516bad1942
New unittests to verify TileCache logic on the unit level. Change-Id: Ia36181e850b349abb88ba5f04f1e5244771bacc6 Reviewed-on: https://gerrit.libreoffice.org/24574 Reviewed-by: Ashod Nakashian <ashnakash@gmail.com> Tested-by: Ashod Nakashian <ashnakash@gmail.com>
107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include "config.h"
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#include <cppunit/extensions/HelperMacros.h>
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#include <TileCache.hpp>
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#include "Unit.hpp"
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#include "Util.hpp"
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/// TileCache unit-tests.
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class TileCacheTests : public CPPUNIT_NS::TestFixture
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{
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CPPUNIT_TEST_SUITE(TileCacheTests);
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CPPUNIT_TEST(test);
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CPPUNIT_TEST_SUITE_END();
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void test();
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static
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std::vector<char> genRandomData(const size_t size)
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{
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std::vector<char> v(size);
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v.resize(size);
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auto data = v.data();
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for (size_t i = 0; i < size; ++i)
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{
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data[i] = static_cast<char>(Util::rng::getNext());
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}
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return v;
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}
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static
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std::vector<char> readDataFromFile(std::unique_ptr<std::fstream>& file)
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{
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file->seekg(0, std::ios_base::end);
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const std::streamsize size = file->tellg();
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std::vector<char> v;
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v.resize(size);
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file->seekg(0, std::ios_base::beg);
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file->read(v.data(), size);
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return v;
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}
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public:
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TileCacheTests()
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{
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if (!UnitWSD::init(UnitWSD::UnitType::TYPE_WSD, ""))
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{
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throw std::runtime_error("Failed to load wsd unit test library.");
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}
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}
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};
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void TileCacheTests::test()
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{
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// Create TileCache and pretend the file was modified as recently as
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// now, so it discards the cached data.
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TileCache tc("doc.ods", Poco::Timestamp(), "/tmp/tile_cache_tests");
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int part = 0;
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int width = 256;
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int height = 256;
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int tilePosX = 0;
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int tilePosY = 0;
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int tileWidth = 3840;
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int tileHeight = 3840;
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// No Cache
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auto file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
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CPPUNIT_ASSERT_MESSAGE("found tile when none was expected", !file);
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// Cache Tile
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const auto size = 1024;
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const auto data = genRandomData(size);
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tc.saveTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight, data.data(), size);
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// Find Tile
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file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
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CPPUNIT_ASSERT_MESSAGE("tile not found when expected", file && file->is_open());
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const auto tileData = readDataFromFile(file);
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CPPUNIT_ASSERT_MESSAGE("cached tile corrupted", data == tileData);
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// Invalidate Tiles
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tc.invalidateTiles("invalidatetiles: EMPTY");
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// No Cache
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file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
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CPPUNIT_ASSERT_MESSAGE("found tile when none was expected", !file);
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}
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CPPUNIT_TEST_SUITE_REGISTRATION(TileCacheTests);
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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