shaka-packager/packager/media/formats/webvtt/webvtt_utils_unittest.cc

323 lines
9.0 KiB
C++

// Copyright 2017 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#include <gtest/gtest.h>
#include "packager/media/formats/webvtt/webvtt_utils.h"
namespace shaka {
namespace media {
namespace {
const TextFragmentStyle kNoStyle{};
TextFragmentStyle GetItalicStyle() {
TextFragmentStyle style;
style.italic = true;
return style;
}
TextFragmentStyle GetBoldStyle() {
TextFragmentStyle style;
style.bold = true;
return style;
}
} // namespace
TEST(WebVttTimestampTest, TooShort) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00.000", &ms));
}
TEST(WebVttTimestampTest, RightLengthButMeaningless) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("ABCDEFGHI", &ms));
}
TEST(WebVttTimestampTest, ParseHours) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("12:00:00.000", &ms));
EXPECT_EQ(43200000u, ms);
}
TEST(WebVttTimestampTest, ParseLongHours) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("120:00:00.000", &ms));
EXPECT_EQ(432000000u, ms);
}
TEST(WebVttTimestampTest, ParseMinutes) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("00:12:00.000", &ms));
EXPECT_EQ(720000u, ms);
}
TEST(WebVttTimestampTest, ParseSeconds) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("00:00:12.000", &ms));
EXPECT_EQ(12000u, ms);
}
TEST(WebVttTimestampTest, ParseMs) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("00:00:00.123", &ms));
EXPECT_EQ(123u, ms);
}
TEST(WebVttTimestampTest, ParseNoHours) {
uint64_t ms;
EXPECT_TRUE(WebVttTimestampToMs("12:00.000", &ms));
EXPECT_EQ(720000u, ms);
}
TEST(WebVttTimestampTest, FailWithShortHours) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("1:00:00.000", &ms));
}
TEST(WebVttTimestampTest, FailWithShortMinutes) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:1:00.000", &ms));
}
TEST(WebVttTimestampTest, FailWithShortSeconds) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:1.000", &ms));
}
TEST(WebVttTimestampTest, FailWithShortMs) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:00.01", &ms));
}
TEST(WebVttTimestampTest, FailWithNonDigit) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:0A:00.000", &ms));
}
TEST(WebVttTimestampTest, FailWithInvalidMinutes) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:79:00.000", &ms));
}
TEST(WebVttTimestampTest, FailWithInvalidSeconds) {
uint64_t ms;
EXPECT_FALSE(WebVttTimestampToMs("00:00:79.000", &ms));
}
TEST(WebVttTimestampTest, CreatesMilliseconds) {
EXPECT_EQ("00:00:00.123", MsToWebVttTimestamp(123));
}
TEST(WebVttTimestampTest, CreatesMillisecondsShort) {
EXPECT_EQ("00:00:00.012", MsToWebVttTimestamp(12));
}
TEST(WebVttTimestampTest, CreateSeconds) {
EXPECT_EQ("00:00:12.000", MsToWebVttTimestamp(12000));
}
TEST(WebVttTimestampTest, CreateSecondsShort) {
EXPECT_EQ("00:00:01.000", MsToWebVttTimestamp(1000));
}
TEST(WebVttTimestampTest, CreateMinutes) {
EXPECT_EQ("00:12:00.000", MsToWebVttTimestamp(720000));
}
TEST(WebVttTimestampTest, CreateMinutesShort) {
EXPECT_EQ("00:01:00.000", MsToWebVttTimestamp(60000));
}
TEST(WebVttTimestampTest, CreateHours) {
EXPECT_EQ("12:00:00.000", MsToWebVttTimestamp(43200000));
}
TEST(WebVttTimestampTest, CreateHoursShort) {
EXPECT_EQ("01:00:00.000", MsToWebVttTimestamp(3600000));
}
TEST(WebVttTimestampTest, CreateHoursLong) {
EXPECT_EQ("123:00:00.000", MsToWebVttTimestamp(442800000));
}
TEST(WebVttUtilsTest, SettingsToString) {
TextSettings settings;
settings.region = "foo";
settings.line = TextNumber(27, TextUnitType::kPercent);
settings.position = TextNumber(42, TextUnitType::kPercent);
settings.size = TextNumber(54, TextUnitType::kPercent);
settings.writing_direction = WritingDirection::kVerticalGrowingLeft;
settings.text_alignment = TextAlignment::kEnd;
const auto actual = WebVttSettingsToString(settings);
EXPECT_EQ(actual,
"region:foo line:27% position:42% size:54% direction:rl align:end");
}
TEST(WebVttUtilsTest, SettingsToString_IgnoresDefaults) {
TextSettings settings;
settings.region = "foo";
const auto actual = WebVttSettingsToString(settings);
EXPECT_EQ(actual, "region:foo");
}
TEST(WebVttUtilsTest, FragmentToString) {
TextFragment frag(GetBoldStyle(), "Foobar");
EXPECT_EQ(WebVttFragmentToString(frag), "<b>Foobar</b>");
}
TEST(WebVttUtilsTest, FragmentToString_PreservesTags) {
TextFragment frag(kNoStyle, "<i>Foobar</i>");
EXPECT_EQ(WebVttFragmentToString(frag), "<i>Foobar</i>");
}
TEST(WebVttUtilsTest, FragmentToString_HandlesNestedFragments) {
TextFragment frag;
frag.sub_fragments.emplace_back(kNoStyle, "Hello ");
frag.sub_fragments.emplace_back(kNoStyle, "World");
EXPECT_EQ(WebVttFragmentToString(frag), "Hello World");
}
TEST(WebVttUtilsTest, FragmentToString_HandlesNestedFragmentsWithStyle) {
TextFragment frag;
frag.style.bold = true;
frag.sub_fragments.emplace_back(GetItalicStyle(), "Hello");
frag.sub_fragments.emplace_back(kNoStyle, " World");
EXPECT_EQ(WebVttFragmentToString(frag), "<b><i>Hello</i> World</b>");
}
TEST(WebVttUtilsTest, FragmentToString_HandlesNewlines) {
TextFragment frag;
frag.sub_fragments.emplace_back(kNoStyle, "Hello");
frag.sub_fragments.emplace_back(kNoStyle, true);
frag.sub_fragments.emplace_back(kNoStyle, "World");
EXPECT_EQ(WebVttFragmentToString(frag), "Hello\nWorld");
}
TEST(WebVttUtilsTest, FragmentToString_HandlesNewlinesWithStyle) {
TextFragment frag;
frag.style.bold = true;
frag.sub_fragments.emplace_back(kNoStyle, "Hello");
frag.sub_fragments.emplace_back(kNoStyle, true);
frag.sub_fragments.emplace_back(kNoStyle, "World");
EXPECT_EQ(WebVttFragmentToString(frag), "<b>Hello</b>\n<b>World</b>");
}
TEST(WebVttUtilsTest, FragmentToString_HandlesNestedNewlinesWithStyle) {
TextFragment nested;
nested.sub_fragments.emplace_back(kNoStyle, "Hello");
nested.sub_fragments.emplace_back(kNoStyle, true);
nested.sub_fragments.emplace_back(kNoStyle, "World");
TextFragment frag;
frag.style.bold = true;
frag.sub_fragments.emplace_back(nested);
frag.sub_fragments.emplace_back(kNoStyle, " Now");
EXPECT_EQ(WebVttFragmentToString(frag), "<b>Hello</b>\n<b>World Now</b>");
}
TEST(WebVttUtilsTest, GetPreamble_BasicFlow) {
TextStreamInfo info(0, 0, 0, kCodecWebVtt, "", "", 0, 0, "");
info.set_css_styles("::cue { color: red; }");
TextRegion region;
region.width.value = 34;
region.height = TextNumber(56, TextUnitType::kLines);
region.window_anchor_x.value = 99;
region.window_anchor_y.value = 12;
region.region_anchor_x.value = 41;
region.region_anchor_y.value = 29;
info.AddRegion("foo", region);
EXPECT_EQ(WebVttGetPreamble(info),
"REGION\n"
"id:foo\n"
"width:34.000000%\n"
"lines:56\n"
"viewportanchor:99.000000%,12.000000%\n"
"regionanchor:41.000000%,29.000000%\n"
"\n"
"STYLE\n"
"::cue { color: red; }");
}
TEST(WebVttUtilsTest, GetPreamble_MultipleRegions) {
TextStreamInfo info(0, 0, 0, kCodecWebVtt, "", "", 0, 0, "");
TextRegion region1;
region1.width.value = 34;
region1.height = TextNumber(56, TextUnitType::kLines);
region1.window_anchor_x.value = 99;
region1.window_anchor_y.value = 12;
region1.region_anchor_x.value = 41;
region1.region_anchor_y.value = 29;
info.AddRegion("r1", region1);
TextRegion region2;
region2.width.value = 82;
region2.height = TextNumber(61, TextUnitType::kLines);
region2.window_anchor_x.value = 51;
region2.window_anchor_y.value = 62;
region2.region_anchor_x.value = 92;
region2.region_anchor_y.value = 78;
info.AddRegion("r2", region2);
EXPECT_EQ(WebVttGetPreamble(info),
"REGION\n"
"id:r1\n"
"width:34.000000%\n"
"lines:56\n"
"viewportanchor:99.000000%,12.000000%\n"
"regionanchor:41.000000%,29.000000%\n"
"\n"
"REGION\n"
"id:r2\n"
"width:82.000000%\n"
"lines:61\n"
"viewportanchor:51.000000%,62.000000%\n"
"regionanchor:92.000000%,78.000000%");
}
TEST(WebVttUtilsTest, GetPreamble_Scroll) {
TextStreamInfo info(0, 0, 0, kCodecWebVtt, "", "", 0, 0, "");
TextRegion region;
region.width.value = 37;
region.height = TextNumber(82, TextUnitType::kLines);
region.window_anchor_x.value = 32;
region.window_anchor_y.value = 66;
region.region_anchor_x.value = 95;
region.region_anchor_y.value = 72;
region.scroll = true;
info.AddRegion("foo", region);
EXPECT_EQ(WebVttGetPreamble(info),
"REGION\n"
"id:foo\n"
"width:37.000000%\n"
"lines:82\n"
"viewportanchor:32.000000%,66.000000%\n"
"regionanchor:95.000000%,72.000000%\n"
"scroll:up");
}
TEST(WebVttUtilsTest, GetPreamble_OnlyStyles) {
TextStreamInfo info(0, 0, 0, kCodecWebVtt, "", "", 0, 0, "");
info.set_css_styles("::cue { color: red; }");
EXPECT_EQ(WebVttGetPreamble(info),
"STYLE\n"
"::cue { color: red; }");
}
} // namespace media
} // namespace shaka