diff --git a/JSONObjectTest.java b/JSONObjectTest.java
new file mode 100644
index 0000000..301f149
--- /dev/null
+++ b/JSONObjectTest.java
@@ -0,0 +1,161 @@
+package org.json.junit;
+
+import java.util.*;
+
+import org.json.*;
+import org.junit.*;
+
+
+public class JSONObjectTest {
+
+
+    @Test
+    public void jsonObjectByNames() {
+        String str = 
+            "{"+
+                "\"trueKey\":true,"+
+                "\"falseKey\":false,"+
+                "\"nullKey\":null,"+
+                "\"stringKey\":\"hello world!\","+
+                "\"complexStringKey\":\"h\be\tllo w\u1234orld!\","+
+                "\"intKey\":42,"+
+                "\"doubleKey\":-23.45e67"+
+            "}";
+        String[] keys = {"falseKey", "stringKey", "nullKey", "doubleKey"};
+        String expectedStr = 
+            "{"+
+                "\"falseKey\":false,"+
+                "\"nullKey\":null,"+
+                "\"stringKey\":\"hello world!\","+
+                "\"doubleKey\":-23.45e67"+
+            "}";
+        JSONObject jsonObject = new JSONObject(str);
+        JSONObject copyJsonObject = new JSONObject(jsonObject, keys);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(copyJsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectByMap() {
+        String expectedStr = 
+            "{"+
+                "\"trueKey\":true,"+
+                "\"falseKey\":false,"+
+                "\"stringKey\":\"hello world!\","+
+                "\"complexStringKey\":\"h\be\tllo w\u1234orld!\","+
+                "\"intKey\":42,"+
+                "\"doubleKey\":-23.45e67"+
+            "}";
+        Map<String, Object> jsonMap = new HashMap<String, Object>();
+        jsonMap.put("trueKey", new Boolean(true));
+        jsonMap.put("falseKey", new Boolean(false));
+        jsonMap.put("stringKey", "hello world!");
+        jsonMap.put("complexStringKey", "h\be\tllo w\u1234orld!");
+        jsonMap.put("intKey", new Long(42));
+        jsonMap.put("doubleKey", new Double(-23.45e67));
+
+        JSONObject jsonObject = new JSONObject(jsonMap);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectByBean() {
+        String expectedStr = 
+            "{"+
+                "\"trueKey\":true,"+
+                "\"falseKey\":false,"+
+                "\"stringKey\":\"hello world!\","+
+                "\"complexStringKey\":\"h\be\tllo w\u1234orld!\","+
+                "\"intKey\":42,"+
+                "\"doubleKey\":-23.45e7"+
+            "}";
+        MyBean myBean = new MyBean();
+        JSONObject jsonObject = new JSONObject(myBean);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectByBeanAndNames() {
+        String expectedStr = 
+            "{"+
+                "\"trueKey\":true,"+
+                "\"complexStringKey\":\"h\be\tllo w\u1234orld!\","+
+                "\"doubleKey\":-23.45e7"+
+            "}";
+        String[] keys = {"trueKey", "complexStringKey", "doubleKey"};
+        MyBean myBean = new MyBean();
+        JSONObject jsonObject = new JSONObject(myBean, keys);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectByResourceBundle() {
+        String expectedStr = 
+            "{"+
+                "\"greetings\": {"+
+                    "\"hello\":\"Hello, \","+
+                    "\"world\":\"World!\""+
+                "},"+
+                "\"farewells\": {"+
+                    "\"later\":\"Later, \","+
+                    "\"gator\":\"Alligator!\""+
+                "}"+
+            "}";
+        JSONObject jsonObject = new 
+                JSONObject("org.json.junit.StringsResourceBundle",
+                        Locale.getDefault());
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectAccumulate() {
+        String expectedStr = 
+            "{"+
+                "\"myArray\": ["+
+                    "true,"+
+                    "false,"+
+                    "\"hello world!\","+
+                    "\"h\be\tllo w\u1234orld!\","+
+                    "42,"+
+                    "-23.45e7"+
+                "]"+
+            "}";
+        JSONObject jsonObject = new JSONObject();
+        jsonObject.accumulate("myArray", true);
+        jsonObject.accumulate("myArray", false);
+        jsonObject.accumulate("myArray", "hello world!");
+        jsonObject.accumulate("myArray", "h\be\tllo w\u1234orld!");
+        jsonObject.accumulate("myArray", 42);
+        jsonObject.accumulate("myArray", -23.45e7);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+
+    @Test
+    public void jsonObjectAppend() {
+        String expectedStr = 
+            "{"+
+                "\"myArray\": ["+
+                    "true,"+
+                    "false,"+
+                    "\"hello world!\","+
+                    "\"h\be\tllo w\u1234orld!\","+
+                    "42,"+
+                    "-23.45e7"+
+                "]"+
+            "}";
+        JSONObject jsonObject = new JSONObject();
+        jsonObject.append("myArray", true);
+        jsonObject.append("myArray", false);
+        jsonObject.append("myArray", "hello world!");
+        jsonObject.append("myArray", "h\be\tllo w\u1234orld!");
+        jsonObject.append("myArray", 42);
+        jsonObject.append("myArray", -23.45e7);
+        JSONObject expectedJsonObject = new JSONObject(expectedStr);
+        Util.compareActualVsExpectedJsonObjects(jsonObject, expectedJsonObject);
+    }
+}
diff --git a/JunitTestSuite.java b/JunitTestSuite.java
index 2519e81..63bde2f 100644
--- a/JunitTestSuite.java
+++ b/JunitTestSuite.java
@@ -11,7 +11,8 @@ import org.junit.runners.Suite;
    XMLTest.class,
    JSONMLTest.class,
    HTTPTest.class,
-   JSONStringerTest.class
+   JSONStringerTest.class,
+   JSONObjectTest.class
 })
 public class JunitTestSuite {   
 }  
\ No newline at end of file
diff --git a/MyBean.java b/MyBean.java
new file mode 100644
index 0000000..6477fde
--- /dev/null
+++ b/MyBean.java
@@ -0,0 +1,37 @@
+package org.json.junit;
+
+public class MyBean {
+    public int intKey;
+    public double doubleKey;
+    public String stringKey;
+    public String complexStringKey;
+    public boolean trueKey;
+    public boolean falseKey;
+
+    public MyBean() {
+        intKey = 42;
+        doubleKey = -23.45e7;
+        stringKey = "hello world!";
+        complexStringKey = "h\be\tllo w\u1234orld!";
+        trueKey = true;
+        falseKey = false;
+    }
+    public int getIntKey() {
+        return intKey;
+    }
+    public double getDoubleKey() {
+        return doubleKey;
+    }
+    public String getStringKey() {
+        return stringKey;
+    }
+    public String getComplexStringKey() {
+        return complexStringKey;
+    }
+    public boolean isTrueKey() {
+        return trueKey;
+    }
+    public boolean isFalseKey() {
+        return falseKey;
+    }
+}
diff --git a/StringsResourceBundle.java b/StringsResourceBundle.java
new file mode 100644
index 0000000..b1b9df4
--- /dev/null
+++ b/StringsResourceBundle.java
@@ -0,0 +1,15 @@
+package org.json.junit;
+
+import java.util.*;
+
+public class StringsResourceBundle extends ListResourceBundle {
+    public Object[][] getContents() {
+        return contents;
+    }
+    static final Object[][] contents = {
+        {"greetings.hello", "Hello, "},
+        {"greetings.world", "World!"},
+        {"farewells.later", "Later, "},
+        {"farewells.gator", "Alligator!"}
+    };
+}
\ No newline at end of file