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Utils: Support more containers with Utils::transform

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Support std::vector and similar classes as input and output.

Change-Id: I1d202d54c18e868ce0e71e4c2b6288565710baa8
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
This commit is contained in:
Tobias Hunger
2017-11-29 15:50:11 +01:00
parent b712b1bc7c
commit b81d788793
2 changed files with 180 additions and 50 deletions
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73
tests/auto/algorithm/tst_algorithm.cpp
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@@ -26,6 +26,7 @@
#include <QtTest>
#include <array>
#include <deque>
#include <memory>
#include <valarray>
@@ -162,6 +163,78 @@ void tst_Algorithm::transform()
const QList<int> trans = Utils::transform(list, &Struct::member);
QCOMPARE(trans, QList<int>({4, 3, 2, 1, 2}));
}
{
// QList -> std::vector
const QList<int> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, [](int i) { return i + 1; });
QCOMPARE(trans, std::vector<int>({2, 3, 4, 5}));
}
{
// QList -> std::vector
const QList<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, &Struct::getMember);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
{
// QList -> std::vector
const QList<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, &Struct::member);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
{
// std::vector -> QList
const std::vector<int> v({1, 2, 3, 4});
const QList<int> trans = Utils::transform<QList>(v, [](int i) { return i + 1; });
QCOMPARE(trans, QList<int>({2, 3, 4, 5}));
}
{
// std::vector -> QList
const std::vector<Struct> v({1, 2, 3, 4});
const QList<int> trans = Utils::transform<QList>(v, &Struct::getMember);
QCOMPARE(trans, QList<int>({1, 2, 3, 4}));
}
{
// std::vector -> QList
const std::vector<Struct> v({1, 2, 3, 4});
const QList<int> trans = Utils::transform<QList>(v, &Struct::member);
QCOMPARE(trans, QList<int>({1, 2, 3, 4}));
}
{
// std::deque -> std::vector
const std::deque<int> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, [](int i) { return i + 1; });
QCOMPARE(trans, std::vector<int>({2, 3, 4, 5}));
}
{
// std::deque -> std::vector
const std::deque<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, &Struct::getMember);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
{
// std::deque -> std::vector
const std::deque<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform<std::vector>(v, &Struct::member);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
{
// std::vector -> std::vector
const std::vector<int> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform(v, [](int i) { return i + 1; });
QCOMPARE(trans, std::vector<int>({2, 3, 4, 5}));
}
{
// std::vector -> std::vector
const std::vector<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform(v, &Struct::getMember);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
{
// std::vector -> std::vector
const std::vector<Struct> v({1, 2, 3, 4});
const std::vector<int> trans = Utils::transform(v, &Struct::member);
QCOMPARE(trans, std::vector<int>({1, 2, 3, 4}));
}
}
void tst_Algorithm::sort()