text: // Copyright (c) 2006-2008 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/basictypes.h"
  #include "net/base/mime_util.h"
  #include "testing/gtest/include/gtest/gtest.h"
  
  namespace {
    class MimeUtilTest : public testing::Test {
    };
  }
  
  TEST(MimeUtilTest, ExtensionTest) {
    const struct {
      const FilePath::CharType* extension;
      const char* mime_type;
      bool valid;
    } tests[] = {
      { FILE_PATH_LITERAL("png"), "image/png", true },
      { FILE_PATH_LITERAL("css"), "text/css", true },
      { FILE_PATH_LITERAL("pjp"), "image/jpeg", true },
      { FILE_PATH_LITERAL("pjpeg"), "image/jpeg", true },
      { FILE_PATH_LITERAL("not an extension / for sure"), "", false },
    };
  
    std::string mime_type;
    bool rv;
  
    for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
      rv = net::GetMimeTypeFromExtension(tests[i].extension, &mime_type);
      EXPECT_EQ(tests[i].valid, rv);
      if (rv)
        EXPECT_EQ(tests[i].mime_type, mime_type);
    }
  }
  
  TEST(MimeUtilTest, FileTest) {
    const struct {
      const FilePath::CharType* file_path;
      const char* mime_type;
      bool valid;
    } tests[] = {
      { FILE_PATH_LITERAL("c:\\foo\\bar.css"), "text/css", true },
      { FILE_PATH_LITERAL("c:\\blah"), "", false },
      { FILE_PATH_LITERAL("/usr/local/bin/mplayer"), "", false },
      { FILE_PATH_LITERAL("/home/foo/bar.css"), "text/css", true },
      { FILE_PATH_LITERAL("/blah."), "", false },
      { FILE_PATH_LITERAL("c:\\blah."), "", false },
    };
  
    std::string mime_type;
    bool rv;
  
    for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
      rv = net::GetMimeTypeFromFile(FilePath(tests[i].file_path),
                                    &mime_type);
      EXPECT_EQ(tests[i].valid, rv);
      if (rv)
        EXPECT_EQ(tests[i].mime_type, mime_type);
    }
  }
  
  TEST(MimeUtilTest, LookupTypes) {
    EXPECT_TRUE(net::IsSupportedImageMimeType("image/jpeg"));
    EXPECT_FALSE(net::IsSupportedImageMimeType("image/lolcat"));
    EXPECT_TRUE(net::IsSupportedNonImageMimeType("text/html"));
    EXPECT_FALSE(net::IsSupportedNonImageMimeType("text/virus"));
  
    EXPECT_TRUE(net::IsSupportedMimeType("image/jpeg"));
    EXPECT_FALSE(net::IsSupportedMimeType("image/lolcat"));
    EXPECT_TRUE(net::IsSupportedMimeType("text/html"));
    EXPECT_FALSE(net::IsSupportedMimeType("text/virus"));
  }
  
  TEST(MimeUtilTest, MatchesMimeType) {
    EXPECT_TRUE(net::MatchesMimeType("*", "video/x-mpeg"));
    EXPECT_TRUE(net::MatchesMimeType("video/*", "video/x-mpeg"));
    EXPECT_TRUE(net::MatchesMimeType("video/x-mpeg", "video/x-mpeg"));
    EXPECT_TRUE(net::MatchesMimeType("application/*+xml",
                                     "application/html+xml"));
    EXPECT_TRUE(net::MatchesMimeType("application/*+xml", "application/+xml"));
    EXPECT_TRUE(net::MatchesMimeType("aaa*aaa", "aaaaaa"));
    EXPECT_FALSE(net::MatchesMimeType("video/", "video/x-mpeg"));
    EXPECT_FALSE(net::MatchesMimeType("", "video/x-mpeg"));
    EXPECT_FALSE(net::MatchesMimeType("", ""));
    EXPECT_FALSE(net::MatchesMimeType("video/x-mpeg", ""));
    EXPECT_FALSE(net::MatchesMimeType("application/*+xml", "application/xml"));
    EXPECT_FALSE(net::MatchesMimeType("application/*+xml",
                                      "application/html+xmlz"));
    EXPECT_FALSE(net::MatchesMimeType("application/*+xml",
                                      "applcation/html+xml"));
    EXPECT_FALSE(net::MatchesMimeType("aaa*aaa", "aaaaa"));
  }
  
  // Note: codecs should only be a list of 2 or fewer; hence the restriction of
  // results' length to 2.
  TEST(MimeUtilTest, ParseCodecString) {
    const struct {
      const char* original;
      size_t expected_size;
      const char* results[2];
    } tests[] = {
      { "\"bogus\"",                  1, { "bogus" }            },
      { "0",                          1, { "0" }                },
      { "avc1.42E01E, mp4a.40.2",     2, { "avc1",   "mp4a" }   },
      { "\"mp4v.20.240, mp4a.40.2\"", 2, { "mp4v",   "mp4a" }   },
      { "mp4v.20.8, samr",            2, { "mp4v",   "samr" }   },
      { "\"theora, vorbis\"",         2, { "theora", "vorbis" } },
      { "",                           1, { "" }                 },
      { "\"\"",                       1, { "" }                 },
      { ",",                          2, { "", "" }             },
    };
  
    for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
      std::vector<std::string> codecs_out;
      net::ParseCodecString(tests[i].original, &codecs_out, true);
      EXPECT_EQ(tests[i].expected_size, codecs_out.size());
      for (size_t j = 0; j < tests[i].expected_size; ++j) {
        EXPECT_EQ(tests[i].results[j], codecs_out[j]);
      }
    }
  
    // Test without stripping the codec type.
    std::vector<std::string> codecs_out;
    net::ParseCodecString("avc1.42E01E, mp4a.40.2", &codecs_out, false);
    EXPECT_EQ(2u, codecs_out.size());
    EXPECT_STREQ("avc1.42E01E", codecs_out[0].c_str());
    EXPECT_STREQ("mp4a.40.2", codecs_out[1].c_str());
  }
  