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juce_OwnedArray.cpp
/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2022 - Raw Material Software Limited
JUCE is an open source library subject to commercial or open-source
licensing.
The code included in this file is provided under the terms of the ISC license
http://www.isc.org/downloads/software-support-policy/isc-license. Permission
To use, copy, modify, and/or distribute this software for any purpose with or
without fee is hereby granted provided that the above copyright notice and
this permission notice appear in all copies.
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
namespace juce
{
#if JUCE_UNIT_TESTS
static struct OwnedArrayTest : public UnitTest
{
struct Base
{
Base() = default;
virtual ~Base() = default;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Base)
};
struct Derived final : public Base
{
Derived() = default;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Derived)
};
struct DestructorObj
{
DestructorObj (OwnedArrayTest& p,
OwnedArray<DestructorObj>& arr)
: parent (p), objectArray (arr)
{}
~DestructorObj()
{
data = 0;
for (auto* o : objectArray)
{
parent.expect (o != nullptr);
parent.expect (o != this);
if (o != nullptr)
parent.expectEquals (o->data, 956);
}
}
OwnedArrayTest& parent;
OwnedArray<DestructorObj>& objectArray;
int data = 956;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DestructorObj)
};
OwnedArrayTest()
: UnitTest ("OwnedArray", UnitTestCategories::containers)
{}
void runTest() override
{
beginTest ("After converting move construction, ownership is transferred");
{
OwnedArray<Derived> derived { new Derived{}, new Derived{}, new Derived{} };
OwnedArray<Base> base { std::move (derived) };
expectEquals (base.size(), 3);
expectEquals (derived.size(), 0);
}
beginTest ("After converting move assignment, ownership is transferred");
{
OwnedArray<Base> base;
base = OwnedArray<Derived> { new Derived{}, new Derived{}, new Derived{} };
expectEquals (base.size(), 3);
}
beginTest ("Iterate in destructor");
{
{
OwnedArray<DestructorObj> arr;
for (int i = 0; i < 2; ++i)
arr.add (new DestructorObj (*this, arr));
}
OwnedArray<DestructorObj> arr;
for (int i = 0; i < 1025; ++i)
arr.add (new DestructorObj (*this, arr));
while (! arr.isEmpty())
arr.remove (0);
for (int i = 0; i < 1025; ++i)
arr.add (new DestructorObj (*this, arr));
arr.removeRange (1, arr.size() - 3);
for (int i = 0; i < 1025; ++i)
arr.add (new DestructorObj (*this, arr));
arr.set (500, new DestructorObj (*this, arr));
}
}
} ownedArrayTest;
#endif
}
juce::UnitTest
Definition juce_UnitTest.h:70