Increase the test coverage

Author: gennaroprota

test/dyn_bitset_unit_tests2.cpp

@@ -208,6 +208,13 @@ run_test_cases()
     }
     //=====================================================================
     // Test b.set(pos, len)
+
+      // case size is 0
+    {
+        bitset_type b( std::string( "10" ) ) ;
+        Tests::set_segment( b, 0, 0, true );
+        Tests::set_segment( b, 0, 0, false );
+    }
     { // case size is 1
         bitset_type b( std::string( "0" ) );
         Tests::set_segment( b, 0, 1, true );

test/dyn_bitset_unit_tests3.cpp

@@ -480,6 +480,11 @@ run_test_cases()
         bitset_type a, b;
         Tests::operator_less_than( a, b );
     }
+    {
+        bitset_type a;
+        bitset_type b( std::string( "1" ) );
+        Tests::operator_less_than( a, b );
+    }
     {
         bitset_type a( std::string( "0" ) ), b( std::string( "0" ) );
         Tests::operator_less_than( a, b );
@@ -500,6 +505,10 @@ run_test_cases()
         bitset_type a( std::string( "10" ) ), b( std::string( "111" ) );
         Tests::operator_less_than( a, b );
     }
+    {
+        bitset_type a( std::string( "11" ) ), b( std::string( "111" ) );
+        Tests::operator_less_than( a, b );
+    }
     {
         bitset_type a( long_string ), b( long_string );
         Tests::operator_less_than( a, b );