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      1 // Copyright (c) 2012 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 "base/strings/string_split.h"
      7 #include "base/strings/utf_string_conversions.h"
      8 #include "net/base/mime_util.h"
      9 #include "testing/gtest/include/gtest/gtest.h"
     10 
     11 namespace net {
     12 
     13 TEST(MimeUtilTest, ExtensionTest) {
     14   const struct {
     15     const base::FilePath::CharType* extension;
     16     const char* mime_type;
     17     bool valid;
     18   } tests[] = {
     19     { FILE_PATH_LITERAL("png"), "image/png", true },
     20     { FILE_PATH_LITERAL("css"), "text/css", true },
     21     { FILE_PATH_LITERAL("pjp"), "image/jpeg", true },
     22     { FILE_PATH_LITERAL("pjpeg"), "image/jpeg", true },
     23     { FILE_PATH_LITERAL("not an extension / for sure"), "", false },
     24   };
     25 
     26   std::string mime_type;
     27   bool rv;
     28 
     29   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
     30     rv = GetMimeTypeFromExtension(tests[i].extension, &mime_type);
     31     EXPECT_EQ(tests[i].valid, rv);
     32     if (rv)
     33       EXPECT_EQ(tests[i].mime_type, mime_type);
     34   }
     35 }
     36 
     37 TEST(MimeUtilTest, FileTest) {
     38   const struct {
     39     const base::FilePath::CharType* file_path;
     40     const char* mime_type;
     41     bool valid;
     42   } tests[] = {
     43     { FILE_PATH_LITERAL("c:\\foo\\bar.css"), "text/css", true },
     44     { FILE_PATH_LITERAL("c:\\blah"), "", false },
     45     { FILE_PATH_LITERAL("/usr/local/bin/mplayer"), "", false },
     46     { FILE_PATH_LITERAL("/home/foo/bar.css"), "text/css", true },
     47     { FILE_PATH_LITERAL("/blah."), "", false },
     48     { FILE_PATH_LITERAL("c:\\blah."), "", false },
     49   };
     50 
     51   std::string mime_type;
     52   bool rv;
     53 
     54   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
     55     rv = GetMimeTypeFromFile(base::FilePath(tests[i].file_path),
     56                                   &mime_type);
     57     EXPECT_EQ(tests[i].valid, rv);
     58     if (rv)
     59       EXPECT_EQ(tests[i].mime_type, mime_type);
     60   }
     61 }
     62 
     63 TEST(MimeUtilTest, LookupTypes) {
     64   EXPECT_FALSE(IsUnsupportedTextMimeType("text/banana"));
     65   EXPECT_TRUE(IsUnsupportedTextMimeType("text/vcard"));
     66 
     67   EXPECT_TRUE(IsSupportedImageMimeType("image/jpeg"));
     68   EXPECT_FALSE(IsSupportedImageMimeType("image/lolcat"));
     69   EXPECT_TRUE(IsSupportedNonImageMimeType("text/html"));
     70   EXPECT_TRUE(IsSupportedNonImageMimeType("text/css"));
     71   EXPECT_TRUE(IsSupportedNonImageMimeType("text/"));
     72   EXPECT_TRUE(IsSupportedNonImageMimeType("text/banana"));
     73   EXPECT_FALSE(IsSupportedNonImageMimeType("text/vcard"));
     74   EXPECT_FALSE(IsSupportedNonImageMimeType("application/virus"));
     75   EXPECT_TRUE(IsSupportedNonImageMimeType("application/x-x509-user-cert"));
     76 #if defined(OS_ANDROID)
     77   EXPECT_TRUE(IsSupportedNonImageMimeType("application/x-x509-ca-cert"));
     78   EXPECT_TRUE(IsSupportedNonImageMimeType("application/x-pkcs12"));
     79 #endif
     80 
     81   EXPECT_TRUE(IsSupportedMimeType("image/jpeg"));
     82   EXPECT_FALSE(IsSupportedMimeType("image/lolcat"));
     83   EXPECT_TRUE(IsSupportedMimeType("text/html"));
     84   EXPECT_TRUE(IsSupportedMimeType("text/banana"));
     85   EXPECT_FALSE(IsSupportedMimeType("text/vcard"));
     86   EXPECT_FALSE(IsSupportedMimeType("application/virus"));
     87 }
     88 
     89 TEST(MimeUtilTest, MatchesMimeType) {
     90   EXPECT_TRUE(MatchesMimeType("*", "video/x-mpeg"));
     91   EXPECT_TRUE(MatchesMimeType("video/*", "video/x-mpeg"));
     92   EXPECT_TRUE(MatchesMimeType("video/*", "video/*"));
     93   EXPECT_TRUE(MatchesMimeType("video/x-mpeg", "video/x-mpeg"));
     94   EXPECT_TRUE(MatchesMimeType("application/*+xml",
     95                                    "application/html+xml"));
     96   EXPECT_TRUE(MatchesMimeType("application/*+xml", "application/+xml"));
     97   EXPECT_TRUE(MatchesMimeType("aaa*aaa", "aaaaaa"));
     98   EXPECT_TRUE(MatchesMimeType("*", std::string()));
     99   EXPECT_FALSE(MatchesMimeType("video/", "video/x-mpeg"));
    100   EXPECT_FALSE(MatchesMimeType(std::string(), "video/x-mpeg"));
    101   EXPECT_FALSE(MatchesMimeType(std::string(), std::string()));
    102   EXPECT_FALSE(MatchesMimeType("video/x-mpeg", std::string()));
    103   EXPECT_FALSE(MatchesMimeType("application/*+xml", "application/xml"));
    104   EXPECT_FALSE(MatchesMimeType("application/*+xml",
    105                                     "application/html+xmlz"));
    106   EXPECT_FALSE(MatchesMimeType("application/*+xml",
    107                                     "applcation/html+xml"));
    108   EXPECT_FALSE(MatchesMimeType("aaa*aaa", "aaaaa"));
    109 
    110   EXPECT_TRUE(MatchesMimeType("*", "video/x-mpeg;param=val"));
    111   EXPECT_TRUE(MatchesMimeType("video/*", "video/x-mpeg;param=val"));
    112   EXPECT_FALSE(MatchesMimeType("video/*;param=val", "video/mpeg"));
    113   EXPECT_FALSE(MatchesMimeType("video/*;param=val", "video/mpeg;param=other"));
    114   EXPECT_TRUE(MatchesMimeType("video/*;param=val", "video/mpeg;param=val"));
    115   EXPECT_TRUE(MatchesMimeType("video/x-mpeg", "video/x-mpeg;param=val"));
    116   EXPECT_TRUE(MatchesMimeType("video/x-mpeg;param=val",
    117                               "video/x-mpeg;param=val"));
    118   EXPECT_FALSE(MatchesMimeType("video/x-mpeg;param2=val2",
    119                                "video/x-mpeg;param=val"));
    120   EXPECT_FALSE(MatchesMimeType("video/x-mpeg;param2=val2",
    121                                "video/x-mpeg;param2=val"));
    122   EXPECT_TRUE(MatchesMimeType("video/x-mpeg;param=val",
    123                               "video/x-mpeg;param=val;param2=val2"));
    124   EXPECT_TRUE(MatchesMimeType("video/x-mpeg;param=val;param2=val2",
    125                               "video/x-mpeg;param=val;param2=val2"));
    126   EXPECT_TRUE(MatchesMimeType("video/x-mpeg;param2=val2;param=val",
    127                               "video/x-mpeg;param=val;param2=val2"));
    128   EXPECT_FALSE(MatchesMimeType("video/x-mpeg;param3=val3;param=val",
    129                                "video/x-mpeg;param=val;param2=val2"));
    130   EXPECT_TRUE(MatchesMimeType("video/x-mpeg;param=val ;param2=val2 ",
    131                               "video/x-mpeg;param=val;param2=val2"));
    132 
    133   EXPECT_TRUE(MatchesMimeType("*/*;param=val", "video/x-mpeg;param=val"));
    134   EXPECT_FALSE(MatchesMimeType("*/*;param=val", "video/x-mpeg;param=val2"));
    135 
    136   EXPECT_TRUE(MatchesMimeType("*", "*"));
    137   EXPECT_TRUE(MatchesMimeType("*", "*/*"));
    138   EXPECT_TRUE(MatchesMimeType("*/*", "*/*"));
    139   EXPECT_TRUE(MatchesMimeType("*/*", "*"));
    140   EXPECT_TRUE(MatchesMimeType("video/*", "video/*"));
    141   EXPECT_FALSE(MatchesMimeType("video/*", "*/*"));
    142   EXPECT_FALSE(MatchesMimeType("video/*;param=val", "video/*"));
    143   EXPECT_TRUE(MatchesMimeType("video/*;param=val", "video/*;param=val"));
    144   EXPECT_FALSE(MatchesMimeType("video/*;param=val", "video/*;param=val2"));
    145 
    146   EXPECT_TRUE(MatchesMimeType("ab*cd", "abxxxcd"));
    147   EXPECT_TRUE(MatchesMimeType("ab*cd", "abx/xcd"));
    148   EXPECT_TRUE(MatchesMimeType("ab/*cd", "ab/xxxcd"));
    149 }
    150 
    151 // Note: codecs should only be a list of 2 or fewer; hence the restriction of
    152 // results' length to 2.
    153 TEST(MimeUtilTest, ParseCodecString) {
    154   const struct {
    155     const char* original;
    156     size_t expected_size;
    157     const char* results[2];
    158   } tests[] = {
    159     { "\"bogus\"",                  1, { "bogus" }            },
    160     { "0",                          1, { "0" }                },
    161     { "avc1.42E01E, mp4a.40.2",     2, { "avc1",   "mp4a" }   },
    162     { "\"mp4v.20.240, mp4a.40.2\"", 2, { "mp4v",   "mp4a" }   },
    163     { "mp4v.20.8, samr",            2, { "mp4v",   "samr" }   },
    164     { "\"theora, vorbis\"",         2, { "theora", "vorbis" } },
    165     { "",                           0, { }                    },
    166     { "\"\"",                       0, { }                    },
    167     { "\"   \"",                    0, { }                    },
    168     { ",",                          2, { "", "" }             },
    169   };
    170 
    171   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
    172     std::vector<std::string> codecs_out;
    173     ParseCodecString(tests[i].original, &codecs_out, true);
    174     ASSERT_EQ(tests[i].expected_size, codecs_out.size());
    175     for (size_t j = 0; j < tests[i].expected_size; ++j)
    176       EXPECT_EQ(tests[i].results[j], codecs_out[j]);
    177   }
    178 
    179   // Test without stripping the codec type.
    180   std::vector<std::string> codecs_out;
    181   ParseCodecString("avc1.42E01E, mp4a.40.2", &codecs_out, false);
    182   ASSERT_EQ(2u, codecs_out.size());
    183   EXPECT_EQ("avc1.42E01E", codecs_out[0]);
    184   EXPECT_EQ("mp4a.40.2", codecs_out[1]);
    185 }
    186 
    187 TEST(MimeUtilTest, TestIsMimeType) {
    188   std::string nonAscii("application/nonutf8");
    189   EXPECT_TRUE(IsMimeType(nonAscii));
    190 #if defined(OS_WIN)
    191   nonAscii.append(WideToUTF8(std::wstring(L"\u2603")));
    192 #else
    193   nonAscii.append("\u2603");  // unicode snowman
    194 #endif
    195   EXPECT_FALSE(IsMimeType(nonAscii));
    196 
    197   EXPECT_TRUE(IsMimeType("application/mime"));
    198   EXPECT_TRUE(IsMimeType("audio/mime"));
    199   EXPECT_TRUE(IsMimeType("example/mime"));
    200   EXPECT_TRUE(IsMimeType("image/mime"));
    201   EXPECT_TRUE(IsMimeType("message/mime"));
    202   EXPECT_TRUE(IsMimeType("model/mime"));
    203   EXPECT_TRUE(IsMimeType("multipart/mime"));
    204   EXPECT_TRUE(IsMimeType("text/mime"));
    205   EXPECT_TRUE(IsMimeType("TEXT/mime"));
    206   EXPECT_TRUE(IsMimeType("Text/mime"));
    207   EXPECT_TRUE(IsMimeType("TeXt/mime"));
    208   EXPECT_TRUE(IsMimeType("video/mime"));
    209   EXPECT_TRUE(IsMimeType("video/mime;parameter"));
    210   EXPECT_TRUE(IsMimeType("*/*"));
    211   EXPECT_TRUE(IsMimeType("*"));
    212 
    213   EXPECT_TRUE(IsMimeType("x-video/mime"));
    214   EXPECT_TRUE(IsMimeType("X-Video/mime"));
    215   EXPECT_FALSE(IsMimeType("x-video/"));
    216   EXPECT_FALSE(IsMimeType("x-/mime"));
    217   EXPECT_FALSE(IsMimeType("mime/looking"));
    218   EXPECT_FALSE(IsMimeType("text/"));
    219 }
    220 
    221 TEST(MimeUtilTest, TestToIANAMediaType) {
    222   EXPECT_EQ("", GetIANAMediaType("texting/driving"));
    223   EXPECT_EQ("", GetIANAMediaType("ham/sandwich"));
    224   EXPECT_EQ("", GetIANAMediaType(std::string()));
    225   EXPECT_EQ("", GetIANAMediaType("/application/hamsandwich"));
    226 
    227   EXPECT_EQ("application", GetIANAMediaType("application/poodle-wrestler"));
    228   EXPECT_EQ("audio", GetIANAMediaType("audio/mpeg"));
    229   EXPECT_EQ("example", GetIANAMediaType("example/yomomma"));
    230   EXPECT_EQ("image", GetIANAMediaType("image/png"));
    231   EXPECT_EQ("message", GetIANAMediaType("message/sipfrag"));
    232   EXPECT_EQ("model", GetIANAMediaType("model/vrml"));
    233   EXPECT_EQ("multipart", GetIANAMediaType("multipart/mixed"));
    234   EXPECT_EQ("text", GetIANAMediaType("text/plain"));
    235   EXPECT_EQ("video", GetIANAMediaType("video/H261"));
    236 }
    237 
    238 TEST(MimeUtilTest, TestGetExtensionsForMimeType) {
    239   const struct {
    240     const char* mime_type;
    241     size_t min_expected_size;
    242     const char* contained_result;
    243   } tests[] = {
    244     { "text/plain", 2, "txt" },
    245     { "*",          0, NULL  },
    246     { "message/*",  1, "eml" },
    247     { "MeSsAge/*",  1, "eml" },
    248     { "image/bmp",  1, "bmp" },
    249     { "video/*",    6, "mp4" },
    250 #if defined(OS_LINUX) || defined(OS_ANDROID) || defined(OS_IOS)
    251     { "video/*",    6, "mpg" },
    252 #else
    253     { "video/*",    6, "mpeg" },
    254 #endif
    255     { "audio/*",    6, "oga" },
    256     { "aUDIo/*",    6, "wav" },
    257   };
    258 
    259   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
    260     std::vector<base::FilePath::StringType> extensions;
    261     GetExtensionsForMimeType(tests[i].mime_type, &extensions);
    262     ASSERT_TRUE(tests[i].min_expected_size <= extensions.size());
    263 
    264     if (!tests[i].contained_result)
    265       continue;
    266 
    267     bool found = false;
    268     for (size_t j = 0; !found && j < extensions.size(); ++j) {
    269 #if defined(OS_WIN)
    270       if (extensions[j] == UTF8ToWide(tests[i].contained_result))
    271         found = true;
    272 #else
    273       if (extensions[j] == tests[i].contained_result)
    274         found = true;
    275 #endif
    276     }
    277     ASSERT_TRUE(found) << "Must find at least the contained result within "
    278                        << tests[i].mime_type;
    279   }
    280 }
    281 
    282 TEST(MimeUtilTest, TestGetCertificateMimeTypeForMimeType) {
    283   EXPECT_EQ(CERTIFICATE_MIME_TYPE_X509_USER_CERT,
    284             GetCertificateMimeTypeForMimeType("application/x-x509-user-cert"));
    285 #if defined(OS_ANDROID)
    286   // Only Android supports CA Certs and PKCS12 archives.
    287   EXPECT_EQ(CERTIFICATE_MIME_TYPE_X509_CA_CERT,
    288             GetCertificateMimeTypeForMimeType("application/x-x509-ca-cert"));
    289   EXPECT_EQ(CERTIFICATE_MIME_TYPE_PKCS12_ARCHIVE,
    290             GetCertificateMimeTypeForMimeType("application/x-pkcs12"));
    291 #else
    292   EXPECT_EQ(CERTIFICATE_MIME_TYPE_UNKNOWN,
    293             GetCertificateMimeTypeForMimeType("application/x-x509-ca-cert"));
    294   EXPECT_EQ(CERTIFICATE_MIME_TYPE_UNKNOWN,
    295             GetCertificateMimeTypeForMimeType("application/x-pkcs12"));
    296 #endif
    297   EXPECT_EQ(CERTIFICATE_MIME_TYPE_UNKNOWN,
    298             GetCertificateMimeTypeForMimeType("text/plain"));
    299 }
    300 
    301 TEST(MimeUtilTest, TestAddMultipartValueForUpload) {
    302   const char* ref_output = "--boundary\r\nContent-Disposition: form-data;"
    303                            " name=\"value name\"\r\nContent-Type: content type"
    304                            "\r\n\r\nvalue\r\n"
    305                            "--boundary\r\nContent-Disposition: form-data;"
    306                            " name=\"value name\"\r\n\r\nvalue\r\n"
    307                            "--boundary--\r\n";
    308   std::string post_data;
    309   AddMultipartValueForUpload("value name", "value", "boundary",
    310                              "content type", &post_data);
    311   AddMultipartValueForUpload("value name", "value", "boundary",
    312                              "", &post_data);
    313   AddMultipartFinalDelimiterForUpload("boundary", &post_data);
    314   EXPECT_STREQ(ref_output, post_data.c_str());
    315 }
    316 
    317 }  // namespace net
    318