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
17package android.net.wifi.hotspot2.omadm;
18
19import static org.junit.Assert.assertTrue;
20
21import android.net.wifi.hotspot2.omadm.XMLNode;
22import android.net.wifi.hotspot2.omadm.XMLParser;
23import android.support.test.filters.SmallTest;
24
25import org.junit.Before;
26import org.junit.Test;
27import org.xml.sax.SAXException;
28
29import java.io.IOException;
30
31/**
32 * Unit tests for {@link android.net.wifi.hotspot2.omadm.XMLParser}.
33 */
34@SmallTest
35public class XMLParserTest {
36    XMLParser mParser;
37
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
51    public void setUp() throws Exception {
52        mParser = new XMLParser();
53    }
54
55    @Test(expected = IOException.class)
56    public void parseNullXML() throws Exception {
57        mParser.parse(null);
58    }
59
60    @Test(expected = IOException.class)
61    public void parseEmptyXML() throws Exception {
62        mParser.parse(new String());
63    }
64
65    @Test(expected = SAXException.class)
66    public void parseMalformedXML() throws Exception {
67        String malformedXmlTree = "<root><child1>test1</child2></root>";
68        mParser.parse(malformedXmlTree);
69    }
70
71    @Test
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