1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 */
17
18package org.apache.harmony.luni.tests.java.util;
19
20import java.io.ByteArrayInputStream;
21import java.io.CharArrayReader;
22import java.io.IOException;
23import java.io.InputStream;
24import java.io.Reader;
25import java.io.UnsupportedEncodingException;
26import java.nio.ByteBuffer;
27import java.nio.CharBuffer;
28import java.nio.charset.Charset;
29import java.util.Enumeration;
30import java.util.MissingResourceException;
31import java.util.PropertyResourceBundle;
32import java.util.ResourceBundle;
33import java.util.Vector;
34
35public class PropertyResourceBundleTest extends junit.framework.TestCase {
36
37	static PropertyResourceBundle prb;
38
39	/**
40	 * @throws IOException
41	 * @tests java.util.PropertyResourceBundle#PropertyResourceBundle(java.io.InputStream)
42	 */
43	@SuppressWarnings("nls")
44	public void test_ConstructorLjava_io_InputStream() throws IOException {
45		InputStream propertiesStream = new ByteArrayInputStream(
46				"p1=one\ncharset=iso-8859-1".getBytes("ISO-8859-1"));
47		prb = new PropertyResourceBundle(propertiesStream);
48		assertEquals(2, prb.keySet().size());
49		assertEquals("one", prb.getString("p1"));
50		assertEquals("iso-8859-1", prb.getString("charset"));
51
52		propertiesStream = new ByteArrayInputStream("p1=one\ncharset=UTF-8"
53				.getBytes("UTF-8"));
54		prb = new PropertyResourceBundle(propertiesStream);
55		assertEquals(2, prb.keySet().size());
56		assertEquals("UTF-8", prb.getString("charset"));
57
58		try {
59			new PropertyResourceBundle((InputStream) null);
60			fail("Should throw NullPointerException");
61		} catch (NullPointerException e) {
62			// expected
63		}
64	}
65
66    /**
67	 * @throws IOException
68	 * @tests {@link java.util.PropertyResourceBundle#PropertyResourceBundle(java.io.Reader)}
69	 * @since 1.6
70	 */
71    @SuppressWarnings("nls")
72    public void test_ConstructorLjava_io_Reader() throws IOException {
73        Charset charset = Charset.forName("ISO-8859-1");
74        String content = "p1=one\nfeature=good_feature";
75        CharBuffer cbuffer = charset.decode(ByteBuffer.wrap(content
76                .getBytes("ISO-8859-1")));
77        char[] chars = new char[cbuffer.limit()];
78        cbuffer.get(chars);
79
80        prb = new PropertyResourceBundle(new CharArrayReader(chars));
81        assertEquals(2, prb.keySet().size());
82        assertEquals("one", prb.getString("p1"));
83        assertEquals("good_feature", prb.getString("feature"));
84
85        charset = Charset.forName("UTF-8");
86        cbuffer = charset.decode(ByteBuffer.wrap(content.getBytes("UTF-8")));
87        chars = new char[cbuffer.limit()];
88        cbuffer.get(chars);
89
90        prb = new PropertyResourceBundle(new CharArrayReader(chars));
91        assertEquals(2, prb.keySet().size());
92        assertEquals("one", prb.getString("p1"));
93        assertEquals("good_feature", prb.getString("feature"));
94
95        try {
96            new PropertyResourceBundle((Reader) null);
97            fail("Should throw NullPointerException");
98        } catch (NullPointerException e) {
99            // expected
100        }
101    }
102
103    /**
104	 * @tests java.util.PropertyResourceBundle#getKeys()
105	 */
106	public void test_getKeys() {
107		Enumeration keyEnum = prb.getKeys();
108		Vector<Object> test = new Vector<Object>();
109		int keyCount = 0;
110		while (keyEnum.hasMoreElements()) {
111			test.addElement(keyEnum.nextElement());
112			keyCount++;
113		}
114
115		assertEquals("Returned the wrong number of keys", 2, keyCount);
116		assertTrue("Returned the wrong keys", test.contains("p1")
117				&& test.contains("p2"));
118	}
119
120	/**
121	 * @tests java.util.PropertyResourceBundle#handleGetObject(java.lang.String)
122	 */
123	public void test_handleGetObjectLjava_lang_String() {
124		// Test for method java.lang.Object
125		// java.util.PropertyResourceBundle.handleGetObject(java.lang.String)
126		try {
127			assertTrue("Returned incorrect objects", prb.getObject("p1")
128					.equals("one")
129					&& prb.getObject("p2").equals("two"));
130		} catch (MissingResourceException e) {
131			fail(
132					"Threw MisingResourceException for a key contained in the bundle");
133		}
134		try {
135			prb.getObject("Not in the bundle");
136		} catch (MissingResourceException e) {
137			return;
138		}
139		fail(
140				"Failed to throw MissingResourceException for object not in the bundle");
141	}
142
143	/**
144	 * Sets up the fixture, for example, open a network connection. This method
145	 * is called before a test is executed.
146     *
147     * @throws UnsupportedEncodingException
148     */
149    protected void setUp() throws UnsupportedEncodingException {
150        InputStream propertiesStream = new ByteArrayInputStream(
151                "p1=one\np2=two".getBytes("ISO-8859-1"));
152        try {
153            prb = new PropertyResourceBundle(propertiesStream);
154        } catch (java.io.IOException e) {
155			fail(
156					"Construction of PropertyResourceBundle threw IOException");
157		}
158	}
159
160	/**
161	 * Tears down the fixture, for example, close a network connection. This
162	 * method is called after a test is executed.
163	 */
164	protected void tearDown() {
165	}
166
167    /**
168     * @add tests {@link java.util.PropertyResourceBundle#Enumeration}
169     */
170    public void test_access$0_Enumeration() throws IOException {
171        class MockResourceBundle extends PropertyResourceBundle {
172            MockResourceBundle(java.io.InputStream stream) throws IOException {
173                super(stream);
174            }
175
176            @Override
177            protected void setParent(ResourceBundle bundle) {
178                super.setParent(bundle);
179            }
180        }
181
182        java.io.InputStream localStream = new java.io.ByteArrayInputStream(
183                "p3=three\np4=four".getBytes());
184        MockResourceBundle localPrb = new MockResourceBundle(localStream);
185        localPrb.setParent(prb);
186        Enumeration<String> keys = localPrb.getKeys();
187        Vector<String> contents = new Vector<String>();
188        while (keys.hasMoreElements()) {
189            contents.add(keys.nextElement());
190        }
191
192        assertEquals("did not get the right number of properties", 4, contents
193                .size());
194        assertTrue("did not get the parent property p1", contents
195                .contains("p1"));
196        assertTrue("did not get the parent property p2", contents
197                .contains("p2"));
198        assertTrue("did not get the local property p3", contents.contains("p3"));
199        assertTrue("did not get the local property p4", contents.contains("p4"));
200    }
201}
202