The Tor Browser: xpcom/tests/TestStringAPI.cpp@6474c204b198 (annotated)

xpcom/tests/TestStringAPI.cpp@6474c204b198 (annotated)

xpcom/tests/TestStringAPI.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* 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 <stdio.h>
 #include "nsStringAPI.h"
 #define CHECK(x) \
   _doCheck(x, #x, __LINE__)
 int _doCheck(bool cond, const char* msg, int line) {
   if (cond) return 0;
   fprintf(stderr, "FAIL: line %d: %s\n", line, msg);
   return 1;
 }
 int testEmpty() {
   nsString s;
   return CHECK(0 == s.Length()) +
          CHECK(s.IsEmpty());
 }
 int testAccess() {
   nsString s;
   s.Assign(NS_LITERAL_STRING("hello"));
   int res = CHECK(5 == s.Length()) +
             CHECK(s.EqualsLiteral("hello"));
   const char16_t *it, *end;
   int len = s.BeginReading(&it, &end);
   res += CHECK(5 == len);
   res += CHECK(char16_t('h') == it[0]) +
          CHECK(char16_t('e') == it[1]) +
          CHECK(char16_t('l') == it[2]) +
          CHECK(char16_t('l') == it[3]) +
          CHECK(char16_t('o') == it[4]) +
          CHECK(it + len == end);
   res += CHECK(s[0] == s.First());
   for (int i = 0; i < len; ++i) {
     res += CHECK(s[i] == it[i]);
     res += CHECK(s[i] == s.CharAt(i));
   }
   res += CHECK(it == s.BeginReading());
   res += CHECK(end == s.EndReading());
   return res;
 }
 int testWrite() {
   nsString s(NS_LITERAL_STRING("xyzz"));
   char16_t *begin, *end;
   int res = CHECK(4 == s.Length());
   uint32_t len = s.BeginWriting(&begin, &end, 5);
   res += CHECK(5 == s.Length()) +
          CHECK(5 == len) +
          CHECK(end == begin + 5) +
          CHECK(begin == s.BeginWriting()) +
          CHECK(end == s.EndWriting());
   begin[4] = char16_t('y');
   res += CHECK(s.Equals(NS_LITERAL_STRING("xyzzy")));
   s.SetLength(4);
   res += CHECK(4 == s.Length()) +
          CHECK(s.Equals(NS_LITERAL_STRING("xyzz"))) +
          CHECK(!s.Equals(NS_LITERAL_STRING("xyzzy"))) +
          CHECK(!s.IsEmpty());
   s.Truncate();
   res += CHECK(0 == s.Length()) +
          CHECK(s.IsEmpty());
   const char16_t sample[] = { 's', 'a', 'm', 'p', 'l', 'e', '\0' };
   s.Assign(sample);
   res += CHECK(s.EqualsLiteral("sample"));
   s.Assign(sample, 4);
   res += CHECK(s.EqualsLiteral("samp"));
   s.Assign(char16_t('q'));
   res += CHECK(s.EqualsLiteral("q"));
   return res;
 }
 int testFind() {
   nsString str_haystack;
   nsString str_needle;
   str_needle.AssignLiteral("world");
   int32_t ret = 0;
   ret += CHECK(-1 == str_haystack.Find("world"));
   ret += CHECK(-1 == str_haystack.Find(str_needle));
   str_haystack.AssignLiteral("hello world hello world hello");
   ret += CHECK( 6 == str_haystack.Find("world"));
   ret += CHECK( 6 == str_haystack.Find(str_needle));
   ret += CHECK(-1 == str_haystack.Find("world", 20, false));
   ret += CHECK(-1 == str_haystack.Find(str_needle, 20));
   ret += CHECK(18 == str_haystack.Find("world", 12, false));
   ret += CHECK(18 == str_haystack.Find(str_needle, 12));
   nsCString cstr_haystack;
   nsCString cstr_needle;
   cstr_needle.AssignLiteral("world");
   ret += CHECK(-1 == cstr_haystack.Find("world"));
   ret += CHECK(-1 == cstr_haystack.Find(cstr_needle));
   cstr_haystack.AssignLiteral("hello world hello world hello");
   ret += CHECK( 6 == cstr_haystack.Find("world"));
   ret += CHECK( 6 == cstr_haystack.Find(cstr_needle));
   ret += CHECK(-1 == cstr_haystack.Find(cstr_needle, 20));
   ret += CHECK(18 == cstr_haystack.Find(cstr_needle, 12));
   ret += CHECK( 6 == cstr_haystack.Find("world", 5));
   return ret;
 }
 int testVoid() {
   nsString s;
   int ret = CHECK(!s.IsVoid());
   s.SetIsVoid(false);
   ret += CHECK(!s.IsVoid());
   s.SetIsVoid(true);
   ret += CHECK(s.IsVoid());
   s.SetIsVoid(false);
   ret += CHECK(!s.IsVoid());
   s.SetIsVoid(true);
   s.AssignLiteral("hello");
   ret += CHECK(!s.IsVoid());
   return ret;
 }
 int testRFind() {
   int32_t ret = 0;
   // nsString.RFind
   nsString str_haystack;
   nsString str_needle;
   str_needle.AssignLiteral("world");
   ret += CHECK(-1 == str_haystack.RFind(str_needle));
   ret += CHECK(-1 == str_haystack.RFind("world"));
   str_haystack.AssignLiteral("hello world hElLo woRlD");
   ret += CHECK( 6 == str_haystack.RFind(str_needle));
   ret += CHECK( 6 == str_haystack.RFind(str_needle, -1));
   ret += CHECK( 6 == str_haystack.RFind(str_needle, 17));
   ret += CHECK( 6 == str_haystack.RFind("world", false));
   ret += CHECK(18 == str_haystack.RFind("world", true));
   ret += CHECK( 6 == str_haystack.RFind("world", -1, false));
   ret += CHECK(18 == str_haystack.RFind("world", -1, true));
   ret += CHECK( 6 == str_haystack.RFind("world", 17, false));
   ret += CHECK( 0 == str_haystack.RFind("hello", 0, false));
   ret += CHECK(18 == str_haystack.RFind("world", 19, true));
   ret += CHECK(18 == str_haystack.RFind("world", 22, true));
   ret += CHECK(18 == str_haystack.RFind("world", 23, true));
   // nsCString.RFind
   nsCString cstr_haystack;
   nsCString cstr_needle;
   cstr_needle.AssignLiteral("world");
   ret += CHECK(-1 == cstr_haystack.RFind(cstr_needle));
   ret += CHECK(-1 == cstr_haystack.RFind("world"));
   cstr_haystack.AssignLiteral("hello world hElLo woRlD");
   ret += CHECK( 6 == cstr_haystack.RFind(cstr_needle));
   ret += CHECK( 6 == cstr_haystack.RFind(cstr_needle, -1));
   ret += CHECK( 6 == cstr_haystack.RFind(cstr_needle, 17));
   ret += CHECK( 6 == cstr_haystack.RFind("world", 5));
   ret += CHECK( 0 == cstr_haystack.RFind(nsDependentCString("hello"), 0));
   return ret;
 }
 int testCompressWhitespace() {
   int32_t ret = 0;
   // CompressWhitespace utility function
   nsString s;
   s.AssignLiteral("     ");
   CompressWhitespace(s);
   ret += CHECK(s.EqualsLiteral(""));
   s.AssignLiteral("  no more  leading spaces");
   CompressWhitespace(s);
   ret += CHECK(s.EqualsLiteral("no more leading spaces"));
   s.AssignLiteral("no    more trailing spaces ");
   CompressWhitespace(s);
   ret += CHECK(s.EqualsLiteral("no more trailing spaces"));
   s.AssignLiteral("   hello one    2         three    45        ");
   CompressWhitespace(s);
   ret += CHECK(s.EqualsLiteral("hello one 2 three 45"));
   return ret;
 }
 int main() {
   int rv = 0;
   rv += testEmpty();
   rv += testAccess();
   rv += testWrite();
   rv += testFind();
   rv += testVoid();
   rv += testRFind();
   rv += testCompressWhitespace();
   if (0 == rv) {
     fprintf(stderr, "PASS: StringAPI tests\n");
   }
   return rv;
 }

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xpcom/tests/TestStringAPI.cpp@6474c204b198 (annotated)

xpcom/tests/TestStringAPI.cpp