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// Copyright 2014 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 <stdint.h>
#include "media/formats/webm/webm_webvtt_parser.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::InSequence;
namespace media {
typedef std::vector<uint8_t> Cue;
static Cue EncodeCue(const std::string& id,
const std::string& settings,
const std::string& content) {
const std::string result = id + '\n' + settings + '\n' + content;
const uint8_t* const buf = reinterpret_cast<const uint8_t*>(result.data());
return Cue(buf, buf + result.length());
}
static void DecodeCue(const Cue& cue,
std::string* id,
std::string* settings,
std::string* content) {
WebMWebVTTParser::Parse(&cue[0], static_cast<int>(cue.size()),
id, settings, content);
}
class WebMWebVTTParserTest : public testing::Test {
public:
WebMWebVTTParserTest() {}
};
TEST_F(WebMWebVTTParserTest, Blank) {
InSequence s;
const Cue cue = EncodeCue("", "", "Subtitle");
std::string id, settings, content;
DecodeCue(cue, &id, &settings, &content);
EXPECT_EQ(id, "");
EXPECT_EQ(settings, "");
EXPECT_EQ(content, "Subtitle");
}
TEST_F(WebMWebVTTParserTest, Id) {
InSequence s;
for (int i = 1; i <= 9; ++i) {
const std::string idsrc(1, '0'+i);
const Cue cue = EncodeCue(idsrc, "", "Subtitle");
std::string id, settings, content;
DecodeCue(cue, &id, &settings, &content);
EXPECT_EQ(id, idsrc);
EXPECT_EQ(settings, "");
EXPECT_EQ(content, "Subtitle");
}
}
TEST_F(WebMWebVTTParserTest, Settings) {
InSequence s;
enum { kSettingsCount = 4 };
const char* const settings_str[kSettingsCount] = {
"vertical:lr",
"line:50%",
"position:42%",
"vertical:rl line:42% position:100%" };
for (int i = 0; i < kSettingsCount; ++i) {
const Cue cue = EncodeCue("", settings_str[i], "Subtitle");
std::string id, settings, content;
DecodeCue(cue, &id, &settings, &content);
EXPECT_EQ(id, "");
EXPECT_EQ(settings, settings_str[i]);
EXPECT_EQ(content, "Subtitle");
}
}
TEST_F(WebMWebVTTParserTest, Content) {
InSequence s;
enum { kContentCount = 4 };
const char* const content_str[kContentCount] = {
"Subtitle",
"Another Subtitle",
"Yet Another Subtitle",
"Another Subtitle\nSplit Across Two Lines" };
for (int i = 0; i < kContentCount; ++i) {
const Cue cue = EncodeCue("", "", content_str[i]);
std::string id, settings, content;
DecodeCue(cue, &id, &settings, &content);
EXPECT_EQ(id, "");
EXPECT_EQ(settings, "");
EXPECT_EQ(content, content_str[i]);
}
}
} // namespace media
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