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      1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/basictypes.h"
      6 #include "net/base/mime_util.h"
      7 #include "testing/gtest/include/gtest/gtest.h"
      8 
      9 namespace {
     10   class MimeUtilTest : public testing::Test {
     11   };
     12 }
     13 
     14 TEST(MimeUtilTest, ExtensionTest) {
     15   const struct {
     16     const FilePath::CharType* extension;
     17     const char* mime_type;
     18     bool valid;
     19   } tests[] = {
     20     { FILE_PATH_LITERAL("png"), "image/png", true },
     21     { FILE_PATH_LITERAL("css"), "text/css", true },
     22     { FILE_PATH_LITERAL("pjp"), "image/jpeg", true },
     23     { FILE_PATH_LITERAL("pjpeg"), "image/jpeg", true },
     24     { FILE_PATH_LITERAL("not an extension / for sure"), "", false },
     25   };
     26 
     27   std::string mime_type;
     28   bool rv;
     29 
     30   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
     31     rv = net::GetMimeTypeFromExtension(tests[i].extension, &mime_type);
     32     EXPECT_EQ(tests[i].valid, rv);
     33     if (rv)
     34       EXPECT_EQ(tests[i].mime_type, mime_type);
     35   }
     36 }
     37 
     38 TEST(MimeUtilTest, FileTest) {
     39   const struct {
     40     const FilePath::CharType* file_path;
     41     const char* mime_type;
     42     bool valid;
     43   } tests[] = {
     44     { FILE_PATH_LITERAL("c:\\foo\\bar.css"), "text/css", true },
     45     { FILE_PATH_LITERAL("c:\\blah"), "", false },
     46     { FILE_PATH_LITERAL("/usr/local/bin/mplayer"), "", false },
     47     { FILE_PATH_LITERAL("/home/foo/bar.css"), "text/css", true },
     48     { FILE_PATH_LITERAL("/blah."), "", false },
     49     { FILE_PATH_LITERAL("c:\\blah."), "", false },
     50   };
     51 
     52   std::string mime_type;
     53   bool rv;
     54 
     55   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
     56     rv = net::GetMimeTypeFromFile(FilePath(tests[i].file_path),
     57                                   &mime_type);
     58     EXPECT_EQ(tests[i].valid, rv);
     59     if (rv)
     60       EXPECT_EQ(tests[i].mime_type, mime_type);
     61   }
     62 }
     63 
     64 TEST(MimeUtilTest, LookupTypes) {
     65   EXPECT_EQ(true, net::IsSupportedImageMimeType("image/jpeg"));
     66   EXPECT_EQ(false, net::IsSupportedImageMimeType("image/lolcat"));
     67   EXPECT_EQ(true, net::IsSupportedNonImageMimeType("text/html"));
     68   EXPECT_EQ(false, net::IsSupportedNonImageMimeType("text/virus"));
     69 
     70   EXPECT_EQ(true, net::IsSupportedMimeType("image/jpeg"));
     71   EXPECT_EQ(false, net::IsSupportedMimeType("image/lolcat"));
     72   EXPECT_EQ(true, net::IsSupportedMimeType("text/html"));
     73   EXPECT_EQ(false, net::IsSupportedMimeType("text/virus"));
     74 }
     75 
     76 TEST(MimeUtilTest, MatchesMimeType) {
     77   EXPECT_EQ(true, net::MatchesMimeType("*", "video/x-mpeg"));
     78   EXPECT_EQ(true, net::MatchesMimeType("video/*", "video/x-mpeg"));
     79   EXPECT_EQ(true, net::MatchesMimeType("video/x-mpeg", "video/x-mpeg"));
     80   EXPECT_EQ(true, net::MatchesMimeType("application/*+xml",
     81                                              "application/html+xml"));
     82   EXPECT_EQ(true, net::MatchesMimeType("application/*+xml",
     83                                              "application/+xml"));
     84   EXPECT_EQ(true, net::MatchesMimeType("aaa*aaa",
     85                                              "aaaaaa"));
     86   EXPECT_EQ(false, net::MatchesMimeType("video/", "video/x-mpeg"));
     87   EXPECT_EQ(false, net::MatchesMimeType("", "video/x-mpeg"));
     88   EXPECT_EQ(false, net::MatchesMimeType("", ""));
     89   EXPECT_EQ(false, net::MatchesMimeType("video/x-mpeg", ""));
     90   EXPECT_EQ(false, net::MatchesMimeType("application/*+xml",
     91                                               "application/xml"));
     92   EXPECT_EQ(false, net::MatchesMimeType("application/*+xml",
     93                                               "application/html+xmlz"));
     94   EXPECT_EQ(false, net::MatchesMimeType("application/*+xml",
     95                                               "applcation/html+xml"));
     96   EXPECT_EQ(false, net::MatchesMimeType("aaa*aaa",
     97                                               "aaaaa"));
     98 }
     99 
    100 // Note: codecs should only be a list of 2 or fewer; hence the restriction of
    101 // results' length to 2.
    102 TEST(MimeUtilTest, ParseCodecString) {
    103   const struct {
    104     const char* original;
    105     size_t expected_size;
    106     const char* results[2];
    107   } tests[] = {
    108     { "\"bogus\"",                  1, { "bogus" }            },
    109     { "0",                          1, { "0" }                },
    110     { "avc1.42E01E, mp4a.40.2",     2, { "avc1",   "mp4a" }   },
    111     { "\"mp4v.20.240, mp4a.40.2\"", 2, { "mp4v",   "mp4a" }   },
    112     { "mp4v.20.8, samr",            2, { "mp4v",   "samr" }   },
    113     { "\"theora, vorbis\"",         2, { "theora", "vorbis" } },
    114     { "",                           1, { "" }                 },
    115     { "\"\"",                       1, { "" }                 },
    116     { ",",                          2, { "", "" }             },
    117   };
    118 
    119   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
    120     std::vector<std::string> codecs_out;
    121     net::ParseCodecString(tests[i].original, &codecs_out);
    122     EXPECT_EQ(tests[i].expected_size, codecs_out.size());
    123     for (size_t j = 0; j < tests[i].expected_size; ++j) {
    124       EXPECT_EQ(tests[i].results[j], codecs_out[j]);
    125     }
    126   }
    127 }
    128