An example of the string class.
#ifndef DEBUG
#define DEBUG
#endif
#include <stdio.h>
extern "C" int main()
{
char buff[33];
char *tokens = NULL;
unsigned count = 0;
const char *tp;
const char *array[5];
stringref_t sref = "ABC";
String::fill(buff, 32, ' ');
stringbuf<128> mystr;
assert(
eq_case(
"hello this is a test", *mystr));
assert(
eq_case(
"second test", *testing));
assert(
eq_case(
" Is a test", mystr(-10)));
mystr = " abc 123 \n ";
assert(
eq_case(
"abc 123", String::strip(mystr.data(),
" \n")));
String::set(buff, sizeof(buff), "this is \"a test\"");
while(NULL != (tp = String::token(buff, &tokens, " ", "\"\"")) && count < 4)
array[count++] = tp;
assert(count == 3);
assert(
eq_case(array[2],
"a test"));
uint8_t core[4] = {0x01, 0x10, 0x2f, 0x45};
char hexbuf[12];
assert(String::hexdump(core, hexbuf, "3-1") == 9);
assert(
eq(hexbuf,
"01102f-45"));
uint8_t hcore[4];
String::hexpack(hcore, hexbuf, "3-1");
assert(String::hexdump(hcore, hexbuf, "3-1") == 9);
assert(
eq(hexbuf,
"01102f-45"));
String numstr = "-33.5,25";
Real num1;
Unsigned num2;
numstr % num1 % "," % num2;
assert(num1 == -33.5);
assert(num2 == 25);
assert(numstr.len() == 0);
char *test = strdup(str("hello") + " test" + str((short)13));
assert(
eq(test,
"hello test13"));
char *cdup = dup<char>(test[6]);
assert(
eq(cdup,
"test13"));
String paste_test = "foo";
paste_test.paste(3, "bar", 3);
String paste_test_empty;
paste_test_empty.paste(3, "bar", 3);
assert(
eq(paste_test,
"foobar"));
assert(
eq(paste_test_empty,
"bar"));
assert(String::check("xxx", 3));
assert(!String::check("xxxx", 3));
uint8_t hbuf[2];
hbuf[0] = 0x23;
hbuf[1] = 0xa9;
stringref_t cvs;
charvalues_t cv1 = stringref<auto_release>::create(64);
charvalues_t cv2 = cv1;
snprintf(*cv1, cv1->max(), "test %d\n", 1);
stringref<auto_release>::expand(&cv1, 64);
assert(cv1->max() == 128);
assert(cv2 != cv1);
assert(
eq(*cv1,
"test 1\n"));
cvs.assign(cv1);
assert(cvs.copies() == 1);
assert(
eq(cvs,
"test 1\n"));
assert(cvs.size() == 7);
stringarray_t strs(32, "here");
strs(4, "test");
assert(
eq(strs[4],
"test"));
assert(
eq(strs[7],
"here"));
strs.put(cvs, 7);
assert(cvs.copies() == 32);
assert(
eq(*cvs,
"here"));
stringref_t myref = cvs + " now" + "!";
assert(
eq(*myref,
"here now!"));
stringref_t k1 = "testing phrase";
stringref_t k2 = "testing phrase";
assert(mapkeypath(k1) == (size_t)(70252474772234));
assert(mapkeypath(k1) == mapkeypath(k2));
mapref<Type::Chars,Type::Chars> map;
map("hello", "goodbye");
cvs = map("hello");
assert(
eq(*cvs,
"goodbye"));
return 0;
}
void strfree(char *str)
Matching function for strdup().
Top level include file for the GNU uCommon C++ core library.
Common namespace for all ucommon objects.
String string_t
A convenience type for string.
bool eq(const struct sockaddr *s1, const struct sockaddr *s2)
Compare two socket addresses to see if equal.
T &() max(T &o1, T &o2)
Convenience function to return max of two objects.
bool eq_case(char const *s1, char const *s2)
Compare two null terminated strings if equal ignoring case.