Add non-Windows helper functions tests.

CMakeLists.txt

@@ -158,6 +158,7 @@ set (LOOT_TESTS_SRC "${CMAKE_SOURCE_DIR}/src/tests/main.cpp")
 set (LOOT_TESTS_HEADERS "${CMAKE_SOURCE_DIR}/src/tests/fixtures.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/api/test_api.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/game/test_game_settings.h"
+                        "${CMAKE_SOURCE_DIR}/src/tests/backend/helpers/test_helpers.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/helpers/test_language.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/helpers/test_yaml_set_helpers.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/metadata/test_file.h"

src/tests/backend/helpers/test_helpers.h

@@ -0,0 +1,48 @@
+/*  LOOT
+
+A load order optimisation tool for Oblivion, Skyrim, Fallout 3 and
+Fallout: New Vegas.
+
+Copyright (C) 2014-2015    WrinklyNinja
+
+This file is part of LOOT.
+
+LOOT is free software: you can redistribute
+it and/or modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation, either version 3 of
+the License, or (at your option) any later version.
+
+LOOT is distributed in the hope that it will
+be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with LOOT.  If not, see
+<http://www.gnu.org/licenses/>.
+*/
+
+#ifndef LOOT_TEST_BACKEND_HELPERS
+#define LOOT_TEST_BACKEND_HELPERS
+
+#include "backend/helpers/helpers.h"
+#include "backend/error.h"
+#include "tests/fixtures.h"
+
+class GetCrc32 : public SkyrimTest {};
+
+TEST_F(GetCrc32, MissingFile) {
+    EXPECT_THROW(loot::GetCrc32(dataPath / "Blank.missing.esp"), loot::error);
+}
+
+TEST_F(GetCrc32, ValidFile) {
+    EXPECT_EQ(0x0B5B7B90, loot::GetCrc32(dataPath / "Blank.esp"));
+}
+
+TEST(IntToHexString, PositiveNegativeZeroValues) {
+    EXPECT_EQ("14", loot::IntToHexString(20));
+    EXPECT_EQ("-14", loot::IntToHexString(-20));
+    EXPECT_EQ("0", loot::IntToHexString(0));
+}
+
+#endif

src/tests/main.cpp

@@ -30,6 +30,7 @@
 #include "backend/metadata/test_message_content.h"
 #include "backend/metadata/test_plugin_dirty_info.h"
 #include "backend/metadata/test_tag.h"
+#include "backend/helpers/test_helpers.h"
 #include "backend/helpers/test_language.h"
 #include "backend/helpers/test_yaml_set_helpers.h"