1 files changed, 67 insertions, 0 deletions
diff --git a/dom/security/test/general/browser_test_gpc_privateBrowsingMode.js b/dom/security/test/general/browser_test_gpc_privateBrowsingMode.js
new file mode 100644
index 0000000000..5c056395a8
--- /dev/null
+++ b/dom/security/test/general/browser_test_gpc_privateBrowsingMode.js
@@ -0,0 +1,67 @@
+"use strict";
+
+const kTestPath = getRootDirectory(gTestPath).replace(
+  "chrome://mochitests/content",
+  "https://example.com"
+);
+const kTestURI = kTestPath + "file_empty.html";
+
+add_task(async function test_privateModeGPCEnabled() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["privacy.globalprivacycontrol.enabled", false],
+      ["privacy.globalprivacycontrol.pbmode.enabled", true],
+      ["privacy.globalprivacycontrol.functionality.enabled", true],
+    ],
+  });
+  let win = await BrowserTestUtils.openNewBrowserWindow({ private: true });
+  let tab = await BrowserTestUtils.openNewForegroundTab(win.gBrowser, kTestURI);
+  let browser = win.gBrowser.getBrowserForTab(tab);
+  let result = await SpecialPowers.spawn(browser, [], async function () {
+    return content.window
+      .fetch("file_gpc_server.sjs")
+      .then(response => response.text())
+      .then(response => {
+        is(response, "true", "GPC header provided");
+        is(
+          content.window.navigator.globalPrivacyControl,
+          true,
+          "GPC on navigator"
+        );
+        // Bug 1320796: Service workers are not enabled in PB Mode
+        return true;
+      });
+  });
+  ok(result, "Promise chain resolves in content process");
+  win.close();
+});
+
+add_task(async function test_privateModeGPCDisabled() {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["privacy.globalprivacycontrol.enabled", false],
+      ["privacy.globalprivacycontrol.pbmode.enabled", false],
+      ["privacy.globalprivacycontrol.functionality.enabled", true],
+    ],
+  });
+  let win = await BrowserTestUtils.openNewBrowserWindow({ private: true });
+  let tab = await BrowserTestUtils.openNewForegroundTab(win.gBrowser, kTestURI);
+  let browser = win.gBrowser.getBrowserForTab(tab);
+  let result = await SpecialPowers.spawn(browser, [], async function () {
+    return content.window
+      .fetch("file_gpc_server.sjs")
+      .then(response => response.text())
+      .then(response => {
+        isnot(response, "true", "GPC header provided");
+        isnot(
+          content.window.navigator.globalPrivacyControl,
+          true,
+          "GPC on navigator"
+        );
+        // Bug 1320796: Service workers are not enabled in PB Mode
+        return true;
+      });
+  });
+  ok(result, "Promise chain resolves in content process");
+  win.close();
+});