static void test_string_trim_right() {
char *string;
string = string_duplicate("Hola");
string_trim_right(&string);
CU_ASSERT_STRING_EQUAL(string, "Hola");
free(string);
string = string_duplicate("Hola ");
string_trim_right(&string);
CU_ASSERT_STRING_EQUAL(string, "Hola");
free(string);
}
/* METHOD: diffNoSpace
* ARGS: student: the student generated output file contents as a string
* instructor: the instructor expected output file contents as a string
* RETURN: Change: The difference of the two strings
* PURPOSE: diffNoSpace is a helper function to the diffLineNoSpace function.
* diffNoSpace does a per character comparison not including white space but
* including new lines. The strings are not changed in this comparison. Runs
* in linear time with respect to the longer string.
*/
Change diffNoSpace ( const std::string& _student,
const std::string& _instructor ) {
Change differences;
differences.a_start = 0;
differences.b_start = 0;
std::string student = string_trim_right( _student );
std::string instructor = string_trim_right( _instructor );
unsigned int i = 0;
unsigned int j = 0;
while ( i != student.size() && j != instructor.size() ) {
if ( student[i] == ' ' ) {
i++;
continue;
}
if ( instructor[j] == ' ' ) {
j++;
continue;
}
if ( student[i] != instructor[j] ) {
differences.a_changes.push_back( i );
differences.b_changes.push_back( j );
}
i++;
j++;
}
while ( i != student.size() ) {
if ( student[i] != ' ' )
differences.a_changes.push_back( i );
i++;
}
while ( j != instructor.size() ) {
if ( instructor[j] != ' ' )
differences.b_changes.push_back( j );
j++;
}
return differences;
}
int
main(int argc, char **argv)
{
char *src = NULL;
char *module = NULL;
char dst[256];
/* 去除字符串尾部的无效字符 */
printf("******************************\n");
src = "agege g egegge ge\t\n#\n";
module = "\t\n#";
dst[0] = '\0';
if (string_trim_right(src, dst, module) < 0) {
printf("函数调用错误！\n");
exit(-1);
}
printf("源字符串:%s\n"
"模式字符串:%s\n"
"结果字符串:%s\n\n",
src, module, dst);
printf("******************************\n");
return 0;
}
/**
* @NAME: string_trim
* @DESC: Remueve todos los caracteres
* vacios de la derecha y la izquierda
*/
void string_trim(char** text) {
string_trim_left(text);
string_trim_right(text);
}
static struct value *global_SCOPEcalein_trim_SPACEright_ARG(struct value *s) {
string_trim_right(value_string_value(s));
value_remove_reference(s);
return s;
}
