KURL not handling NULL m_string members properly.

Source/weborigin/KURLTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 587 matching lines @@
     const char url[] = "http://www.google.com/";
     WebCore::KURL src(WebCore::ParsedURLString, url);
     EXPECT_TRUE(src.string() == url); // This really just initializes the cache.
     WebCore::KURL dest = src.copy();
     EXPECT_TRUE(dest.string() == url); // This really just initializes the cache.
 
     // The pointers should be different for both UTF-8 and UTF-16.
     EXPECT_NE(dest.string().impl(), src.string().impl());
 }
 
+TEST(KURLTest, LastPathComponent)
+{
+    WebCore::KURL url1(WebCore::ParsedURLString, "http://host/path/to/file.txt");
+    EXPECT_EQ("file.txt", url1.lastPathComponent());
+
+    WebCore::KURL invalidUTF8(WebCore::ParsedURLString, "http://a@9%aa%:/path/to/file.txt");
+    EXPECT_EQ(String(), invalidUTF8.lastPathComponent());
+}
+
+TEST(KURLTest, IsHierarchical)
+{
+    WebCore::KURL url1(WebCore::ParsedURLString, "http://host/path/to/file.txt");
+    EXPECT_TRUE(url1.isHierarchical());
+
+    WebCore::KURL invalidUTF8(WebCore::ParsedURLString, "http://a@9%aa%:/path/to/file.txt");
+    EXPECT_FALSE(invalidUTF8.isHierarchical());
+}
+
+TEST(KURLTest, PathAfterLastSlash)
+{
+    WebCore::KURL url1(WebCore::ParsedURLString, "http://host/path/to/file.txt");
+    EXPECT_EQ(20u, url1.pathAfterLastSlash());
+
+    WebCore::KURL invalidUTF8(WebCore::ParsedURLString, "http://a@9%aa%:/path/to/file.txt");
+    EXPECT_EQ(0u, invalidUTF8.pathAfterLastSlash());
+}
+
+TEST(KURLTest, ProtocolIsInHTTPFamily)
+{
+    WebCore::KURL url1(WebCore::ParsedURLString, "http://host/path/to/file.txt");
+    EXPECT_TRUE(url1.protocolIsInHTTPFamily());
+
+    WebCore::KURL invalidUTF8(WebCore::ParsedURLString, "http://a@9%aa%:/path/to/file.txt");
+    EXPECT_FALSE(invalidUTF8.protocolIsInHTTPFamily());
+}
+
 TEST(KURLTest, ProtocolIs)
 {
     WebCore::KURL url1(WebCore::ParsedURLString, "foo://bar");
     EXPECT_TRUE(url1.protocolIs("foo"));
     EXPECT_FALSE(url1.protocolIs("foo-bar"));
 
     WebCore::KURL url2(WebCore::ParsedURLString, "foo-bar:");
     EXPECT_TRUE(url2.protocolIs("foo-bar"));
     EXPECT_FALSE(url2.protocolIs("foo"));
+
+    WebCore::KURL invalidUTF8(WebCore::ParsedURLString, "http://a@9%aa%:");
+    EXPECT_FALSE(invalidUTF8.protocolIs("http"));
+    EXPECT_TRUE(invalidUTF8.protocolIs(""));
 }
 
 } // namespace