1 files changed, 54 insertions, 0 deletions
diff --git a/browser/components/extensions/test/browser/browser_ext_devtools_inspectedWindow_eval_file.js b/browser/components/extensions/test/browser/browser_ext_devtools_inspectedWindow_eval_file.js
new file mode 100644
index 0000000000..419fc964e7
--- /dev/null
+++ b/browser/components/extensions/test/browser/browser_ext_devtools_inspectedWindow_eval_file.js
@@ -0,0 +1,54 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+"use strict";
+
+loadTestSubscript("head_devtools.js");
+
+const FILE_URL = Services.io.newFileURI(
+  new FileUtils.File(getTestFilePath("file_dummy.html"))
+).spec;
+
+add_task(async function test_devtools_inspectedWindow_eval_in_file_url() {
+  let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, FILE_URL);
+
+  async function devtools_page() {
+    try {
+      const [evalResult, errorResult] =
+        await browser.devtools.inspectedWindow.eval("location.protocol");
+      browser.test.assertEq(undefined, errorResult, "eval should not fail");
+      browser.test.assertEq("file:", evalResult, "eval should succeed");
+      browser.test.notifyPass("inspectedWindow-eval-file");
+    } catch (err) {
+      browser.test.fail(`Error: ${err} :: ${err.stack}`);
+      browser.test.notifyFail("inspectedWindow-eval-file");
+    }
+  }
+
+  let extension = ExtensionTestUtils.loadExtension({
+    manifest: {
+      devtools_page: "devtools_page.html",
+    },
+    files: {
+      "devtools_page.html": `<!DOCTYPE html>
+      <html>
+       <head>
+         <meta charset="utf-8">
+         <script src="devtools_page.js"></script>
+       </head>
+      </html>`,
+      "devtools_page.js": devtools_page,
+    },
+  });
+
+  await extension.startup();
+
+  await openToolboxForTab(tab);
+
+  await extension.awaitFinish("inspectedWindow-eval-file");
+
+  await closeToolboxForTab(tab);
+
+  await extension.unload();
+
+  BrowserTestUtils.removeTab(tab);
+});