Added unittests for FileFinder::find function.

Signed-off-by: Lukasz Gromanowski <lgromanowski@gmail.com>

apps/openmw_test_suite/CMakeLists.txt

@@ -12,6 +12,7 @@ if (GTEST_FOUND AND GMOCK_FOUND)
 
     file(GLOB UNITTEST_SRC_FILES
         components/misc/test_*.cpp
+        components/file_finder/test_*.cpp
     )
 
     source_group(apps\\openmw_test_suite FILES openmw_test_suite.cpp ${UNITTEST_SRC_FILES})

apps/openmw_test_suite/components/file_finder/test_search.cpp

@@ -0,0 +1,74 @@
+#include <gtest/gtest.h>
+#include <boost/filesystem.hpp>
+#include <fstream>
+
+#include "components/file_finder/search.hpp"
+
+struct SearchTest : public ::testing::Test
+{
+  protected:
+    SearchTest()
+      : mTestDir("./test_dir/")
+    {
+    }
+
+    virtual void SetUp()
+    {
+      boost::filesystem::create_directory(boost::filesystem::path(mTestDir));
+
+      std::ofstream ofs(std::string(mTestDir + "test2.txt").c_str(), std::ofstream::out);
+      ofs << std::endl;
+      ofs.close();
+    }
+
+    virtual void TearDown()
+    {
+      boost::filesystem::remove_all(boost::filesystem::path(mTestDir));
+    }
+
+    std::string mTestDir;
+};
+
+TEST_F(SearchTest, file_not_found)
+{
+  struct Result : public FileFinder::ReturnPath
+  {
+    Result(const boost::filesystem::path& expectedPath)
+      : mExpectedPath(expectedPath)
+    {
+    }
+
+    void add(const boost::filesystem::path& p)
+    {
+      ASSERT_FALSE(p == mExpectedPath);
+    }
+
+    private:
+      boost::filesystem::path mExpectedPath;
+
+  } r(boost::filesystem::path(mTestDir  + "test.txt"));
+
+  FileFinder::find(mTestDir, r, false);
+}
+
+TEST_F(SearchTest, file_found)
+{
+  struct Result : public FileFinder::ReturnPath
+  {
+    Result(const boost::filesystem::path& expectedPath)
+      : mExpectedPath(expectedPath)
+    {
+    }
+
+    void add(const boost::filesystem::path& p)
+    {
+      ASSERT_TRUE(p == mExpectedPath);
+    }
+
+    private:
+      boost::filesystem::path mExpectedPath;
+
+  } r(boost::filesystem::path(mTestDir  + "test2.txt"));
+
+  FileFinder::find(mTestDir, r, false);
+}