Media Source dispatches inband text tracks

media/webm/webm_webvtt_parser_unittest.cc

+// Copyright (c) 2013 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 "base/logging.h"
+#include "media/webm/webm_webvtt_parser.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using ::testing::InSequence;
+using ::testing::Return;
+using ::testing::_;
+
+namespace media {
+
+class WebMWebVTTParserTest : public testing::Test {
+ public:
+  WebMWebVTTParserTest() {}
+};
+
+TEST_F(WebMWebVTTParserTest, TestBlank) {
+  InSequence s;
+
+  const char* const str = "\n\nSubtitle";
+  const uint8* const buf = reinterpret_cast<const uint8*>(str);
+  const int buflen = static_cast<int>(strlen(str));
+
+  std::string id, settings, content;
+
+  WebMWebVTTParser::Parse(buf, buflen, &id, &settings, &content);
+  EXPECT_EQ(id, "");
+  EXPECT_EQ(settings, "");
+  EXPECT_EQ(content, "Subtitle");
+}
+
+TEST_F(WebMWebVTTParserTest, TestId) {
+  InSequence s;
+
+  for (int i = 1; i <= 9; ++i) {
+    std::string strbuf;
+
+    const char c = '0' + i;
+    strbuf += c;
+
+    strbuf += "\n\nSubtitle";
+
+    const uint8* const buf = reinterpret_cast<const uint8*>(strbuf.data());
+    const int buflen = static_cast<int>(strbuf.length());
+
+    std::string id, settings, content;
+
+    WebMWebVTTParser::Parse(buf, buflen, &id, &settings, &content);
+    ASSERT_EQ(id.length(), 1);
+    EXPECT_EQ(id[0], c);
+    EXPECT_EQ(settings, "");
+    EXPECT_EQ(content, "Subtitle");
+  }
+}
+
+TEST_F(WebMWebVTTParserTest, TestSettings) {
+  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) {
+    std::string strbuf;
+
+    // blank id
+    strbuf += "\n";

[acolwell GONE FROM CHROMIUM, 2013/05/15 22:42:36]

nit: If you create a helper function along the lines of std::vector<uint8>
EncodeCue(const std::string& id, const std::string& settings, const std::string&
content) I think it would make these tests a little easier to read.

[Matthew Heaney (Chromium), 2013/05/16 22:05:22]

Done.

+
+    // settings
+    strbuf += settings_str[i];
+    strbuf += "\n";
+
+    // content
+    strbuf += "Subtitle";
+
+    const uint8* const buf = reinterpret_cast<const uint8*>(strbuf.data());
+    const int buflen = static_cast<int>(strbuf.length());
+
+    std::string id, settings, content;
+
+    WebMWebVTTParser::Parse(buf, buflen, &id, &settings, &content);
+    EXPECT_EQ(id, "");
+    EXPECT_EQ(settings, settings_str[i]);
+    EXPECT_EQ(content, "Subtitle");
+  }
+}
+
+TEST_F(WebMWebVTTParserTest, TestContent) {
+  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) {
+    std::string strbuf;
+
+    // blank id
+    strbuf += "\n";
+
+    // blank settings
+    strbuf += "\n";
+
+    // content
+    strbuf += content_str[i];
+
+    const uint8* const buf = reinterpret_cast<const uint8*>(strbuf.data());
+    const int buflen = static_cast<int>(strbuf.length());
+
+    std::string id, settings, content;
+
+    WebMWebVTTParser::Parse(buf, buflen, &id, &settings, &content);
+    EXPECT_EQ(id, "");
+    EXPECT_EQ(settings, "");
+    EXPECT_EQ(content, content_str[i]);
+  }
+}
+
+}  // namespace media