mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 15:40:19 +00:00
77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
* 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/Optional.h>
|
|
#include <AK/String.h>
|
|
|
|
TEST_CASE(basic_optional)
|
|
{
|
|
Optional<int> x;
|
|
EXPECT_EQ(x.has_value(), false);
|
|
x = 3;
|
|
EXPECT_EQ(x.has_value(), true);
|
|
EXPECT_EQ(x.value(), 3);
|
|
}
|
|
|
|
TEST_CASE(move_optional)
|
|
{
|
|
Optional<int> x;
|
|
EXPECT_EQ(x.has_value(), false);
|
|
x = 3;
|
|
EXPECT_EQ(x.has_value(), true);
|
|
EXPECT_EQ(x.value(), 3);
|
|
|
|
Optional<int> y;
|
|
y = move(x);
|
|
EXPECT_EQ(y.has_value(), true);
|
|
EXPECT_EQ(y.value(), 3);
|
|
EXPECT_EQ(x.has_value(), false);
|
|
}
|
|
|
|
TEST_CASE(optional_leak_1)
|
|
{
|
|
struct Structure {
|
|
Optional<String> str;
|
|
};
|
|
|
|
// This used to leak, it does not anymore.
|
|
Vector<Structure> vec;
|
|
vec.append({ "foo" });
|
|
EXPECT_EQ(vec[0].str.has_value(), true);
|
|
EXPECT_EQ(vec[0].str.value(), "foo");
|
|
}
|
|
|
|
TEST_CASE(short_notation)
|
|
{
|
|
Optional<StringView> value = "foo";
|
|
|
|
EXPECT_EQ(value->length(), 3u);
|
|
EXPECT_EQ(*value, "foo");
|
|
}
|
|
|
|
TEST_MAIN(Optional)
|