diff --git a/test.cpp b/test.cpp
index 612946f..46bfad8 100644
--- a/test.cpp
+++ b/test.cpp
@@ -23,6 +23,8 @@ struct StreamStringTest : public ::testing::Test
     std::stringstream _stream;
 };
 
+class SingleParamStringTest : public ::testing::TestWithParam<std::tuple<const char*>> {};
+
 ///////////////////////////////////////////////////////////////
 ///                     Testing data                        ///
 ///////////////////////////////////////////////////////////////
@@ -44,6 +46,15 @@ static const std::vector<strcharstr> testvalues2 =
                 std::make_tuple("te", 'j', "tej")
         };
 
+static const std::vector<std::tuple<const char*>> testvalues3 =
+        {
+                std::make_tuple("cica"),
+                std::make_tuple("sajt"),
+                std::make_tuple("sör"),
+                std::make_tuple("C++11"),
+                std::make_tuple("suchInitializerList")
+        };
+
 ///////////////////////////////////////////////////////////////
 ///                         Tests                           ///
 ///////////////////////////////////////////////////////////////
@@ -128,13 +139,14 @@ TEST_P(addCharStringTest, plusEqualsCharable)
 }
 INSTANTIATE_TEST_CASE_P(testGroup1, addCharStringTest, ::testing::ValuesIn(testvalues2));
 
-TEST(StringTest, comparable)
+TEST_P(SingleParamStringTest, comparable)
 {
-    String str1("cica");
-    String str2("cica");
+    String str1(std::get<0>(GetParam()));
+    String str2(std::get<0>(GetParam()));
 
     EXPECT_EQ(str1, str2);
 }
+INSTANTIATE_TEST_CASE_P(testGroup1, SingleParamStringTest, ::testing::ValuesIn(testvalues3));
 
 TEST(StringTest, uninitializedStringCompareThrows)
 {