/AccessCheck/src/com/android/accessibility/AccessibilityValidationContentHandlerTest.java

 1/*
 2 * Copyright 2010 Google Inc.
 3 *
 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 5 * use this file except in compliance with the License. You may obtain a copy of
 6 * 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, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16
17package com.android.accessibility;
18
19import junit.framework.TestCase;
20
21import org.xml.sax.Locator;
22import org.xml.sax.SAXException;
23import org.xml.sax.helpers.AttributesImpl;
24import org.xml.sax.helpers.LocatorImpl;
25
26import java.io.File;
27
28/**
29 * Unit tests for an AccessibilityValidationContentHandler object
30 * 
31 * @author dtseng@google.com (David Tseng)
32 */
33public class AccessibilityValidationContentHandlerTest extends TestCase {
34    private AccessibilityValidationContentHandler mObjectUnderTest;
35    private Locator mLocator = new LocatorImpl();
36
37    private static final String FILE_PATH_PROPERTY = "filePath";
38    private static final String ANDROID_PATH_PROPERTY = "androidSdkPath";
39
40    @Override
41    protected void setUp() throws Exception {
42        super.setUp();
43
44        mObjectUnderTest = new AccessibilityValidationContentHandler(
45                System.getProperty(FILE_PATH_PROPERTY), new File(
46                        System.getProperty(ANDROID_PATH_PROPERTY)));
47        mObjectUnderTest.setDocumentLocator(mLocator);
48    }
49
50    public void testStartElement_withNoContentDescriptionAttributeHasOneValidationError()
51            throws SAXException {
52        AttributesImpl atts = new AttributesImpl();
53        atts.addAttribute("", "testing", "", "", "");
54        mObjectUnderTest.startElement("", "ImageView", "", atts);
55        assertTrue(mObjectUnderTest.getValidationErrors() == 1);
56    }
57
58    public void testStartElement_withContentDescriptionAttributeHasNoValidationErrors()
59            throws SAXException {
60        AttributesImpl atts = new AttributesImpl();
61        atts.addAttribute("", "contentDescription", "", "", "");
62        mObjectUnderTest.startElement("", "ImageView", "", atts);
63        assertTrue(mObjectUnderTest.getValidationErrors() == 0);
64    }
65
66    public void testStartElement_withMultipleAttributesIncludingContentDescriptionAttributeHasNoValidationErrors()
67            throws SAXException {
68        AttributesImpl atts = new AttributesImpl();
69        atts.addAttribute("", "contentDescription", "", "", "");
70        atts.addAttribute("", "testing", "", "", "");
71        atts.addAttribute("", "testing2", "", "", "");
72        atts.addAttribute("", "contentDescription", "", "", "");
73        mObjectUnderTest.startElement("", "ImageView", "", atts);
74        assertTrue(mObjectUnderTest.getValidationErrors() == 0);
75    }
76
77    public void testStartElement_caseInsensitivityForContentDescriptionAttribute()
78            throws SAXException {
79        AttributesImpl atts = new AttributesImpl();
80        atts.addAttribute("", "ContentDescription", "", "", "");
81        mObjectUnderTest.startElement("", "ImageView", "", atts);
82        assertTrue(mObjectUnderTest.getValidationErrors() == 0);
83    }
84
85    public void testStartElement_withNoAttributesResultsInNoExceptions()
86            throws SAXException {
87        AttributesImpl atts = new AttributesImpl();
88        mObjectUnderTest.startElement("", "ImageView", "", atts);
89        // passes if there's no exception thrown
90    }
91}