1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.net.wifi.hotspot2.omadm;
18 
19 import static org.junit.Assert.assertTrue;
20 
21 import android.net.wifi.hotspot2.omadm.XMLNode;
22 import android.net.wifi.hotspot2.omadm.XMLParser;
23 import android.support.test.filters.SmallTest;
24 
25 import org.junit.Before;
26 import org.junit.Test;
27 import org.xml.sax.SAXException;
28 
29 import java.io.IOException;
30 
31 /**
32  * Unit tests for {@link android.net.wifi.hotspot2.omadm.XMLParser}.
33  */
34 @SmallTest
35 public class XMLParserTest {
36     XMLParser mParser;
37 
createNode(XMLNode parent, String tag, String text)38     private static XMLNode createNode(XMLNode parent, String tag, String text) {
39         XMLNode node = new XMLNode(parent, tag);
40         node.addText(text);
41         if (parent != null)
42             parent.addChild(node);
43         node.close();
44         return node;
45     }
46 
47     /**
48      * Setup before tests.
49      */
50     @Before
setUp()51     public void setUp() throws Exception {
52         mParser = new XMLParser();
53     }
54 
55     @Test(expected = IOException.class)
parseNullXML()56     public void parseNullXML() throws Exception {
57         mParser.parse(null);
58     }
59 
60     @Test(expected = IOException.class)
parseEmptyXML()61     public void parseEmptyXML() throws Exception {
62         mParser.parse(new String());
63     }
64 
65     @Test(expected = SAXException.class)
parseMalformedXML()66     public void parseMalformedXML() throws Exception {
67         String malformedXmlTree = "<root><child1>test1</child2></root>";
68         mParser.parse(malformedXmlTree);
69     }
70 
71     @Test
parseValidXMLTree()72     public void parseValidXMLTree() throws Exception {
73         String xmlTree = "<root><child1>test1</child1><child2>test2</child2></root>";
74 
75         // Construct the expected XML tree.
76         XMLNode expectedRoot = createNode(null, "root", "");
77         createNode(expectedRoot, "child1", "test1");
78         createNode(expectedRoot, "child2", "test2");
79 
80         XMLNode actualRoot = mParser.parse(xmlTree);
81         assertTrue(actualRoot.equals(expectedRoot));
82     }
83 }
84