diff --git a/src/test/java/org/casbin/jcasbin/main/AbacAPIUnitTest.java b/src/test/java/org/casbin/jcasbin/main/AbacAPIUnitTest.java
index 3ddc7bfa..7a252eb0 100644
--- a/src/test/java/org/casbin/jcasbin/main/AbacAPIUnitTest.java
+++ b/src/test/java/org/casbin/jcasbin/main/AbacAPIUnitTest.java
@@ -14,7 +14,6 @@
 
 package org.casbin.jcasbin.main;
 
-import org.casbin.jcasbin.util.Util;
 import org.junit.Test;
 
 import java.util.ArrayList;
@@ -24,7 +23,6 @@
 
 import static org.casbin.jcasbin.main.TestUtil.testDomainEnforce;
 import static org.casbin.jcasbin.main.TestUtil.testEnforce;
-import static org.junit.Assert.*;
 
 public class AbacAPIUnitTest {
     @Test
@@ -46,6 +44,15 @@ public void testEval() {
         alice.setAge(60);
         testEnforce(e, alice, "/data2", "read", false);
         testEnforce(e, alice, "/data2", "write", false);
+
+        List<String> rule = new ArrayList<>();
+        rule.add("\"r.sub.name == 'alice,green'\"");
+        rule.add("data1");
+        rule.add("read");
+        e.addPolicy(rule);
+
+        TestEvalRule aliceGreen = new TestEvalRule("alice,green", 18);
+        testEnforce(e, aliceGreen, "data1", "read", true);
     }
 
     @Test
@@ -61,34 +68,6 @@ public void testEvalWithDomain() {
         testDomainEnforce(e, "bob", "domain2", "data2", "read", true);
     }
 
-    @Test
-    public void testEvalWithComma() {
-        Enforcer e = new Enforcer("examples/abac_rule_model.conf");
-        List<String> rule = new ArrayList<>();
-        rule.add("\"let test=seq.set('alice','bob');include(test,r.sub.name)\"");
-        rule.add("data1");
-        rule.add("read");
-        List<String> newRule = new ArrayList<>();
-        newRule.add("\"let test=seq.set('bob');include(test,r.sub.name)\"");
-        newRule.add("data1");
-        newRule.add("read");
-        assertTrue(e.addPolicy(rule));
-        assertFalse(e.addPolicy(rule));
-
-        Map<String, Object> sub = new HashMap<>();
-        sub.put("name", "alice");
-
-        testEnforce(e, sub, "data1", "read", true);
-
-        assertTrue(e.updatePolicy("p", "p", rule, newRule));
-        testEnforce(e, sub, "data1", "read", false);
-        sub.put("name", "bob");
-        testEnforce(e, sub, "data1", "read", true);
-
-        assertTrue(e.removePolicy(newRule));
-        testEnforce(e, sub, "data1", "read", false);
-    }
-
     @Test
     public void testABACMapRequest() {
         Enforcer e = new Enforcer("examples/abac_rule_map_model.conf");