ladybird/AK/Tests/TestTypedTransfer.cpp

63 lines
2.3 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/TestSuite.h>
#include <AK/Array.h>
#include <AK/TypedTransfer.h>
struct NonPrimitiveIntWrapper {
NonPrimitiveIntWrapper(int value)
: m_value(value)
{
}
int m_value;
};
TEST_CASE(overlapping_source_and_destination_1)
{
const Array<NonPrimitiveIntWrapper, 6> expected { 3, 4, 5, 6, 5, 6 };
Array<NonPrimitiveIntWrapper, 6> actual { 1, 2, 3, 4, 5, 6 };
AK::TypedTransfer<NonPrimitiveIntWrapper>::copy(actual.data(), actual.data() + 2, 4);
for (size_t i = 0; i < 6; ++i)
EXPECT_EQ(actual[i].m_value, expected[i].m_value);
}
TEST_CASE(overlapping_source_and_destination_2)
{
const Array<NonPrimitiveIntWrapper, 6> expected { 1, 2, 1, 2, 3, 4 };
Array<NonPrimitiveIntWrapper, 6> actual { 1, 2, 3, 4, 5, 6 };
AK::TypedTransfer<NonPrimitiveIntWrapper>::copy(actual.data() + 2, actual.data(), 4);
for (size_t i = 0; i < 6; ++i)
EXPECT_EQ(actual[i].m_value, expected[i].m_value);
}
TEST_MAIN(TypedTransfer)