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ICU-1794 test u_strHasMoreChar32Than

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X-SVN-Rev: 10003
This commit is contained in:
Markus Scherer 2002-10-09 20:40:19 +00:00
parent 5b9c9d52df
commit 634c3d5a9d
1 changed files with 66 additions and 0 deletions
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66
icu4c/source/test/cintltst/custrtst.c
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@ -35,6 +35,7 @@ static void TestStringCopy(void);
static void TestStringFunctions(void);
static void TestStringSearching(void);
static void TestUnescape(void);
static void TestCountChar32(void);
void addUStringTest(TestNode** root)
{
@ -42,6 +43,7 @@ void addUStringTest(TestNode** root)
addTest(root, &TestStringFunctions, "tsutil/custrtst/TestStringFunctions");
addTest(root, &TestStringSearching, "tsutil/custrtst/TestStringSearching");
addTest(root, &TestUnescape, "tsutil/custrtst/TestUnescape");
addTest(root, &TestCountChar32, "tsutil/custrtst/TestCountChar32");
/* cstrcase.c functions, declared in cucdtst.h */
addTest(root, &TestCaseLower, "tsutil/custrtst/TestCaseLower");
@ -805,3 +807,67 @@ TestUnescape() {
/* ### TODO: test u_unescapeAt() */
}
/* test code point counting functions --------------------------------------- */
/* reference implementation of u_strHasMoreChar32Than() */
static int32_t
_refStrHasMoreChar32Than(const UChar *s, int32_t length, int32_t number) {
int32_t count=u_countChar32(s, length);
return count>number;
}
/* compare the real function against the reference */
static void
_testStrHasMoreChar32Than(const UChar *s, int32_t i, int32_t length, int32_t number) {
if(u_strHasMoreChar32Than(s, length, number)!=_refStrHasMoreChar32Than(s, length, number)) {
log_err("u_strHasMoreChar32Than(s+%d, %d, %d)=%hd is wrong\n",
i, length, number, u_strHasMoreChar32Than(s, length, number));
}
}
static void
TestCountChar32() {
static const UChar string[]={
0x61, 0x62, 0xd800, 0xdc00,
0xd801, 0xdc01, 0x63, 0xd802,
0x64, 0xdc03, 0x65, 0x66,
0xd804, 0xdc04, 0xd805, 0xdc05,
0x67
};
UChar buffer[100];
int32_t i, length, number;
/* test u_strHasMoreChar32Than() with length>=0 */
length=LENGTHOF(string);
while(length>=0) {
for(i=0; i<=length; ++i) {
for(number=-1; number<=((length-i)+2); ++number) {
_testStrHasMoreChar32Than(string+i, i, length-i, number);
}
}
--length;
}
/* test u_strHasMoreChar32Than() with NUL-termination (length=-1) */
length=LENGTHOF(string);
u_memcpy(buffer, string, length);
while(length>=0) {
buffer[length]=0;
for(i=0; i<=length; ++i) {
for(number=-1; number<=((length-i)+2); ++number) {
_testStrHasMoreChar32Than(string+i, i, -1, number);
}
}
--length;
}
/* test u_strHasMoreChar32Than() with NULL string (bad input) */
for(length=-1; length<=1; ++length) {
for(i=0; i<=length; ++i) {
for(number=-2; number<=2; ++number) {
_testStrHasMoreChar32Than(NULL, 0, length, number);
}
}
}
}