Added 2 unit tests and 1 integration test - fc61801

Author: 61801

liquidjava-verifier/src/test/java/liquidjava/rj_language/TestLiteralInt.java

@@ -4,7 +4,7 @@
 import org.junit.Test;
 import liquidjava.rj_language.ast.LiteralInt;
 
-ublic class TestLiteralInt {
+public class TestLiteralInt {
     @Test
     public void testToString() {
         LiteralInt n = new LiteralInt(61801);