mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-21 23:20:20 +00:00
d52ffcd830
Rename unsigned_int generator to number_u32. Add generators: - number_u64 - number_f64 - percentage
88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/*
|
|
* Copyright (c) 2020, the SerenityOS developers.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <LibTest/TestCase.h>
|
|
|
|
#include <AK/AllOf.h>
|
|
#include <AK/Array.h>
|
|
#include <AK/Vector.h>
|
|
|
|
using namespace Test::Randomized;
|
|
|
|
TEST_CASE(vacuous_truth)
|
|
{
|
|
constexpr Array<int, 0> a {};
|
|
static_assert(all_of(a.begin(), a.end(), [](auto) { return false; }));
|
|
EXPECT(all_of(a.begin(), a.end(), [](auto) { return false; }));
|
|
}
|
|
|
|
TEST_CASE(all_but_one_false)
|
|
{
|
|
constexpr Array<int, 5> a { 0, 1, 2, 3, 4 };
|
|
static_assert(!all_of(a.begin(), a.end(), [](auto n) { return n != 3; }));
|
|
EXPECT(!all_of(a.begin(), a.end(), [](auto n) { return n != 3; }));
|
|
}
|
|
|
|
RANDOMIZED_TEST_CASE(trivial_all_true)
|
|
{
|
|
GEN(vec, Gen::vector(0, 10, []() { return Gen::number_u64(); }));
|
|
EXPECT(all_of(vec.begin(), vec.end(), [](auto) { return true; }));
|
|
}
|
|
|
|
RANDOMIZED_TEST_CASE(trivial_all_false)
|
|
{
|
|
GEN(vec, Gen::vector(1, 10, []() { return Gen::number_u64(); }));
|
|
EXPECT(!all_of(vec.begin(), vec.end(), [](auto) { return false; }));
|
|
}
|
|
|
|
TEST_CASE(should_determine_if_predicate_applies_to_all_elements_in_container)
|
|
{
|
|
constexpr Array<int, 10> a {};
|
|
|
|
static_assert(all_of(a.begin(), a.end(), [](auto elem) { return elem == 0; }));
|
|
static_assert(!all_of(a.begin(), a.end(), [](auto elem) { return elem == 1; }));
|
|
|
|
EXPECT(all_of(a.begin(), a.end(), [](auto elem) { return elem == 0; }));
|
|
EXPECT(!all_of(a.begin(), a.end(), [](auto elem) { return elem == 1; }));
|
|
}
|
|
|
|
TEST_CASE(container_form)
|
|
{
|
|
constexpr Array a { 10, 20, 30 };
|
|
static_assert(all_of(a, [](auto elem) { return elem > 0; }));
|
|
static_assert(!all_of(a, [](auto elem) { return elem > 10; }));
|
|
EXPECT(all_of(a, [](auto elem) { return elem > 0; }));
|
|
EXPECT(!all_of(a, [](auto elem) { return elem > 10; }));
|
|
|
|
Vector b { 10, 20, 30 };
|
|
EXPECT(all_of(b, [](auto elem) { return elem > 0; }));
|
|
EXPECT(!all_of(b, [](auto elem) { return elem > 10; }));
|
|
|
|
struct ArbitraryIterable {
|
|
struct ArbitraryIterator {
|
|
ArbitraryIterator(int v)
|
|
: value(v)
|
|
{
|
|
}
|
|
|
|
bool operator==(ArbitraryIterator const&) const = default;
|
|
int operator*() const { return value; }
|
|
ArbitraryIterator& operator++()
|
|
{
|
|
++value;
|
|
return *this;
|
|
}
|
|
|
|
int value;
|
|
};
|
|
ArbitraryIterator begin() const { return 0; }
|
|
ArbitraryIterator end() const { return 20; }
|
|
};
|
|
|
|
ArbitraryIterable c;
|
|
EXPECT(all_of(c, [](auto elem) { return elem < 20; }));
|
|
EXPECT(!all_of(c, [](auto elem) { return elem > 10; }));
|
|
}
|