr.onload = function () {
+    onSuccess(xhr);
+  };
+  xhr.onerror = function () {
+    onFail(xhr);
+  };
+  xhr.open('GET', aUrl, true);
+  xhr.send(null);
+}
+
+/**
+ * Grabs the results via XHR and passes to checker.
+ */
+function checkIndividualResults(aTestname, aExpectedImg, aName) {
+  doXHR('/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=get-test-results',
+        function(xhr) {
+          var results = xhr.response;
+          info(JSON.stringify(xhr.response));
+
+          for (let i in aName) {
+            ok(aName[i] in results.tests, aName[i] + " tests have to be performed.");
+            is(results.tests[aName[i]].policy, aExpectedImg[i], aTestname + ' --- ' + results.tests[aName[i]].policy + ' (' + results.tests[aName[i]].referrer + ')');
+          }
+
+          advance();
+        },
+        function(xhr) {
+          ok(false, "Can't get results from the counter server.");
+          SimpleTest.finish();
+        });
+}
+
+function resetState() {
+  doXHR('/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=resetState',
+    advance,
+    function(xhr) {
+      ok(false, "error in reset state");
+      SimpleTest.finish();
+    });
+}
+
+/**
+ * testing if img referrer attribute is honoured (1165501)
+ */
+var tests = (function*() {
+
+  yield SpecialPowers.pushPrefEnv(
+    { set: [["network.http.referer.disallowCrossSiteRelaxingDefault", false]] },
+    advance
+  );
+
+  var iframe = document.getElementById("testframe");
+  var sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test";
+
+  // setting img unsafe-url and meta origin - unsafe-url shall prevail (should use speculative load)
+  yield resetState();
+  var name = 'unsaf-url-with-meta-in-origin';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('unsafe-url') + "&name=" + name + "&policy=" + escape('origin');
+  yield checkIndividualResults("unsafe-url (img) with origin in meta", ["full"], [name]);
+
+  // setting img no-referrer and meta default - no-referrer shall prevail (should use speculative load)
+  yield resetState();
+  name = 'no-referrer-with-meta-in-origin';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('no-referrer')+ "&name=" + name +  "&policy=" + escape('origin');
+  yield checkIndividualResults("no-referrer (img) with default in meta", ["none"], [name]);
+
+  // test referrer policy in regular load
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test2";
+  name = 'regular-load-unsafe-url';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('unsafe-url') + "&name=" + name;
+  yield checkIndividualResults("unsafe-url in img", ["full"], [name]);
+
+  // test referrer policy in regular load with multiple images
+  var policies = ['unsafe-url', 'origin', 'no-referrer'];
+  var expected = ["full", "origin", "none"];
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test3";
+  name = 'multiple-images-'+policies[0]+'-'+policies[1]+'-'+policies[2];
+  yield iframe.src = sjs + "&imgPolicy1=" + escape(policies[0]) + "&imgPolicy2=" + escape(policies[1]) + "&imgPolicy3=" + escape(policies[2]) + "&name=" + name;
+  yield checkIndividualResults(policies[0]+", "+policies[1]+" and "+policies[2]+" in img", expected, [name+policies[0], name+policies[1], name+policies[2]]);
+
+  policies = ['origin', 'no-referrer', 'unsafe-url'];
+  expected = ["origin", "none", "full"];
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test3";
+  name = 'multiple-images-'+policies[0]+'-'+policies[1]+'-'+policies[2];
+  yield iframe.src = sjs + "&imgPolicy1=" + escape(policies[0]) + "&imgPolicy2=" + escape(policies[1]) + "&imgPolicy3=" + escape(policies[2]) + "&name=" + name;
+  yield checkIndividualResults(policies[0]+", "+policies[1]+" and "+policies[2]+" in img", expected, [name+policies[0], name+policies[1], name+policies[2]]);
+
+  policies = ['no-referrer', 'origin', 'unsafe-url'];
+  expected = ["none", "origin", "full"];
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test3";
+  name = 'multiple-images-'+policies[0]+'-'+policies[1]+'-'+policies[2];
+  yield iframe.src = sjs + "&imgPolicy1=" + escape(policies[0]) + "&imgPolicy2=" + escape(policies[1]) + "&imgPolicy3=" + escape(policies[2]) + "&name=" + name;
+  yield checkIndividualResults(policies[0]+", "+policies[1]+" and "+policies[2]+" in img", expected, [name+policies[0], name+policies[1], name+policies[2]]);
+
+  // regression tests that meta referrer is still working even if attribute referrers are enabled
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test4";
+  name = 'regular-load-no-referrer-meta';
+  yield iframe.src = sjs + "&policy=" + escape('no-referrer') + "&name=" + name;
+  yield checkIndividualResults("no-referrer in meta (no img referrer policy), speculative load", ["none"], [name]);
+
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-img-policy-test5";
+  name = 'regular-load-no-referrer-meta';
+  yield iframe.src = sjs + "&policy=" + escape('no-referrer') + "&name=" + name;
+  yield checkIndividualResults("no-referrer in meta (no img referrer policy), regular load", ["none"], [name]);
+
+  //test setAttribute
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-setAttribute-test1";
+  name = 'set-referrer-policy-attribute-before-src';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('no-referrer') + "&policy=" + escape('unsafe-url') + "&name=" + name;
+  yield checkIndividualResults("no-referrer in img", ["none"], [name]);
+
+  yield resetState();
+  sjs = "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-setAttribute-test2";
+  name = 'set-referrer-policy-attribute-after-src';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('no-referrer') + "&policy=" + escape('unsafe-url') + "&name=" + name;
+  yield checkIndividualResults("no-referrer in img", ["none"], [name]);
+
+  yield resetState();
+  sjs =
+    "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-setAttribute-test2";
+  name = 'set-invalid-referrer-policy-attribute-before-src-invalid';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('invalid') + "&policy=" + escape('unsafe-url') + "&name=" + name;
+  yield checkIndividualResults("unsafe-url in meta, invalid in img", ["full"], [name]);
+
+  yield resetState();
+  sjs =
+    "/tests/dom/security/test/referrer-policy/img_referrer_testserver.sjs?action=generate-setAttribute-test2";
+  name = 'set-invalid-referrer-policy-attribute-before-src-invalid';
+  yield iframe.src = sjs + "&imgPolicy=" + escape('default') + "&policy=" + escape('unsafe-url') + "&name=" + name;
+  yield checkIndividualResults("unsafe-url in meta, default in img", ["full"], [name]);
+
+  // complete.
+  SimpleTest.finish();
+})();
+
+</script>
+</head>
+
+<body onload="tests.next();">
+  <iframe id="testframe"></iframe>
+
+</body>
+</html>