1 files changed, 49 insertions, 0 deletions
diff --git a/netwerk/test/mochitests/test_1502055.html b/netwerk/test/mochitests/test_1502055.html
new file mode 100644
index 0000000000..472ee204e6
--- /dev/null
+++ b/netwerk/test/mochitests/test_1502055.html
@@ -0,0 +1,49 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Clear-Site-Data + 304 header.</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<script type="application/javascript">
+
+SimpleTest.waitForExplicitFinish();
+  (async () => {
+    // Grant example.org first-party storage-access to allow service workers to
+    // run in the third-party context when dFPI is enabled. This won't be
+    // necessary anymore once we enable service worker partitioning in beta and
+    // release. See Bug 1730885.
+    await SpecialPowers.pushPermissions([
+      {
+        type: "3rdPartyStorage^https://example.org",
+        allow: true,
+        context: document.location.origin,
+      },
+    ]);
+    await SpecialPowers.pushPrefEnv({
+      "set": [
+        ["dom.serviceWorkers.exemptFromPerDomainMax", true],
+        ["dom.serviceWorkers.enabled", true],
+        ["dom.serviceWorkers.testing.enabled", true]
+      ]
+    })
+    let ifr = document.createElement('iframe');
+    ifr.src = "https://example.org/tests/netwerk/test/mochitests/iframe_1502055.html";
+    document.body.appendChild(ifr);
+    addEventListener("message", e => {
+      if (e.data.type == "finish") {
+        ok(true, "Test passed");
+        SimpleTest.finish();
+        return;
+      }
+
+      if (e.data.type == "info") {
+        info(e.data.msg);
+      }
+    });
+  })();
+</script>
+
+</body>
+</html>