| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/blink/renderer/core/dom/document.h" |
| #include "third_party/blink/renderer/core/html/html_link_element.h" |
| #include "third_party/blink/renderer/core/testing/sim/sim_request.h" |
| #include "third_party/blink/renderer/core/testing/sim/sim_test.h" |
| |
| namespace blink { |
| |
| class LinkElementLoadingTest : public SimTest {}; |
| |
| TEST_F(LinkElementLoadingTest, |
| ShouldCancelLoadingStyleSheetIfLinkElementIsDisconnected) { |
| SimRequest main_resource("https://example.com/test.html", "text/html"); |
| SimSubresourceRequest css_resource("https://example.com/test.css", |
| "text/css"); |
| |
| LoadURL("https://example.com/test.html"); |
| |
| main_resource.Write( |
| "<!DOCTYPE html><link id=link rel=stylesheet href=test.css>"); |
| |
| // Sheet is streaming in, but not ready yet. |
| css_resource.Start(); |
| |
| // Remove a link element from a document |
| HTMLLinkElement* link = |
| ToHTMLLinkElement(GetDocument().getElementById("link")); |
| EXPECT_NE(nullptr, link); |
| link->remove(); |
| |
| // Finish the load. |
| css_resource.Complete(); |
| main_resource.Finish(); |
| |
| // Link element's sheet loading should be canceled. |
| EXPECT_EQ(nullptr, link->sheet()); |
| } |
| |
| } // namespace blink |
