two operants

Zwei Operanten hintereinander ist nicht erlaubt

test/test.cpp

@@ -33,11 +33,11 @@ TEST_CASE( "Test modulo function", "[calc]") {
   REQUIRE( evaluate("51%") == 0 );
 }
 
-//TEST_CASE("Test sqrt function", "[calc]") {
-//  REQUIRE( evaluate("9sqrt") == 3 );
-//  REQUIRE( evaluate("49sqrt") == 7 );
-//  REQUIRE( evaluate("0sqrt") == 0 );
-//}
+TEST_CASE( "Div by zero not allowed", "[calc]") {
+//   REQUIRE_THROWS( evaluate("40/") );
+//   REQUIRE_THROWS( evaluate("00/") );
+//   REQUIRE_THROWS( evaluate("90/") );
+}
 
 TEST_CASE( "Basic power test", "[calc]") {
   REQUIRE( evaluate("22^") == 4 );