ladybird/AK/Tests/TestFind.cpp
Linus Groh e265054c12 Everywhere: Remove a bunch of redundant 'AK::' namespace prefixes
This is basically just for consistency, it's quite strange to see
multiple AK container types next to each other, some with and some
without the namespace prefix - we're 'using AK::Foo;' a lot and should
leverage that. :^)
2021-02-26 16:59:56 +01:00

76 lines
2.7 KiB
C++

/*
* Copyright (c) 2021, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
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*
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#include <AK/TestSuite.h>
#include <AK/Array.h>
#include <AK/Find.h>
#include <AK/Vector.h>
TEST_CASE(should_return_end_if_not_in_container)
{
constexpr Array<int, 10> a {};
static_assert(a.end() == AK::find(a.begin(), a.end(), 1));
EXPECT(a.end() == AK::find(a.begin(), a.end(), 1));
}
TEST_CASE(should_return_iterator_to_first_matching_value_in_container)
{
static constexpr Array<int, 10> a { 1, 2, 3, 4, 0, 6, 7, 8, 0, 0 };
constexpr auto expected = a.begin() + 4;
static_assert(expected == AK::find(a.begin(), a.end(), 0));
EXPECT(expected == AK::find(a.begin(), a.end(), 0));
}
TEST_CASE(should_return_iterator_to_first_predicate_matching_value_in_container)
{
static constexpr Array<int, 10> a { 1, 2, 3, 4, 0, 6, 7, 8, 0, 0 };
constexpr auto expected = a.begin() + 4;
static_assert(expected == AK::find_if(a.begin(), a.end(), [](auto v) { return v == 0; }));
EXPECT(expected == AK::find_if(a.begin(), a.end(), [](auto v) { return v == 0; }));
auto find_me = 8;
EXPECT(find_me == *AK::find_if(a.begin(), a.end(), [&](auto v) { return v == find_me; }));
}
TEST_CASE(should_return_index_to_first_predicate_matching_value_in_container)
{
static constexpr Array<int, 10> a { 1, 2, 3, 4, 0, 6, 7, 8, 0, 0 };
static_assert(4 == AK::find_index(a.begin(), a.end(), 0));
EXPECT(4 == AK::find_index(a.begin(), a.end(), 0));
}
TEST_MAIN(Find)