From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../browser/browser_stylesheets_nested-iframes.js | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 devtools/server/tests/browser/browser_stylesheets_nested-iframes.js (limited to 'devtools/server/tests/browser/browser_stylesheets_nested-iframes.js') diff --git a/devtools/server/tests/browser/browser_stylesheets_nested-iframes.js b/devtools/server/tests/browser/browser_stylesheets_nested-iframes.js new file mode 100644 index 000000000..c382b6ce8 --- /dev/null +++ b/devtools/server/tests/browser/browser_stylesheets_nested-iframes.js @@ -0,0 +1,38 @@ +/* vim: set ft=javascript ts=2 et sw=2 tw=80: */ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Test that StyleSheetsActor.getStyleSheets() works if an iframe does not have +// a content document. + +const {StyleSheetsFront} = require("devtools/shared/fronts/stylesheets"); + +add_task(function* () { + let browser = yield addTab(MAIN_DOMAIN + "stylesheets-nested-iframes.html"); + let doc = browser.contentDocument; + + info("Initialising the debugger server and client."); + initDebuggerServer(); + let client = new DebuggerClient(DebuggerServer.connectPipe()); + let form = yield connectDebuggerClient(client); + + info("Attaching to the active tab."); + yield client.attachTab(form.actor); + + let front = StyleSheetsFront(client, form); + ok(front, "The StyleSheetsFront was created."); + + let sheets = yield front.getStyleSheets(); + ok(sheets, "getStyleSheets() succeeded even with documentless iframes."); + + // Bug 285395 limits the number of nested iframes to 10. There's one sheet per + // frame so we should get 10 sheets. However, the limit might change in the + // future so it's better not to rely on the limit. Asserting > 2 ensures that + // the test page is actually loading nested iframes and this test is doing + // something sensible (if we got this far, the test has served its purpose). + ok(sheets.length > 2, sheets.length + " sheets found (expected 3 or more)."); + + yield client.close(); +}); -- cgit v1.2.3