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msvcp90: Start rfind from given position.

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This commit is contained in:
Daniel Lehman 2011-12-30 09:45:10 -08:00 committed by Alexandre Julliard
parent 24ff3ad5eb
commit cbe1bcd29f
2 changed files with 48 additions and 2 deletions
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4
dlls/msvcp90/string.c
View file

@ -1624,7 +1624,7 @@ MSVCP_size_t __thiscall MSVCP_basic_string_char_rfind_cstr_substr(
if(pos > this->size-len+1)
pos = this->size-len+1;
end = basic_string_char_const_ptr(this);
for(p=end+pos-1; p>=end; p--) {
for(p=end+pos; p>=end; p--) {
if(*p==*find && !MSVCP_char_traits_char_compare(p, find, len))
return p-basic_string_char_const_ptr(this);
}
@ -3611,7 +3611,7 @@ MSVCP_size_t __thiscall MSVCP_basic_string_wchar_rfind_cstr_substr(
if(pos > this->size-len+1)
pos = this->size-len+1;
end = basic_string_wchar_const_ptr(this);
for(p=end+pos-1; p>=end; p--) {
for(p=end+pos; p>=end; p--) {
if(*p==*find && !MSVCP_char_traits_wchar_compare(p, find, len))
return p-basic_string_wchar_const_ptr(this);
}

46
dlls/msvcp90/tests/string.c
View file

@ -74,6 +74,9 @@ static basic_string_char* (__thiscall *p_basic_string_char_append_substr)(basic_
static int (__thiscall *p_basic_string_char_compare_substr_substr)(basic_string_char*, size_t, size_t, basic_string_char*, size_t, size_t);
static int (__thiscall *p_basic_string_char_compare_substr_cstr_len)(basic_string_char*, size_t, size_t, const char*, size_t);
static size_t (__thiscall *p_basic_string_char_find_cstr_substr)(basic_string_char*, const char*, size_t, size_t);
static size_t (__thiscall *p_basic_string_char_rfind_cstr_substr)(basic_string_char*, const char*, size_t, size_t);
static size_t *p_basic_string_char_npos;
static basic_string_wchar* (__thiscall *p_basic_string_wchar_ctor)(basic_string_wchar*);
static basic_string_wchar* (__thiscall *p_basic_string_wchar_copy_ctor)(basic_string_wchar*, basic_string_wchar*);
@ -219,6 +222,10 @@ static BOOL init(void)
"??$?HDU?$char_traits@D@std@@V?$allocator@D@1@@std@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@AEBV10@PEBD@Z");
SET(p_basic_string_char_find_cstr_substr,
"?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEBA_KPEBD_K1@Z");
SET(p_basic_string_char_rfind_cstr_substr,
"?rfind@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEBA_KPEBD_K1@Z");
SET(p_basic_string_char_npos,
"?npos@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@2_KB");
SET(p_basic_string_wchar_ctor,
"??0?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAA@XZ");
@ -279,6 +286,10 @@ static BOOL init(void)
"??$?HDU?$char_traits@D@std@@V?$allocator@D@1@@std@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@PBD@Z");
SET(p_basic_string_char_find_cstr_substr,
"?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDII@Z");
SET(p_basic_string_char_rfind_cstr_substr,
"?rfind@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDII@Z");
SET(p_basic_string_char_npos,
"?npos@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@2IB");
SET(p_basic_string_wchar_ctor,
"??0?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAE@XZ");
@ -503,6 +514,40 @@ static void test_basic_string_char_find(void) {
call_func1(p_basic_string_char_dtor, &str);
}
static void test_basic_string_char_rfind(void) {
struct rfind_char_test {
const char *str;
const char *find;
size_t pos;
size_t len;
size_t ret;
};
int i;
basic_string_char str;
size_t ret;
struct rfind_char_test tests[] = {
{ "", "a", 0, 1, *p_basic_string_char_npos }, /* empty string */
{ "a", "", 0, 0, 0 }, /* empty find */
{ "aaa", "aaa", 0, 3, 0 }, /* simple case */
{ "aaa", "a", 0, 1, 0 }, /* start of string */
{ "aaa", "a", 2, 1, 2 }, /* end of string */
{ "aaa", "a", *p_basic_string_char_npos, 1, 2 }, /* off == npos */
{ "aaa", "z", 0, 1, *p_basic_string_char_npos } /* can't find */
};
for(i=0; i<sizeof(tests)/sizeof(tests[0]); i++) {
call_func2(p_basic_string_char_ctor_cstr, &str, tests[i].str);
ret = (size_t)call_func4(p_basic_string_char_rfind_cstr_substr, &str,
tests[i].find, tests[i].pos, tests[i].len);
ok(ret == tests[i].ret, "str = '%s' find = '%s' ret = %lu\n",
tests[i].str, tests[i].find, (unsigned long)ret);
call_func1(p_basic_string_char_dtor, &str);
}
}
static void test_basic_string_wchar(void) {
static const wchar_t test[] = { 't','e','s','t',0 };
@ -614,6 +659,7 @@ START_TEST(string)
test_basic_string_char_compare();
test_basic_string_char_concatenate();
test_basic_string_char_find();
test_basic_string_char_rfind();
test_basic_string_wchar();
test_basic_string_wchar_swap();