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/*******************************************************************\
Module: Unit tests of join_string
Author: Diffblue Ltd.
\*******************************************************************/
/// \file
/// join_string Unit Tests
#include <sstream>
#include <string>
#include <vector>
#include <testing-utils/use_catch.h>
#include <util/string_utils.h>
TEST_CASE(
"join_strings() should apply the function argument its passed to the "
"elements of the container",
"[core][utils][string_utils][join_strings]")
{
std::vector<int> vec{1, 2, 3};
auto result = join_strings(
std::ostringstream(),
vec.begin(),
vec.end(),
"-",
[](int x) { return std::to_string(x + 1); })
.str();
REQUIRE(result == "2-3-4");
}
TEST_CASE(
"join_strings() when passed no function argument should apply the default "
"identity function to the elements of the container",
"[core][utils][string_utils][join_strings]")
{
std::vector<int> vec{1, 2, 3};
auto result =
join_strings(std::ostringstream(), vec.begin(), vec.end(), ",").str();
REQUIRE(result == "1,2,3");
}
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