diff --git a/ast_generator/ast_generator.py b/ast_generator/ast_generator.py
index 3490121..facbeef 100644
--- a/ast_generator/ast_generator.py
+++ b/ast_generator/ast_generator.py
@@ -2,7 +2,7 @@ import random
 import string
 import xml.etree.ElementTree as ET
 
-from english_words import get_english_words_set
+# from english_words import get_english_words_set
 
 from constants import *
 
@@ -38,7 +38,8 @@ class AstGenerator:
         self.symbol_table.append(global_scope)  # NOTE for debug
         self.current_scope = global_scope
 
-        names = get_english_words_set(['web2'], lower=True)
+        # names = get_english_words_set(['web2'], lower=True)
+        names = random.choices(string.ascii_letters, k=self.settings['properties']['id-length']['max'])
         possible_names = filter(lambda x: self.settings['properties']['id-length']['min'] < len(x)
                                           < self.settings['properties']['id-length']['max'], names)
 
diff --git a/ast_generator/test/test_ast_generator.py b/ast_generator/test/test_ast_generator.py
index ed20b2d..8890367 100644
--- a/ast_generator/test/test_ast_generator.py
+++ b/ast_generator/test/test_ast_generator.py
@@ -267,7 +267,7 @@ class TestGeneration(unittest.TestCase):
     def test_failing_assignment(self):
         self.ast_gen.ast = ET.Element("block")
         self.ast_gen.current_ast_element = self.ast_gen.ast
-        self.ast_gen.generate_main()
+        # self.ast_gen.generate_main()
         with self.assertRaises(ValueError):
             self.ast_gen.generate_assignment()
 
diff --git a/test/test_correctness.py b/test/test_correctness.py
index a256fff..7e229ab 100644
--- a/test/test_correctness.py
+++ b/test/test_correctness.py
@@ -13,7 +13,7 @@ from ast_generator.ast_generator import AstGenerator
 from ast_parser.python_unparser import PythonUnparser
 
 
-class MyTestCase(unittest.TestCase):
+class TestCorrectness(unittest.TestCase):
     @classmethod
     def setUpClass(cls):
         with open("config.yaml", 'r') as stream:
@@ -128,7 +128,30 @@ class MyTestCase(unittest.TestCase):
             print(self.python_unparser.source)
             self.fail(e)
 
+    def test_routine(self):
+        self.ast_gen.ast = ET.Element("block")
+        self.ast_gen.current_ast_element = self.ast_gen.ast
+        self.ast_gen.generate_routine()
 
+        self.python_unparser.xml = self.ast_gen.ast
+        self.python_unparser.unparse()
+
+        try:
+            exec(self.python_unparser.source)
+        except Exception as e:
+            print(self.python_unparser.source)
+            self.fail(e)
+
+    def test_program(self):
+        self.ast_gen.generate_ast()
+        self.python_unparser.xml = self.ast_gen.ast
+        self.python_unparser.unparse()
+
+        try:
+            exec(self.python_unparser.source)
+        except Exception as e:
+            print(self.python_unparser.source)
+            self.fail(e)
 
 if __name__ == '__main__':
     unittest.main()