1 files changed, 96 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/browser_net_json-xssi-protection.js b/devtools/client/netmonitor/test/browser_net_json-xssi-protection.js
new file mode 100644
index 0000000000..6120e4e3bf
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+++ b/devtools/client/netmonitor/test/browser_net_json-xssi-protection.js
@@ -0,0 +1,96 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Tests if JSON responses and requests with XSSI protection sequences
+ * are handled correctly.
+ */
+
+add_task(async function () {
+  const { tab, monitor } = await initNetMonitor(JSON_XSSI_PROTECTION_URL, {
+    requestCount: 1,
+  });
+  info("Starting test... ");
+
+  const { document, store, windowRequire } = monitor.panelWin;
+  const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");
+
+  store.dispatch(Actions.batchEnable(false));
+
+  // Execute requests.
+  await performRequests(monitor, tab, 1);
+
+  const wait = waitForDOM(document, "#response-panel .data-header");
+  const waitForRawView = waitForDOM(
+    document,
+    "#response-panel .CodeMirror-code",
+    1
+  );
+
+  store.dispatch(Actions.toggleNetworkDetails());
+  info("Opening response panel");
+  clickOnSidebarTab(document, "response");
+
+  await Promise.all([wait, waitForRawView]);
+
+  info(
+    "making sure response panel defaults to raw view and correctly displays payload"
+  );
+  const codeLines = document.querySelector("#response-panel .CodeMirror-code");
+  const firstLine = codeLines.firstChild;
+  const firstLineText = firstLine.querySelector("pre.CodeMirror-line span");
+  is(
+    firstLineText.textContent,
+    ")]}'",
+    "XSSI protection sequence should be visibly in raw view"
+  );
+  info("making sure XSSI notification box is not present in raw view");
+  let notification = document.querySelector(
+    '.network-monitor #response-panel .notification[data-key="xssi-string-removed-info-box"]'
+  );
+  ok(!notification, "notification should not be present in raw view");
+
+  const waitForPropsView = waitForDOM(
+    document,
+    "#response-panel .properties-view",
+    1
+  );
+
+  info("switching to props view");
+  const tabpanel = document.querySelector("#response-panel");
+  const rawResponseToggle = tabpanel.querySelector("#raw-response-checkbox");
+  clickElement(rawResponseToggle, monitor);
+  await waitForPropsView;
+
+  is(
+    tabpanel.querySelectorAll(".treeRow").length,
+    1,
+    "There should be 1 json property displayed in the response."
+  );
+
+  const labels = tabpanel.querySelectorAll("tr .treeLabelCell .treeLabel");
+  const values = tabpanel.querySelectorAll("tr .treeValueCell .objectBox");
+  info("Checking content of displayed json response");
+  is(labels[0].textContent, "greeting", "The first key should be correct");
+  is(
+    values[0].textContent,
+    `"Hello good XSSI protection"`,
+    "The first property should be correct"
+  );
+
+  info("making sure notification box is present and correct in props view");
+
+  notification = document.querySelector(
+    '.network-monitor #response-panel .notification[data-key="xssi-string-removed-info-box"] .notificationInner .messageText'
+  );
+
+  is(
+    notification.textContent,
+    "The string “)]}'\n” was removed from the beginning of the JSON shown below",
+    "The notification message is correct"
+  );
+
+  await teardown(monitor);
+});