1 files changed, 37 insertions, 0 deletions
diff --git a/browser/base/content/test/tabs/browser_new_file_whitelisted_http_tab.js b/browser/base/content/test/tabs/browser_new_file_whitelisted_http_tab.js
new file mode 100644
index 0000000000..9375f3f164
--- /dev/null
+++ b/browser/base/content/test/tabs/browser_new_file_whitelisted_http_tab.js
@@ -0,0 +1,37 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+
+// eslint-disable-next-line @microsoft/sdl/no-insecure-url
+const TEST_HTTP = "http://example.org/";
+
+// Test for bug 1378377.
+add_task(async function () {
+  // Set prefs to ensure file content process.
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.tabs.remote.separateFileUriProcess", true]],
+  });
+
+  await BrowserTestUtils.withNewTab(TEST_HTTP, async function (fileBrowser) {
+    ok(
+      E10SUtils.isWebRemoteType(fileBrowser.remoteType),
+      "Check that tab normally has web remote type."
+    );
+  });
+
+  // Set prefs to whitelist TEST_HTTP for file:// URI use.
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["capability.policy.policynames", "allowFileURI"],
+      ["capability.policy.allowFileURI.sites", TEST_HTTP],
+      ["capability.policy.allowFileURI.checkloaduri.enabled", "allAccess"],
+    ],
+  });
+
+  await BrowserTestUtils.withNewTab(TEST_HTTP, async function (fileBrowser) {
+    is(
+      fileBrowser.remoteType,
+      E10SUtils.FILE_REMOTE_TYPE,
+      "Check that tab now has file remote type."
+    );
+  });
+});