diff --git a/CMakeLists.txt b/CMakeLists.txt
index d742114b..b40a9083 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -157,6 +157,7 @@ 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"
+                        "${CMAKE_SOURCE_DIR}/src/tests/backend/helpers/test_language.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/metadata/test_file.h"
                         "${CMAKE_SOURCE_DIR}/src/tests/backend/metadata/test_formid.h")
 
diff --git a/src/tests/backend/helpers/test_language.h b/src/tests/backend/helpers/test_language.h
new file mode 100644
index 00000000..6b9e8d0f
--- /dev/null
+++ b/src/tests/backend/helpers/test_language.h
@@ -0,0 +1,88 @@
+/*  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_LANGUAGE
+#define LOOT_TEST_BACKEND_HELPERS_LANGUAGE
+
+#include "backend/helpers/language.h"
+#include "tests/fixtures.h"
+
+using loot::Language;
+
+TEST(Language, ConstructorsAndDataAccess) {
+    // Test English code and locale.
+    Language lang(Language::english);
+    EXPECT_EQ(Language::english, lang.Code());
+    EXPECT_EQ("English", lang.Name());
+    EXPECT_EQ("en", lang.Locale());
+
+    lang = Language("en");
+    EXPECT_EQ(Language::english, lang.Code());
+    EXPECT_EQ("English", lang.Name());
+    EXPECT_EQ("en", lang.Locale());
+
+    // Test code and locale for a couple of other languages, in case English
+    // is wrongly being used for everything. No point testing all languages,
+    // because that would just be copying the class code.
+    lang = Language(Language::polish);
+    EXPECT_EQ(Language::polish, lang.Code());
+    EXPECT_EQ("Polski", lang.Name());
+    EXPECT_EQ("pl", lang.Locale());
+
+    lang = Language("de");
+    EXPECT_EQ(Language::german, lang.Code());
+    EXPECT_EQ("Deutsch", lang.Name());
+    EXPECT_EQ("de", lang.Locale());
+
+    // Test that invalid values get treated as English.
+    lang = Language(1000);
+    EXPECT_EQ(Language::english, lang.Code());
+    EXPECT_EQ("English", lang.Name());
+    EXPECT_EQ("en", lang.Locale());
+
+    lang = Language("foo");
+    EXPECT_EQ(Language::english, lang.Code());
+    EXPECT_EQ("English", lang.Name());
+    EXPECT_EQ("en", lang.Locale());
+}
+
+TEST(Language, Codes) {
+    // Check that all the expected codes are given.
+    std::vector<unsigned int> codes = {
+        Language::english,
+        Language::spanish,
+        Language::russian,
+        Language::french,
+        Language::chinese,
+        Language::polish,
+        Language::brazilian_portuguese,
+        Language::finnish,
+        Language::german,
+        Language::danish,
+        Language::korean
+    };
+    EXPECT_EQ(Language::Codes, codes);
+}
+
+#endif
diff --git a/src/tests/main.cpp b/src/tests/main.cpp
index 4cbb60f6..daf4d761 100644
--- a/src/tests/main.cpp
+++ b/src/tests/main.cpp
@@ -25,6 +25,7 @@
 #include "api/test_api.h"
 #include "backend/metadata/test_file.h"
 #include "backend/metadata/test_formid.h"
+#include "backend/helpers/test_language.h"
 
 int main(int argc, char **argv) {
     ::testing::InitGoogleTest(&argc, argv);