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#include <cxxtools/tz.h>
#include <cxxtools/unit/testsuite.h>
#include <cxxtools/unit/registertest.h>
class TzTest : public cxxtools::unit::TestSuite
{
public:
TzTest()
: cxxtools::unit::TestSuite("tz")
{
registerMethod("local2utc", *this, &TzTest::local2utc);
registerMethod("local2utcNonUnique", *this, &TzTest::local2utcNonUnique);
registerMethod("utc2local", *this, &TzTest::utc2local);
registerMethod("offset", *this, &TzTest::offset);
registerMethod("isDst", *this, &TzTest::isDst);
registerMethod("ownTz", *this, &TzTest::ownTz);
}
void local2utc();
void local2utcNonUnique();
void utc2local();
void offset();
void isDst();
void ownTz();
};
void TzTest::local2utc()
{
{
cxxtools::Tz tz("Europe/Berlin");
cxxtools::LocalDateTime lt(2018, 11, 7, 13, 0, 5);
cxxtools::UtcDateTime ut = tz.toUtc(lt);
CXXTOOLS_UNIT_ASSERT_EQUALS(ut.toString(), cxxtools::UtcDateTime(2018, 11, 7, 12, 0, 5).toString());
}
{
cxxtools::Tz tz("Pacific/Samoa");
cxxtools::LocalDateTime lt(2018, 11, 7, 13, 0, 5);
cxxtools::UtcDateTime ut = tz.toUtc(lt);
CXXTOOLS_UNIT_ASSERT_EQUALS(ut.toString(), cxxtools::UtcDateTime(2018, 11, 8, 0, 0, 5).toString());
}
}
void TzTest::local2utcNonUnique()
{
cxxtools::Tz tz("Europe/Berlin");
cxxtools::LocalDateTime lt(2018, 10, 28, 2, 30, 6);
CXXTOOLS_UNIT_ASSERT_THROW(tz.toUtc(lt), cxxtools::TzAmbiguousLocalTime);
CXXTOOLS_UNIT_ASSERT_NOTHROW(tz.toUtc(lt, true));
CXXTOOLS_UNIT_ASSERT_NOTHROW(tz.toUtc(lt, false));
CXXTOOLS_UNIT_ASSERT_EQUALS(tz.toUtc(lt, true).toString(), "2018-10-28 00:30:06");
CXXTOOLS_UNIT_ASSERT_EQUALS(tz.toUtc(lt, false).toString(), "2018-10-28 01:30:06");
}
void TzTest::utc2local()
{
{
cxxtools::Tz tz("Europe/Berlin");
cxxtools::UtcDateTime ut(2018, 11, 7, 13, 0, 5);
cxxtools::LocalDateTime lt = tz.toLocal(ut);
CXXTOOLS_UNIT_ASSERT_EQUALS(lt.toString(), cxxtools::LocalDateTime(2018, 11, 7, 14, 0, 5).toString());
}
{
cxxtools::Tz tz("Pacific/Samoa");
cxxtools::UtcDateTime ut(2018, 11, 7, 13, 10, 5);
cxxtools::LocalDateTime lt = tz.toLocal(ut);
CXXTOOLS_UNIT_ASSERT_EQUALS(lt.toString(), cxxtools::LocalDateTime(2018, 11, 7, 2, 10, 5).toString());
}
}
void TzTest::offset()
{
cxxtools::Tz tz("Europe/Berlin");
cxxtools::Hours offset = tz.offset(cxxtools::UtcDateTime(2018, 11, 7, 13, 0, 6));
CXXTOOLS_UNIT_ASSERT_EQUALS(offset, cxxtools::Hours(1));
}
void TzTest::isDst()
{
cxxtools::Tz tz("Europe/Berlin");
bool dst = tz.toLocal(cxxtools::UtcDateTime(2018, 11, 7, 13, 0, 4)).isdst();
CXXTOOLS_UNIT_ASSERT(!dst);
dst = tz.toLocal(cxxtools::UtcDateTime(2018, 8, 7, 13, 0, 4)).isdst();
CXXTOOLS_UNIT_ASSERT(dst);
}
void TzTest::ownTz()
{
cxxtools::Tz tz;
// we assume, that reading the current time does not take more that 1 second
cxxtools::DateTime local = cxxtools::DateTime::localtime();
cxxtools::LocalDateTime lt = tz.toLocal(cxxtools::UtcDateTime(cxxtools::DateTime::gmtime()));
cxxtools::Seconds diff = lt - local;
CXXTOOLS_UNIT_ASSERT(diff >= cxxtools::Seconds(0) && diff <= cxxtools::Seconds(1));
}
cxxtools::unit::RegisterTest<TzTest> register_TzTest;
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