1 files changed, 254 insertions, 0 deletions
diff --git a/toolkit/components/url-classifier/tests/gtest/TestUrlClassifierUtils.cpp b/toolkit/components/url-classifier/tests/gtest/TestUrlClassifierUtils.cpp
new file mode 100644
index 0000000000..354a47f07d
--- /dev/null
+++ b/toolkit/components/url-classifier/tests/gtest/TestUrlClassifierUtils.cpp
@@ -0,0 +1,254 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <ctype.h>
+#include <stdio.h>
+
+#include <mozilla/RefPtr.h>
+#include "nsEscape.h"
+#include "nsString.h"
+#include "nsUrlClassifierUtils.h"
+#include "stdlib.h"
+
+#include "Common.h"
+
+static char int_to_hex_digit(int32_t i) {
+  NS_ASSERTION((i >= 0) && (i <= 15), "int too big in int_to_hex_digit");
+  return static_cast<char>(((i < 10) ? (i + '0') : ((i - 10) + 'A')));
+}
+
+static void CheckEquals(nsCString& expected, nsCString& actual) {
+  ASSERT_TRUE((expected).Equals((actual)))
+  << "Expected:" << expected.get() << ", Actual:" << actual.get();
+}
+
+static void TestUnescapeHelper(const char* in, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+
+  NS_UnescapeURL(strIn.get(), strIn.Length(), esc_AlwaysCopy, out);
+  CheckEquals(strExp, out);
+}
+
+static void TestEncodeHelper(const char* in, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+  nsUrlClassifierUtils::GetInstance()->SpecialEncode(strIn, true, out);
+  CheckEquals(strExp, out);
+}
+
+static void TestCanonicalizeHelper(const char* in, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+  nsUrlClassifierUtils::GetInstance()->CanonicalizePath(strIn, out);
+  CheckEquals(strExp, out);
+}
+
+static void TestCanonicalNumHelper(const char* in, uint32_t bytes,
+                                   bool allowOctal, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+  nsUrlClassifierUtils::GetInstance()->CanonicalNum(strIn, bytes, allowOctal,
+                                                    out);
+  CheckEquals(strExp, out);
+}
+
+void TestHostnameHelper(const char* in, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+  nsUrlClassifierUtils::GetInstance()->CanonicalizeHostname(strIn, out);
+  CheckEquals(strExp, out);
+}
+
+// Make sure Unescape from nsEncode.h's unescape does what the server does.
+TEST(UrlClassifierUtils, Unescape)
+{
+  // test empty string
+  TestUnescapeHelper("\0", "\0");
+
+  // Test docoding of all characters.
+  nsCString allCharsEncoded, allCharsEncodedLowercase, allCharsAsString;
+  for (int32_t i = 1; i < 256; ++i) {
+    allCharsEncoded.Append('%');
+    allCharsEncoded.Append(int_to_hex_digit(i / 16));
+    allCharsEncoded.Append((int_to_hex_digit(i % 16)));
+
+    allCharsEncodedLowercase.Append('%');
+    allCharsEncodedLowercase.Append(tolower(int_to_hex_digit(i / 16)));
+    allCharsEncodedLowercase.Append(tolower(int_to_hex_digit(i % 16)));
+
+    allCharsAsString.Append(static_cast<char>(i));
+  }
+
+  nsCString out;
+  NS_UnescapeURL(allCharsEncoded.get(), allCharsEncoded.Length(),
+                 esc_AlwaysCopy, out);
+
+  CheckEquals(allCharsAsString, out);
+
+  out.Truncate();
+  NS_UnescapeURL(allCharsEncodedLowercase.get(),
+                 allCharsEncodedLowercase.Length(), esc_AlwaysCopy, out);
+  CheckEquals(allCharsAsString, out);
+
+  // Test %-related edge cases
+  TestUnescapeHelper("%", "%");
+  TestUnescapeHelper("%xx", "%xx");
+  TestUnescapeHelper("%%", "%%");
+  TestUnescapeHelper("%%%", "%%%");
+  TestUnescapeHelper("%%%%", "%%%%");
+  TestUnescapeHelper("%1", "%1");
+  TestUnescapeHelper("%1z", "%1z");
+  TestUnescapeHelper("a%1z", "a%1z");
+  TestUnescapeHelper("abc%d%e%fg%hij%klmno%", "abc%d%e%fg%hij%klmno%");
+
+  // A few more tests
+  TestUnescapeHelper("%25", "%");
+  TestUnescapeHelper("%25%32%35", "%25");
+}
+
+TEST(UrlClassifierUtils, Enc)
+{
+  // Test empty string
+  TestEncodeHelper("", "");
+
+  // Test that all characters we shouldn't encode ([33-34],36,[38,126]) are not.
+  nsCString noenc;
+  for (int32_t i = 33; i < 127; i++) {
+    if (i != 35 && i != 37) {  // skip %
+      noenc.Append(static_cast<char>(i));
+    }
+  }
+  nsCString out;
+  nsUrlClassifierUtils::GetInstance()->SpecialEncode(noenc, false, out);
+  CheckEquals(noenc, out);
+
+  // Test that all the chars that we should encode [0,32],35, 37,[127,255] are
+  nsCString yesAsString, yesExpectedString;
+  for (int32_t i = 1; i < 256; i++) {
+    if (i < 33 || i == 35 || i == 37 || i > 126) {
+      yesAsString.Append(static_cast<char>(i));
+      yesExpectedString.Append('%');
+      yesExpectedString.Append(int_to_hex_digit(i / 16));
+      yesExpectedString.Append(int_to_hex_digit(i % 16));
+    }
+  }
+
+  out.Truncate();
+  nsUrlClassifierUtils::GetInstance()->SpecialEncode(yesAsString, false, out);
+  CheckEquals(yesExpectedString, out);
+
+  TestEncodeHelper("blah//blah", "blah/blah");
+}
+
+TEST(UrlClassifierUtils, Canonicalize)
+{
+  // Test repeated %-decoding. Note: %25 --> %, %32 --> 2, %35 --> 5
+  TestCanonicalizeHelper("%25", "%25");
+  TestCanonicalizeHelper("%25%32%35", "%25");
+  TestCanonicalizeHelper("asdf%25%32%35asd", "asdf%25asd");
+  TestCanonicalizeHelper("%%%25%32%35asd%%", "%25%25%25asd%25%25");
+  TestCanonicalizeHelper("%25%32%35%25%32%35%25%32%35", "%25%25%25");
+  TestCanonicalizeHelper("%25", "%25");
+  TestCanonicalizeHelper(
+      "%257Ea%2521b%2540c%2523d%2524e%25f%255E00%252611%252A22%252833%252944_"
+      "55%252B",
+      "~a!b@c%23d$e%25f^00&11*22(33)44_55+");
+
+  TestCanonicalizeHelper("", "");
+  TestCanonicalizeHelper(
+      "%31%36%38%2e%31%38%38%2e%39%39%2e%32%36/%2E%73%65%63%75%72%65/"
+      "%77%77%77%2E%65%62%61%79%2E%63%6F%6D/",
+      "168.188.99.26/.secure/www.ebay.com/");
+  TestCanonicalizeHelper(
+      "195.127.0.11/uploads/%20%20%20%20/.verify/"
+      ".eBaysecure=updateuserdataxplimnbqmn-xplmvalidateinfoswqpcmlx=hgplmcx/",
+      "195.127.0.11/uploads/%20%20%20%20/.verify/"
+      ".eBaysecure=updateuserdataxplimnbqmn-xplmvalidateinfoswqpcmlx=hgplmcx/");
+  // Added in bug 489455.  %00 should no longer be changed to %01.
+  TestCanonicalizeHelper("%00", "%00");
+}
+
+void TestParseIPAddressHelper(const char* in, const char* expected) {
+  nsCString out, strIn(in), strExp(expected);
+  nsUrlClassifierUtils::GetInstance()->ParseIPAddress(strIn, out);
+  CheckEquals(strExp, out);
+}
+
+TEST(UrlClassifierUtils, ParseIPAddress)
+{
+  TestParseIPAddressHelper("123.123.0.0.1", "");
+  TestParseIPAddressHelper("255.0.0.1", "255.0.0.1");
+  TestParseIPAddressHelper("12.0x12.01234", "12.18.2.156");
+  TestParseIPAddressHelper("276.2.3", "20.2.0.3");
+  TestParseIPAddressHelper("012.034.01.055", "10.28.1.45");
+  TestParseIPAddressHelper("0x12.0x43.0x44.0x01", "18.67.68.1");
+  TestParseIPAddressHelper("167838211", "10.1.2.3");
+  TestParseIPAddressHelper("3279880203", "195.127.0.11");
+  TestParseIPAddressHelper("0x12434401", "18.67.68.1");
+  TestParseIPAddressHelper("413960661", "24.172.137.213");
+  TestParseIPAddressHelper("03053104725", "24.172.137.213");
+  TestParseIPAddressHelper("030.0254.0x89d5", "24.172.137.213");
+  TestParseIPAddressHelper("1.234.4.0377", "1.234.4.255");
+  TestParseIPAddressHelper("1.2.3.00x0", "");
+  TestParseIPAddressHelper("10.192.95.89 xy", "10.192.95.89");
+  TestParseIPAddressHelper("10.192.95.89 xyz", "");
+  TestParseIPAddressHelper("1.2.3.0x0", "1.2.3.0");
+  TestParseIPAddressHelper("1.2.3.4", "1.2.3.4");
+}
+
+TEST(UrlClassifierUtils, CanonicalNum)
+{
+  TestCanonicalNumHelper("", 1, true, "");
+  TestCanonicalNumHelper("10", 0, true, "");
+  TestCanonicalNumHelper("45", 1, true, "45");
+  TestCanonicalNumHelper("0x10", 1, true, "16");
+  TestCanonicalNumHelper("367", 2, true, "1.111");
+  TestCanonicalNumHelper("012345", 3, true, "0.20.229");
+  TestCanonicalNumHelper("0173", 1, true, "123");
+  TestCanonicalNumHelper("09", 1, false, "9");
+  TestCanonicalNumHelper("0x120x34", 2, true, "");
+  TestCanonicalNumHelper("0x12fc", 2, true, "18.252");
+  TestCanonicalNumHelper("3279880203", 4, true, "195.127.0.11");
+  TestCanonicalNumHelper("0x0000059", 1, true, "89");
+  TestCanonicalNumHelper("0x00000059", 1, true, "89");
+  TestCanonicalNumHelper("0x0000067", 1, true, "103");
+}
+
+TEST(UrlClassifierUtils, Hostname)
+{
+  TestHostnameHelper("abcd123;[]", "abcd123;[]");
+  TestHostnameHelper("abc.123", "abc.123");
+  TestHostnameHelper("abc..123", "abc.123");
+  TestHostnameHelper("trailing.", "trailing");
+  TestHostnameHelper("i love trailing dots....", "i%20love%20trailing%20dots");
+  TestHostnameHelper(".leading", "leading");
+  TestHostnameHelper("..leading", "leading");
+  TestHostnameHelper(".dots.", "dots");
+  TestHostnameHelper(".both.", "both");
+  TestHostnameHelper(".both..", "both");
+  TestHostnameHelper("..both.", "both");
+  TestHostnameHelper("..both..", "both");
+  TestHostnameHelper("..a.b.c.d..", "a.b.c.d");
+  TestHostnameHelper("..127.0.0.1..", "127.0.0.1");
+  TestHostnameHelper("AB CD 12354", "ab%20cd%2012354");
+  TestHostnameHelper("\1\2\3\4\112\177", "%01%02%03%04j%7F");
+  TestHostnameHelper("<>.AS/-+", "<>.as/-+");
+  // Added in bug 489455.  %00 should no longer be changed to %01.
+  TestHostnameHelper("%00", "%00");
+}
+
+TEST(UrlClassifierUtils, LongHostname)
+{
+  static const int kTestSize = 1024 * 150;
+  char* str = static_cast<char*>(malloc(kTestSize + 1));
+  memset(str, 'x', kTestSize);
+  str[kTestSize] = '\0';
+
+  nsAutoCString out;
+  nsDependentCString in(str);
+  PRIntervalTime clockStart = PR_IntervalNow();
+  nsUrlClassifierUtils::GetInstance()->CanonicalizeHostname(in, out);
+  PRIntervalTime clockEnd = PR_IntervalNow();
+
+  CheckEquals(in, out);
+
+  printf("CanonicalizeHostname on long string (%dms)\n",
+         PR_IntervalToMilliseconds(clockEnd - clockStart));
+}