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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/feed/rss_links_fetcher.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "components/feed/core/v2/test/callback_receiver.h"
#include "components/feed/mojom/rss_link_reader.mojom.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace feed {
namespace {
GURL TestPageUrl() {
return GURL("https://page");
}
std::vector<GURL> TestRssUrls() {
return {GURL("https://somerss1"), GURL("https://somerss2")};
}
class StubRssLinkReader : public mojom::RssLinkReader {
public:
StubRssLinkReader() = default;
~StubRssLinkReader() override = default;
mojo::PendingRemote<mojom::RssLinkReader> BindAndPassRemote() {
return receiver_.BindNewPipeAndPassRemote();
}
void ResetReceiver() { receiver_.reset(); }
// mojom::RssLinkReader
void GetRssLinks(GetRssLinksCallback callback) override {
if (on_call_)
on_call_.Run();
callback_ = std::move(callback);
}
void WaitForCall() {
if (!callback_) {
base::RunLoop run_loop;
on_call_ = run_loop.QuitClosure();
run_loop.Run();
}
}
void Respond(mojom::RssLinksPtr result) {
std::move(callback_).Run(std::move(result));
}
std::unique_ptr<mojo::Receiver<mojom::RssLinkReader>> MakeReceiver() {
return std::make_unique<mojo::Receiver<mojom::RssLinkReader>>(this);
}
private:
GetRssLinksCallback callback_;
base::RepeatingClosure on_call_;
mojo::Receiver<mojom::RssLinkReader> receiver_{this};
};
class RssLinksFetcherUnitTest : public ::testing::Test {
public:
RssLinksFetcherUnitTest() = default;
protected:
base::test::TaskEnvironment task_env_;
};
TEST_F(RssLinksFetcherUnitTest, Success) {
CallbackReceiver<std::vector<GURL>> rss_links;
StubRssLinkReader link_reader;
FetchRssLinksForTesting(
TestPageUrl(),
mojo::Remote<feed::mojom::RssLinkReader>(link_reader.BindAndPassRemote()),
rss_links.Bind());
link_reader.WaitForCall();
{
// Have link reader return TestRssUrls as well as some invalid URLs which
// are filtered out.
std::vector<GURL> returned_urls = TestRssUrls();
returned_urls.push_back(GURL());
returned_urls.push_back(GURL("chrome://non-http-url-is-ignored"));
link_reader.Respond(
feed::mojom::RssLinks::New(TestPageUrl(), returned_urls));
}
EXPECT_EQ(TestRssUrls(), rss_links.RunAndGetResult());
}
TEST_F(RssLinksFetcherUnitTest, Disconnected) {
CallbackReceiver<std::vector<GURL>> rss_links;
StubRssLinkReader link_reader;
FetchRssLinksForTesting(
TestPageUrl(),
mojo::Remote<feed::mojom::RssLinkReader>(link_reader.BindAndPassRemote()),
rss_links.Bind());
link_reader.WaitForCall();
link_reader.ResetReceiver();
link_reader.Respond(feed::mojom::RssLinks::New(TestPageUrl(), TestRssUrls()));
EXPECT_EQ(std::vector<GURL>(), rss_links.RunAndGetResult());
}
TEST_F(RssLinksFetcherUnitTest, PageUrlMismatch) {
CallbackReceiver<std::vector<GURL>> rss_links;
StubRssLinkReader link_reader;
FetchRssLinksForTesting(
TestPageUrl(),
mojo::Remote<feed::mojom::RssLinkReader>(link_reader.BindAndPassRemote()),
rss_links.Bind());
link_reader.WaitForCall();
link_reader.Respond(
feed::mojom::RssLinks::New(GURL("https://someotherpage"), TestRssUrls()));
EXPECT_EQ(std::vector<GURL>(), rss_links.RunAndGetResult());
}
} // namespace
} // namespace feed
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