utility: boost integration

Added boost components: filesystem and system to the project
environment varibable BOOST_155_DIR targeting the boost_1_55_0 folder is needed

review id = 14

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src/test/CMakeLists.txt

@@ -3,6 +3,7 @@ add_files(
 
 	ConfigManagerTestSuite.h
 	CxxParserTestSuite.h
+	FileSystemTestSuite.h
 	LogManagerTestSuite.h
 	MessageQueueTestSuite.h
 	TestSuiteFixture.cpp

src/test/FileSystemTestSuite.h

@@ -0,0 +1,65 @@
+#include "cxxtest/TestSuite.h"
+
+#include <algorithm>
+#include <string>
+#include <vector>
+
+#include "utility/FileSystem.h"
+
+class FileSystemTestSuite : public CxxTest::TestSuite
+{
+public:
+	void test_find_cpp_files()
+	{
+		std::vector<std::string> extensions;
+		extensions.push_back(".cpp");
+
+		std::vector<std::string> cppFiles = FileSystem::getSourceFilesFromDirectory("data/src",extensions);
+
+		TS_ASSERT_EQUALS(cppFiles.size(), 2)
+		TS_ASSERT(isInVector(cppFiles, "data/src/main.cpp"))
+		TS_ASSERT(isInVector(cppFiles, "data/src/Settings/sample.cpp"))
+	}
+
+	void test_find_h_files()
+	{
+		std::vector<std::string> extensions;
+		extensions.push_back(".h");
+
+		std::vector<std::string> headerFiles = FileSystem::getSourceFilesFromDirectory("data/src",extensions);
+
+		TS_ASSERT_EQUALS(headerFiles.size(), 2)
+		TS_ASSERT(isInVector(headerFiles, "data/src/tictactoe.h"))
+		TS_ASSERT(isInVector(headerFiles, "data/src/Settings/player.h"))
+	}
+
+	void test_find_all_source_files()
+	{
+		std::vector<std::string> extensions;
+		extensions.push_back(".h");
+		extensions.push_back(".hpp");
+		extensions.push_back(".cpp");
+
+		std::vector<std::string> sourceFiles = FileSystem::getSourceFilesFromDirectory("data/src",extensions);
+
+		TS_ASSERT_EQUALS(sourceFiles.size(), 5)
+	}
+
+	void test_filesystem_finds_existing_files()
+	{
+		TS_ASSERT(FileSystem::exists("data/src"))
+		TS_ASSERT(FileSystem::exists("data/src/tictactoe.h"));
+	}
+
+	void test_filesystem_does_not_find_non_existing_files()
+	{
+		TS_ASSERT(!FileSystem::exists("data/foo"));
+		TS_ASSERT(!FileSystem::exists("data/src/blabla.h"));
+	}
+
+private:
+	bool isInVector(const std::vector<std::string>& files, const std::string filename)
+	{
+		return std::end(files) != std::find(std::begin(files), std::end(files), filename);
+	}
+};