Added a method to detect all supported "image/*" MIME types

net/base/mime_util_unittest.cc

 // Copyright (c) 2012 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 "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
 #include "net/base/mime_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 51 matching lines @@
     if (rv)
       EXPECT_EQ(tests[i].mime_type, mime_type);
   }
 }
 
 TEST(MimeUtilTest, LookupTypes) {
   EXPECT_FALSE(IsUnsupportedTextMimeType("text/banana"));
   EXPECT_TRUE(IsUnsupportedTextMimeType("text/vcard"));
 
   EXPECT_TRUE(IsSupportedImageMimeType("image/jpeg"));
+  EXPECT_FALSE(IsSupportedImageMimeType("image/svg+xml"));
+  EXPECT_TRUE(IsSupportedImagePrefixedMimeType("image/svg+xml"));
   EXPECT_FALSE(IsSupportedImageMimeType("image/lolcat"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("text/html"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("text/css"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("text/"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("text/banana"));
   EXPECT_FALSE(IsSupportedNonImageMimeType("text/vcard"));
   EXPECT_FALSE(IsSupportedNonImageMimeType("application/virus"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("application/x-x509-user-cert"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("application/json"));
   EXPECT_TRUE(IsSupportedNonImageMimeType("application/+json"));
@@ skipping 362 matching lines @@
   std::string post_data;
   AddMultipartValueForUpload("value name", "value", "boundary",
                              "content type", &post_data);
   AddMultipartValueForUpload("value name", "value", "boundary",
                              "", &post_data);
   AddMultipartFinalDelimiterForUpload("boundary", &post_data);
   EXPECT_STREQ(ref_output, post_data.c_str());
 }
 
 }  // namespace net