[Libreoffice-commits] online.git: loolwsd/test

[Ashod Nakashian]

 loolwsd/test/Makefile.am        |   14 ++++-
 loolwsd/test/TileCacheTests.cpp |  107 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 119 insertions(+), 2 deletions(-)

New commits:
commit 516bad1942e007aed15e81544e57d1600e6a2996
Author: Ashod Nakashian <ashod.nakashian at collabora.co.uk>
Date:   Sun May 1 12:35:42 2016 -0400

    loolwsd: TileCache whitebox tests
    
    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 at gmail.com>
    Tested-by: Ashod Nakashian <ashnakash at gmail.com>

diff --git a/loolwsd/test/Makefile.am b/loolwsd/test/Makefile.am
index d46d336..2587cec 100644
--- a/loolwsd/test/Makefile.am
+++ b/loolwsd/test/Makefile.am
@@ -14,8 +14,18 @@ MAGIC_TO_FORCE_SHLIB_CREATION = -rpath /dummy
 AM_LDFLAGS = -pthread -module $(MAGIC_TO_FORCE_SHLIB_CREATION)
 AM_CPPFLAGS = -pthread -I$(top_srcdir)
 
-test_CPPFLAGS = -DTDOC=\"$(top_srcdir)/test/data\"
-test_SOURCES = WhiteBoxTests.cpp integration-http-server.cpp httpwstest.cpp httpcrashtest.cpp test.cpp ../LOOLProtocol.cpp
+wsd_sources = \
+            ../IoUtil.cpp \
+            ../Log.cpp \
+            ../LOOLProtocol.cpp \
+            ../TileCache.cpp \
+            ../MessageQueue.cpp \
+            ../Unit.cpp \
+            ../Util.cpp
+
+test_CPPFLAGS = -DTDOC=\"$(top_srcdir)/test/data\" -I$(top_srcdir)
+test_SOURCES = TileCacheTests.cpp WhiteBoxTests.cpp integration-http-server.cpp \
+               httpwstest.cpp httpcrashtest.cpp test.cpp $(wsd_sources)
 test_LDADD = $(CPPUNIT_LIBS)
 
 # unit test modules:
diff --git a/loolwsd/test/TileCacheTests.cpp b/loolwsd/test/TileCacheTests.cpp
new file mode 100644
index 0000000..8667efb
--- /dev/null
+++ b/loolwsd/test/TileCacheTests.cpp
@@ -0,0 +1,107 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "config.h"
+
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <TileCache.hpp>
+#include "Unit.hpp"
+#include "Util.hpp"
+
+/// TileCache unit-tests.
+class TileCacheTests : public CPPUNIT_NS::TestFixture
+{
+    CPPUNIT_TEST_SUITE(TileCacheTests);
+
+    CPPUNIT_TEST(test);
+
+    CPPUNIT_TEST_SUITE_END();
+
+    void test();
+
+    static
+    std::vector<char> genRandomData(const size_t size)
+    {
+        std::vector<char> v(size);
+        v.resize(size);
+        auto data = v.data();
+        for (size_t i = 0; i < size; ++i)
+        {
+            data[i] = static_cast<char>(Util::rng::getNext());
+        }
+
+        return v;
+    }
+
+    static
+    std::vector<char> readDataFromFile(std::unique_ptr<std::fstream>& file)
+    {
+        file->seekg(0, std::ios_base::end);
+        const std::streamsize size = file->tellg();
+
+        std::vector<char> v;
+        v.resize(size);
+
+        file->seekg(0, std::ios_base::beg);
+        file->read(v.data(), size);
+
+        return v;
+    }
+
+public:
+    TileCacheTests()
+    {
+        if (!UnitWSD::init(UnitWSD::UnitType::TYPE_WSD, ""))
+        {
+            throw std::runtime_error("Failed to load wsd unit test library.");
+        }
+    }
+};
+
+void TileCacheTests::test()
+{
+    // Create TileCache and pretend the file was modified as recently as
+    // now, so it discards the cached data.
+    TileCache tc("doc.ods", Poco::Timestamp(), "/tmp/tile_cache_tests");
+
+    int part = 0;
+    int width = 256;
+    int height = 256;
+    int tilePosX = 0;
+    int tilePosY = 0;
+    int tileWidth = 3840;
+    int tileHeight = 3840;
+
+    // No Cache
+    auto file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
+    CPPUNIT_ASSERT_MESSAGE("found tile when none was expected", !file);
+
+    // Cache Tile
+    const auto size = 1024;
+    const auto data = genRandomData(size);
+    tc.saveTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight, data.data(), size);
+
+    // Find Tile
+    file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
+    CPPUNIT_ASSERT_MESSAGE("tile not found when expected", file && file->is_open());
+    const auto tileData = readDataFromFile(file);
+    CPPUNIT_ASSERT_MESSAGE("cached tile corrupted", data == tileData);
+
+    // Invalidate Tiles
+    tc.invalidateTiles("invalidatetiles: EMPTY");
+
+    // No Cache
+    file = tc.lookupTile(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
+    CPPUNIT_ASSERT_MESSAGE("found tile when none was expected", !file);
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(TileCacheTests);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */