diff options
Diffstat (limited to 'test/test-instancing.cpp')
| -rw-r--r-- | test/test-instancing.cpp | 105 |
1 files changed, 95 insertions, 10 deletions
diff --git a/test/test-instancing.cpp b/test/test-instancing.cpp index 2eb3647..8837071 100644 --- a/test/test-instancing.cpp +++ b/test/test-instancing.cpp @@ -1,10 +1,12 @@ #define BOOST_TEST_MODULE instancing +#include "stream_support.hpp" #include "testHelpers.h" #include "testMainWindow.h" #include "ui/applicationBase.h" #include <boost/test/data/test_case.hpp> #include <boost/test/unit_test.hpp> +#include <set> #include <gfx/gl/instanceVertices.h> @@ -20,28 +22,25 @@ BOOST_AUTO_TEST_CASE(createDestroy) BOOST_REQUIRE(data); BOOST_CHECK_EQUAL(0, next); BOOST_CHECK(unused.empty()); + BOOST_CHECK(index.empty()); unmap(); BOOST_CHECK(!data); } -BOOST_AUTO_TEST_CASE(storeRetreive) -{ // Read write raw buffer, not normally allowed - std::vector<int> test(capacity); - map(); - std::copy(test.begin(), test.end(), data); - BOOST_CHECK_EQUAL_COLLECTIONS(test.begin(), test.end(), data, data + capacity); -} - BOOST_AUTO_TEST_CASE(acquireRelease) { { auto proxy = acquire(); *proxy = 20; BOOST_CHECK_EQUAL(1, next); + BOOST_REQUIRE_EQUAL(1, index.size()); + BOOST_CHECK_EQUAL(0, index.front()); + BOOST_CHECK(unused.empty()); } - BOOST_CHECK_EQUAL(1, next); + BOOST_CHECK_EQUAL(0, next); BOOST_CHECK_EQUAL(1, unused.size()); BOOST_CHECK_EQUAL(0, unused.front()); + BOOST_CHECK_EQUAL(1, index.size()); } BOOST_AUTO_TEST_CASE(acquireReleaseMove) @@ -54,9 +53,10 @@ BOOST_AUTO_TEST_CASE(acquireReleaseMove) *proxy2 = 40; BOOST_CHECK_EQUAL(1, next); } - BOOST_CHECK_EQUAL(1, next); + BOOST_CHECK_EQUAL(0, next); BOOST_CHECK_EQUAL(1, unused.size()); BOOST_CHECK_EQUAL(0, unused.front()); + BOOST_CHECK_EQUAL(1, index.size()); } BOOST_AUTO_TEST_CASE(initialize) @@ -78,4 +78,89 @@ BOOST_AUTO_TEST_CASE(resize) BOOST_CHECK_EQUAL_COLLECTIONS(expected.begin(), expected.end(), proxies.begin(), proxies.end()); } +BOOST_AUTO_TEST_CASE(shuffle) +{ + std::vector<decltype(acquire())> proxies; + BOOST_CHECK_EQUAL(0, proxies.emplace_back(acquire(0))); + BOOST_CHECK_EQUAL(1, proxies.emplace_back(acquire(1))); + BOOST_CHECK_EQUAL(2, proxies.emplace_back(acquire(2))); + BOOST_CHECK_EQUAL(3, proxies.emplace_back(acquire(3))); + BOOST_CHECK_EQUAL(4, next); + BOOST_CHECK_EQUAL(data + 0, proxies[0].get()); + BOOST_CHECK_EQUAL(data + 1, proxies[1].get()); + BOOST_CHECK_EQUAL(data + 2, proxies[2].get()); + BOOST_CHECK_EQUAL(data + 3, proxies[3].get()); + BOOST_CHECK(unused.empty()); + BOOST_REQUIRE_EQUAL(4, index.size()); + BOOST_CHECK_EQUAL(0, index[0]); + BOOST_CHECK_EQUAL(1, index[1]); + BOOST_CHECK_EQUAL(2, index[2]); + BOOST_CHECK_EQUAL(3, index[3]); + // Remove 1, 3 moves to [1] + proxies.erase(proxies.begin() + 1); + BOOST_REQUIRE_EQUAL(4, index.size()); + BOOST_REQUIRE_EQUAL(1, unused.size()); + BOOST_CHECK_EQUAL(1, unused[0]); + BOOST_CHECK_EQUAL(data + 0, proxies[0].get()); + BOOST_CHECK_EQUAL(data + 2, proxies[1].get()); + BOOST_CHECK_EQUAL(data + 1, proxies[2].get()); + // Remove 1, 2 moves to [1] + proxies.erase(proxies.begin() + 1); + BOOST_REQUIRE_EQUAL(4, index.size()); + BOOST_REQUIRE_EQUAL(2, unused.size()); + BOOST_CHECK_EQUAL(1, unused[0]); + BOOST_CHECK_EQUAL(2, unused[1]); + BOOST_CHECK_EQUAL(data + 0, proxies[0].get()); + BOOST_CHECK_EQUAL(data + 1, proxies[1].get()); + // Add new, takes 2 at [2] + BOOST_CHECK_EQUAL(4, proxies.emplace_back(acquire(4))); + BOOST_REQUIRE_EQUAL(4, index.size()); + BOOST_REQUIRE_EQUAL(1, unused.size()); + BOOST_CHECK_EQUAL(1, unused[0]); + BOOST_CHECK_EQUAL(data + 0, proxies[0].get()); + BOOST_CHECK_EQUAL(data + 1, proxies[1].get()); + BOOST_CHECK_EQUAL(data + 2, proxies[2].get()); +} + +BOOST_DATA_TEST_CASE(shuffle_random, boost::unit_test::data::xrange(0, 10), x) +{ + std::ignore = x; + std::mt19937 gen(std::random_device {}()); + std::map<int, InstanceVertices<int>::InstanceProxy> proxies; + const std::string_view actions = "aaaaaaaarararrraarrrararararaarrrarararararararararraarrrraaaarararaararar"; + int n {}; + for (const auto action : actions) { + switch (action) { + case 'a': + BOOST_REQUIRE_EQUAL(n, proxies.emplace(n, acquire(n)).first->second); + n++; + break; + case 'r': + BOOST_REQUIRE(!proxies.empty()); + auto e = std::next(proxies.begin(), + std::uniform_int_distribution<> {0, static_cast<int>(proxies.size() - 1)}(gen)); + proxies.erase(e); + break; + } + + BOOST_REQUIRE_EQUAL(next, proxies.size()); + for (const auto & [n, p] : proxies) { + BOOST_REQUIRE_EQUAL(n, p); + } + std::set<size_t> iused; + for (size_t i {}; i < index.size(); i++) { + if (std::find(unused.begin(), unused.end(), i) == unused.end()) { + iused.emplace(index[i]); + } + } + BOOST_TEST_CONTEXT(index) { + BOOST_REQUIRE_EQUAL(iused.size(), next); + if (!iused.empty()) { + BOOST_REQUIRE_EQUAL(*iused.begin(), 0); + BOOST_REQUIRE_EQUAL(*iused.rbegin(), next - 1); + } + } + } +} + BOOST_AUTO_TEST_SUITE_END() |