third_party/blink/renderer/modules/presentation/presentation_availability_test.cc

// Copyright 2015 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 "third_party/blink/renderer/modules/presentation/presentation_availability.h"

#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/mojom/page/page_visibility_state.mojom-blink.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_testing.h"
#include "third_party/blink/renderer/core/dom/dom_exception.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/page/page.h"
#include "third_party/blink/renderer/core/testing/dummy_page_holder.h"
#include "third_party/blink/renderer/modules/presentation/presentation_request.h"
#include "third_party/blink/renderer/platform/testing/url_test_helpers.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
#include "v8/include/v8.h"

namespace blink {
namespace {

TEST(PresentationAvailabilityTest, NoPageVisibilityChangeAfterDetach) {
  Page* page = nullptr;
  {
    V8TestingScope scope;
    WTF::Vector<KURL> urls;
    urls.push_back(url_test_helpers::ToKURL("https://example.com"));
    urls.push_back(url_test_helpers::ToKURL("https://another.com"));

    Persistent<PresentationAvailabilityProperty> resolver =
        new PresentationAvailabilityProperty(
            scope.GetExecutionContext(), nullptr,
            PresentationAvailabilityProperty::kReady);
    Persistent<PresentationAvailability> availability =
        PresentationAvailability::Take(resolver, urls, false);

    page = &scope.GetPage();
  }
  // This should not crash.
  // TODO(dcheng): Why are we calling functions on Page after it's been closed?
  // This case doesn't seem like it should be reachable as we should be shutting
  // down communication from the embedder on context detach.
  page->SetIsHidden(/*is_hidden=*/true, /*initial_state=*/false);
}

}  // anonymous namespace
}  // namespace blink