Merge branch 'master' into 'master'

unrecognized chars test added

See merge request !11

test/test.cpp

@@ -40,9 +40,9 @@ TEST_CASE( "Test modulo function", "[calc]") {
 }
 
 TEST_CASE( "Div by zero not allowed", "[calc]") {
-//   REQUIRE_THROWS( evaluate("40/") );
-//   REQUIRE_THROWS( evaluate("00/") );
-//   REQUIRE_THROWS( evaluate("90/") );
+   REQUIRE_THROWS( evaluate("40/") );
+   REQUIRE_THROWS( evaluate("00/") );
+   REQUIRE_THROWS( evaluate("90/") );
 }
 
 TEST_CASE( "Basic power test", "[calc]") {
@@ -56,3 +56,7 @@ TEST_CASE( "Two Operants in a row", "[calc]") {
   //REQUIRE_THROWS( evaluate("11/3*+4") );
 }
 
+TEST_CASE( "Unrecognized characters", "[calc]") {
+  REQUIRE_THROWS( evaluate("11+3?4") );
+  REQUIRE_THROWS( evaluate("1F+") );
+}