diff --git a/.travis.yml b/.travis.yml
index fe4a470..d69e00d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,6 @@
 
+language: cpp
+
 install:
   - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
   - sudo apt-get -qq update
@@ -9,12 +11,9 @@ install:
   - which g++
   - g++ -v
 
-language: cpp
-
 compiler:
   - gcc
 
 script:
   - make
-  - sudo make install
-  - make test
\ No newline at end of file
+  - make test
diff --git a/Makefile b/Makefile
index 8bb3149..7b55b72 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,11 @@ format:
 test: $(BIN)/sql_tests $(BIN)/sql_grammar_test
 	bash test/test.sh
 
+# test whete
+test_install:
+	make -C example/
+	./example/example "SELECT * FROM students WHERE name = 'Max Mustermann';"
+
 $(BIN)/sql_tests: library
 	@mkdir -p $(BIN)/
 	$(CC) $(CTESTFLAGS) $(TESTCPP) test/sql_tests.cpp -o $(BIN)/sql_tests -lsqlparser
diff --git a/example/example.cpp b/example/example.cpp
index f5c1ab2..008c92e 100644
--- a/example/example.cpp
+++ b/example/example.cpp
@@ -16,20 +16,21 @@ int main(int argc, char *argv[]) {
     std::string query = argv[1];
 
     // parse a given query
-    hsql::SQLStatementList* result = hsql::SQLParser::parseSQLString(query);
+    hsql::SQLParserResult* result = hsql::SQLParser::parseSQLString(query);
 
     // check whether the parsing was successful
     if (result->isValid) {
         printf("Parsed successfully!\n");
-        printf("Number of statements: %lu\n", result->numStatements());
+        printf("Number of statements: %lu\n", result->size());
 
         for (hsql::SQLStatement* stmt : result->statements) {
             // process the statements...
             hsql::printStatementInfo(stmt);
         }
+
+        return 0;
     } else {
         printf("Invalid SQL!\n");
+        return -1;
     }
-
-    return 0;
 }
\ No newline at end of file
diff --git a/test/test.sh b/test/test.sh
index edf80fd..3df2e42 100755
--- a/test/test.sh
+++ b/test/test.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 
 # has to be executed from the root of the repository
 export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:./