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util: Add Join helper to join a list of strings

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This commit is contained in:
MarcoFalke
2019-08-20 14:51:43 -04:00
parent e00ecb3d7a
commit fa8cd6f9c1
4 changed files with 60 additions and 4 deletions
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22
src/test/util_tests.cpp
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@@ -6,11 +6,12 @@
#include <clientversion.h>
#include <sync.h>
#include <test/util.h>
#include <util/strencodings.h>
#include <util/moneystr.h>
#include <util/time.h>
#include <test/setup_common.h>
#include <test/util.h>
#include <util/moneystr.h>
#include <util/strencodings.h>
#include <util/string.h>
#include <util/time.h>
#include <stdint.h>
#include <thread>
@@ -123,6 +124,19 @@ BOOST_AUTO_TEST_CASE(util_HexStr)
);
}
BOOST_AUTO_TEST_CASE(util_Join)
{
// Normal version
BOOST_CHECK_EQUAL(Join({}, ", "), "");
BOOST_CHECK_EQUAL(Join({"foo"}, ", "), "foo");
BOOST_CHECK_EQUAL(Join({"foo", "bar"}, ", "), "foo, bar");
// Version with unary operator
const auto op_upper = [](const std::string& s) { return ToUpper(s); };
BOOST_CHECK_EQUAL(Join<std::string>({}, ", ", op_upper), "");
BOOST_CHECK_EQUAL(Join<std::string>({"foo"}, ", ", op_upper), "FOO");
BOOST_CHECK_EQUAL(Join<std::string>({"foo", "bar"}, ", ", op_upper), "FOO, BAR");
}
BOOST_AUTO_TEST_CASE(util_FormatISO8601DateTime)
{