105 lines
2.8 KiB
C++
105 lines
2.8 KiB
C++
#include <gtest/gtest.h>
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#include <interval-map/interval-map.hh>
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#include <type_traits>
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template <typename T> class KeyInterface {
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public:
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explicit KeyInterface(T val) : underlying_(val) {}
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KeyInterface(KeyInterface const&) = default;
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KeyInterface& operator=(KeyInterface const&) = default;
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bool operator<(KeyInterface const& other) const {
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return underlying_ < other.underlying_;
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}
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private:
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T underlying_;
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};
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template <typename T> struct std::numeric_limits<KeyInterface<T>> {
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static KeyInterface<T> lowest() {
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return KeyInterface(std::numeric_limits<T>::lowest());
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}
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};
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static_assert(std::is_copy_constructible_v<KeyInterface<int>>);
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static_assert(std::is_copy_assignable_v<KeyInterface<int>>);
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static_assert(
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std::is_same_v<KeyInterface<int>,
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decltype(std::numeric_limits<KeyInterface<int>>::lowest())>);
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template <typename T> class ValueInterface {
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public:
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explicit ValueInterface(T val) : underlying_(val) {}
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ValueInterface(ValueInterface const&) = default;
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ValueInterface& operator=(ValueInterface const&) = default;
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bool operator==(ValueInterface const& other) const {
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return underlying_ == other.underlying_;
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}
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private:
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T underlying_;
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};
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template <typename T> struct std::numeric_limits<ValueInterface<T>> {
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static ValueInterface<T> lowest() {
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return ValueInterface(std::numeric_limits<T>::lowest());
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}
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};
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static_assert(std::is_copy_constructible_v<ValueInterface<int>>);
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static_assert(std::is_copy_assignable_v<ValueInterface<int>>);
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static_assert(std::is_same_v<
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ValueInterface<int>,
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decltype(std::numeric_limits<ValueInterface<int>>::lowest())>);
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class IntervalMapTest : public testing::Test {
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protected:
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using key_type = char;
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using value_type = int;
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using map_type = amby::interval_map<key_type, value_type>;
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map_type map{0};
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void SetUp() override {
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map = map_type{0};
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}
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};
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TEST_F(IntervalMapTest, minimal_interface) {
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using Key = KeyInterface<char>;
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using Value = ValueInterface<int>;
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auto map = amby::interval_map<Key, Value>{Value(0)};
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ASSERT_EQ(map[Key(0)], Value(0));
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map.assign(Key(0), Key(1), Value(1));
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}
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TEST_F(IntervalMapTest, no_insertion) {
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for (int i = std::numeric_limits<char>::min();
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i <= std::numeric_limits<char>::max(); ++i) {
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ASSERT_EQ(map[i], 0);
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}
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}
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TEST_F(IntervalMapTest, insert_begin_equal_end) {
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map.assign(0, 0, 1);
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for (int i = std::numeric_limits<char>::min();
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i <= std::numeric_limits<char>::max(); ++i) {
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ASSERT_EQ(map[i], 0);
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}
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}
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TEST_F(IntervalMapTest, insert_begin_bigger_than_end) {
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map.assign(1, 0, 1);
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for (int i = std::numeric_limits<char>::min();
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i <= std::numeric_limits<char>::max(); ++i) {
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ASSERT_EQ(map[i], 0);
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}
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}
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