test_coldvector.cpp

#include "cold_vector.h"
#include "test_helpers.h"

#include <catch2/catch_test_macros.hpp>
#include <catch2/generators/catch_generators.hpp>
#include <catch2/generators/catch_generators_adapters.hpp>
#include <catch2/generators/catch_generators_all.hpp>

TEST_CASE("Test ColdVector", "[coldvec]") {
	SECTION("Test Construction") {
		ColdVector<int> t{};
		CHECK(t.size() == 0);
	}

	SECTION("Check placement and access") {
		ColdVector<int, 1> temp{};
		temp.emplace_back(1);
		temp.emplace_back(2);
		temp.emplace_back(3);
		temp.emplace_back(4);
		temp.emplace_back(5);
		CHECK(temp.size() == 5);
		CHECK(temp[0] == 1);
		CHECK(temp[1] == 2);
		CHECK(temp[2] == 3);
		CHECK(temp[3] == 4);
		CHECK(temp[4] == 5);
	}
}

TEST_CASE("Test Iterator", "[coldvec_iter]") {
	std::vector<int> a{1,2,3,4,5,6,7,8,9,10};
	ColdVector<int> testVec{};
	for(auto const& val : a) {
		testVec.emplace_back(val);
	}

	std::size_t idx = 0;
	for(auto itr = testVec.begin(); itr < testVec.end(); itr++) {
		CHECK(*itr == a[idx++]);
	}
}

TEST_CASE("Test Modification and access", "[coldvec_randaccess]") {
	std::vector<int> a{1,2,3,4,5,6,7,8,9,10};
	ColdVector<int> testVec{};
	for(auto const& val : a) {
		testVec.emplace_back(val);
	}

	for(auto& i : testVec) {
		i*=2;
	}

	std::vector<int> b{2,4,6,8,10,12,14,16,18,20};
	std::size_t idx = 0;
	for(auto const& v: b) {
		CHECK(testVec[idx++]  == v);
	}
}

TEST_CASE("Test Iterator works", "[coldvec_iterator]") {
	ColdVector<int> a{1,2,3,4,5,6,7,8,9,10};
	CHECK(a.size() == 10);
	std::size_t idx = 0;
	for(auto const& v : a) {
		CHECK(v == a[idx++]);
	}
}

TEST_CASE("Test Copy Ctor works as expected", "[coldvec_copyctor]") {
	ColdVector<int> a{1,2,3,4,5,6,7,8,9,10};
	ColdVector<int> b{a};
	CHECK(a.size() == b.size());
	for(std::size_t idx = 0; idx < a.size(); idx++) {
		CHECK(a[idx] == b[idx]);
	}

	b[2] = 4;
	CHECK(a[2] != b[2]);
}

TEST_CASE("Test Insert operator works as expected", "[coldvec_insert]") {
	ColdVector<int> a{1,2,3,4,5};
	ColdVector<int> b{6,7,8,9,10};

	a.insert(a.end(),b.begin(),b.end());
	CHECK(a.size() == 10);
	int val = 1;
	for(auto const& v : a) {
		CHECK(v == val++);
	}
}