blob: 96c23ae10ac9a408d7cf8e2cd23a28549bf4a172 [file] [log] [blame]
// 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 "third_party/blink/renderer/core/html/track/text_track_list.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/core/html/media/html_video_element.h"
#include "third_party/blink/renderer/core/html/track/text_track.h"
#include "third_party/blink/renderer/core/testing/dummy_page_holder.h"
namespace blink {
TEST(TextTrackListTest, InvalidateTrackIndexes) {
// Create and fill the list
TextTrackList* list = TextTrackList::Create(
HTMLVideoElement::Create(DummyPageHolder::Create()->GetDocument()));
const size_t kNumTextTracks = 4;
TextTrack* text_tracks[kNumTextTracks];
for (size_t i = 0; i < kNumTextTracks; ++i) {
text_tracks[i] = TextTrack::Create("subtitles", "", "");
list->Append(text_tracks[i]);
}
EXPECT_EQ(4u, list->length());
EXPECT_EQ(0, text_tracks[0]->TrackIndex());
EXPECT_EQ(1, text_tracks[1]->TrackIndex());
EXPECT_EQ(2, text_tracks[2]->TrackIndex());
EXPECT_EQ(3, text_tracks[3]->TrackIndex());
// Remove element from the middle of the list
list->Remove(text_tracks[1]);
EXPECT_EQ(3u, list->length());
EXPECT_EQ(nullptr, text_tracks[1]->TrackList());
EXPECT_EQ(0, text_tracks[0]->TrackIndex());
EXPECT_EQ(1, text_tracks[2]->TrackIndex());
EXPECT_EQ(2, text_tracks[3]->TrackIndex());
}
} // namespace blink