1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
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 
18 package com.android.ide.eclipse.adt.internal.editors.descriptors;
19 
20 import com.android.ide.eclipse.adt.internal.editors.layout.descriptors.ViewElementDescriptor;
21 import com.android.ide.eclipse.adt.internal.editors.uimodel.UiDocumentNode;
22 import com.android.ide.eclipse.adt.internal.editors.uimodel.UiElementNode;
23 
24 import junit.framework.TestCase;
25 
26 /**
27  * Unit tests for DescriptorsUtils in the editors plugin
28  */
29 @SuppressWarnings("javadoc")
30 public class DescriptorsUtilsTest extends TestCase {
31 
32     @Override
setUp()33     protected void setUp() throws Exception {
34         super.setUp();
35     }
36 
37     @Override
tearDown()38     protected void tearDown() throws Exception {
39         super.tearDown();
40     }
41 
testPrettyAttributeUiName()42     public void testPrettyAttributeUiName() {
43         assertEquals("", DescriptorsUtils.prettyAttributeUiName(""));
44 
45         assertEquals("Max width for view",
46                 DescriptorsUtils.prettyAttributeUiName("maxWidthForView"));
47 
48         assertEquals("Layout width",
49                 DescriptorsUtils.prettyAttributeUiName("layout_width"));
50 
51         // X Y and Z are capitalized when used as single words (so "T" becomes "t")
52         assertEquals("Axis X", DescriptorsUtils.prettyAttributeUiName("axisX"));
53         assertEquals("Axis Y", DescriptorsUtils.prettyAttributeUiName("axisY"));
54         assertEquals("Axis Z", DescriptorsUtils.prettyAttributeUiName("axisZ"));
55         assertEquals("Axis t", DescriptorsUtils.prettyAttributeUiName("axisT"));
56 
57         assertEquals("The X axis", DescriptorsUtils.prettyAttributeUiName("theXAxis"));
58         assertEquals("The Y axis", DescriptorsUtils.prettyAttributeUiName("theYAxis"));
59         assertEquals("The Z axis", DescriptorsUtils.prettyAttributeUiName("theZAxis"));
60         assertEquals("The t axis", DescriptorsUtils.prettyAttributeUiName("theTAxis"));
61 
62         // Special cases for "uri" and "sdk" etc
63         assertEquals("Grant URI permission",
64                 DescriptorsUtils.prettyAttributeUiName("grantUriPermission"));
65         assertEquals("URI permission",
66                 DescriptorsUtils.prettyAttributeUiName("uriPermission"));
67         assertEquals("Min SDK version", DescriptorsUtils.prettyAttributeUiName("minSdkVersion"));
68         assertEquals("SDK version", DescriptorsUtils.prettyAttributeUiName("sdkVersion"));
69         assertEquals("IME action method",
70                 DescriptorsUtils.prettyAttributeUiName("imeActionMethod"));
71         assertEquals("VM safe mode", DescriptorsUtils.prettyAttributeUiName("vmSafeMode"));
72         assertEquals("UI options", DescriptorsUtils.prettyAttributeUiName("uiOptions"));
73     }
74 
testCapitalize()75     public void testCapitalize() {
76         assertEquals("", DescriptorsUtils.capitalize(""));
77 
78         assertEquals("Max Width For View",
79                 DescriptorsUtils.capitalize("maxWidthForView"));
80 
81         assertEquals("Layout Width",
82                 DescriptorsUtils.capitalize("layout_width"));
83 
84         assertEquals("Axis X", DescriptorsUtils.capitalize("axisX"));
85         assertEquals("Axis Y", DescriptorsUtils.capitalize("axisY"));
86         assertEquals("Axis Z", DescriptorsUtils.capitalize("axisZ"));
87         assertEquals("Axis T", DescriptorsUtils.capitalize("axisT"));
88 
89         assertEquals("The X Axis", DescriptorsUtils.capitalize("theXAxis"));
90         assertEquals("The Y Axis", DescriptorsUtils.capitalize("theYAxis"));
91         assertEquals("The Z Axis", DescriptorsUtils.capitalize("theZAxis"));
92         assertEquals("The T Axis", DescriptorsUtils.capitalize("theTAxis"));
93 
94         // Special cases for "uri" and "sdk" etc
95         assertEquals("Grant URI Permission", DescriptorsUtils.capitalize("grantUriPermission"));
96         assertEquals("Min SDK Version", DescriptorsUtils.capitalize("minSdkVersion"));
97         assertEquals("IME Action Method", DescriptorsUtils.capitalize("imeActionMethod"));
98         assertEquals("URI Permission", DescriptorsUtils.capitalize("uriPermission"));
99         assertEquals("SDK Version", DescriptorsUtils.capitalize("sdkVersion"));
100         assertEquals("Grant IME", DescriptorsUtils.capitalize("GrantIme"));
101         assertEquals("VM Safe Mode", DescriptorsUtils.capitalize("vmSafeMode"));
102         assertEquals("UI Options", DescriptorsUtils.capitalize("uiOptions"));
103     }
104 
testFormatTooltip()105     public void testFormatTooltip() {
106         assertEquals("", DescriptorsUtils.formatTooltip(""));
107 
108         assertEquals("\"application\"",
109                 DescriptorsUtils.formatTooltip(
110                         "<code>application</code>"));
111 
112         assertEquals("android.content.Intent",
113                 DescriptorsUtils.formatTooltip(
114                         "{@link android.content.Intent}"));
115 
116         assertEquals("FLAG_ACTIVITY_SINGLE_TOP",
117                 DescriptorsUtils.formatTooltip(
118                         "{@link android.content.Intent#FLAG_ACTIVITY_SINGLE_TOP}"));
119 
120         assertEquals("activity-alias",
121                 DescriptorsUtils.formatTooltip(
122                         "{@link \t  #AndroidManifestActivityAlias  \tactivity-alias }"));
123 
124         assertEquals("\"permission\"",
125                 DescriptorsUtils.formatTooltip(
126                         "{@link #AndroidManifestPermission &lt;permission&gt;}"));
127 
128         assertEquals("and etc.",
129                 DescriptorsUtils.formatTooltip(
130                         "{@link #IntentCategory <category> and etc. }"));
131 
132         assertEquals("Activity.onNewIntent()",
133                 DescriptorsUtils.formatTooltip(
134                         "{@link android.app.Activity#onNewIntent Activity.onNewIntent()}"));
135     }
136 
testFormatFormText()137     public void testFormatFormText() {
138         ElementDescriptor desc = new ElementDescriptor("application");
139         desc.setSdkUrl(DescriptorsUtils.MANIFEST_SDK_URL + "TagApplication");
140         String docBaseUrl = "http://base";
141         assertEquals("<form><li style=\"image\" value=\"image\"></li></form>", DescriptorsUtils.formatFormText("", desc, docBaseUrl));
142 
143         assertEquals("<form><li style=\"image\" value=\"image\"><a href=\"http://base/reference/android/R.styleable.html#TagApplication\">application</a></li></form>",
144                 DescriptorsUtils.formatFormText(
145                         "<code>application</code>",
146                         desc, docBaseUrl));
147 
148         assertEquals("<form><li style=\"image\" value=\"image\"><b>android.content.Intent</b></li></form>",
149                 DescriptorsUtils.formatFormText(
150                         "{@link android.content.Intent}",
151                         desc, docBaseUrl));
152 
153         assertEquals("<form><li style=\"image\" value=\"image\"><a href=\"http://base/reference/android/R.styleable.html#AndroidManifestPermission\">AndroidManifestPermission</a></li></form>",
154                 DescriptorsUtils.formatFormText(
155                         "{@link #AndroidManifestPermission}",
156                         desc, docBaseUrl));
157 
158         assertEquals("<form><li style=\"image\" value=\"image\"><a href=\"http://base/reference/android/R.styleable.html#AndroidManifestPermission\">\"permission\"</a></li></form>",
159                 DescriptorsUtils.formatFormText(
160                         "{@link #AndroidManifestPermission &lt;permission&gt;}",
161                         desc, docBaseUrl));
162     }
163 
testGetFreeWidgetId()164     public void testGetFreeWidgetId() throws Exception {
165         DocumentDescriptor documentDescriptor =
166             new DocumentDescriptor("layout_doc", null); //$NON-NLS-1$
167         UiDocumentNode model = new UiDocumentNode(documentDescriptor);
168         UiElementNode uiRoot = model.getUiRoot();
169 
170         assertEquals("@+id/button1", DescriptorsUtils.getFreeWidgetId(uiRoot, "Button"));
171         assertEquals("@+id/linearLayout1",
172                 DescriptorsUtils.getFreeWidgetId(uiRoot, "LinearLayout"));
173     }
174 
testNeedsDefaultId()175     public void testNeedsDefaultId() throws Exception {
176         assertTrue(DescriptorsUtils.needsDefaultId(new ElementDescriptor("Button")));
177         assertTrue(DescriptorsUtils.needsDefaultId(new ElementDescriptor("EditText")));
178         assertTrue(DescriptorsUtils.needsDefaultId(new ElementDescriptor("TextView")));
179 
180         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("LinearLayout")));
181         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("GridLayout")));
182         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("RelativeLayout")));
183         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("include")));
184         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("merge")));
185         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("fragment")));
186         assertFalse(DescriptorsUtils.needsDefaultId(new ElementDescriptor("Space")));
187     }
188 
createDesc(String name, String fqn, boolean hasChildren)189     private static ViewElementDescriptor createDesc(String name, String fqn, boolean hasChildren) {
190         if (hasChildren) {
191             return new ViewElementDescriptor(name, name, fqn, "", "", new AttributeDescriptor[0],
192                     new AttributeDescriptor[0], new ElementDescriptor[1], false);
193         } else {
194             return new ViewElementDescriptor(name, fqn);
195         }
196     }
197 
testCanInsertChildren()198     public void testCanInsertChildren() throws Exception {
199         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("android:Button",
200                 "android.widget.Button", false), null));
201         assertTrue(DescriptorsUtils.canInsertChildren(createDesc("android:LinearLayout",
202                 "android.view.LinearLayout", true), null));
203         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("android:ListView",
204                 "android.widget.ListView", true), null));
205         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("android:ExpandableListView",
206                 "android.widget.ExpandableListView", true), null));
207         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("android:Gallery",
208                 "android.widget.Gallery", true), null));
209         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("android:GridView",
210                 "android.widget.GridView", true), null));
211 
212         // This isn't the Android one (missing android: namespace prefix):
213         // This test is disabled since I had to remove the namespace enforcement
214         // (see namespace-related comment in canInsertChildren)
215         //assertTrue(DescriptorsUtils.canInsertChildren(createDesc("mynamespace:ListView",
216         //        "android.widget.ListView", true), null));
217 
218         // Custom view without known view object
219         assertTrue(DescriptorsUtils.canInsertChildren(createDesc("MyView",
220                 "foo.bar.MyView", true), null));
221 
222         // Custom view with known view object that extends AdapterView
223         Object view = new MyClassLoader().findClass("foo.bar.MyView").newInstance();
224         assertFalse(DescriptorsUtils.canInsertChildren(createDesc("MyView",
225                 "foo.bar.MyView", true), view));
226     }
227 
228     /** Test class loader which finds foo.bar.MyView extends android.widget.AdapterView */
229     private static class MyClassLoader extends ClassLoader {
MyClassLoader()230         public MyClassLoader() {
231             super(null);
232         }
233 
234         @Override
findClass(String name)235         protected Class<?> findClass(String name) throws ClassNotFoundException {
236             if (name.equals("foo.bar.MyView")) {
237                 // Simple class stub compiled by javac and dumped as bytes:
238                 //package foo.bar;
239                 //public class MyView extends android.widget.AdapterView {
240                 //    public MyView() {
241                 //        super(null);
242                 //    }
243                 //}
244                 byte[] classData = new byte[] {
245                         -54,-2,-70,-66,0,0,0,49,0,17,10,0,3,0,13,7,0,14,7,0,15,1,0,6,60,105,110,
246                         105,116,62,1,0,3,40,41,86,1,0,4,67,111,100,101,1,0,15,76,105,110,101,78,
247                         117,109,98,101,114,84,97,98,108,101,1,0,18,76,111,99,97,108,86,97,114,
248                         105,97,98,108,101,84,97,98,108,101,1,0,4,116,104,105,115,1,0,16,76,102,
249                         111,111,47,98,97,114,47,77,121,86,105,101,119,59,1,0,10,83,111,117,114,
250                         99,101,70,105,108,101,1,0,11,77,121,86,105,101,119,46,106,97,118,97,12,
251                         0,4,0,16,1,0,14,102,111,111,47,98,97,114,47,77,121,86,105,101,119,1,0,
252                         26,97,110,100,114,111,105,100,47,119,105,100,103,101,116,47,65,100,97,
253                         112,116,101,114,86,105,101,119,1,0,28,40,76,97,110,100,114,111,105,100,
254                         47,99,111,110,116,101,110,116,47,67,111,110,116,101,120,116,59,41,86,0,
255                         33,0,2,0,3,0,0,0,0,0,1,0,1,0,4,0,5,0,1,0,6,0,0,0,52,0,2,0,1,0,0,0,6,42,
256                         1,-73,0,1,-79,0,0,0,2,0,7,0,0,0,10,0,2,0,0,0,9,0,5,0,10,0,8,0,0,0,12,0,
257                         1,0,0,0,6,0,9,0,10,0,0,0,1,0,11,0,0,0,2,0,12
258                 };
259                 return defineClass("foo.bar.MyView", classData, 0, classData.length);
260             }
261             if (name.equals("android.widget.AdapterView")) {
262                 // Simple class stub compiled by javac and dumped as bytes:
263                 //package android.widget;
264                 //public class AdapterView {
265                 //    public AdapterView(android.content.Context context) { }
266                 //}
267                 byte[] classData = new byte[] {
268                         -54,-2,-70,-66,0,0,0,49,0,19,10,0,3,0,15,7,0,16,7,0,17,1,0,6,60,105,110,
269                         105,116,62,1,0,28,40,76,97,110,100,114,111,105,100,47,99,111,110,116,101,
270                         110,116,47,67,111,110,116,101,120,116,59,41,86,1,0,4,67,111,100,101,1,0,
271                         15,76,105,110,101,78,117,109,98,101,114,84,97,98,108,101,1,0,18,76,111,
272                         99,97,108,86,97,114,105,97,98,108,101,84,97,98,108,101,1,0,4,116,104,105,
273                         115,1,0,28,76,97,110,100,114,111,105,100,47,119,105,100,103,101,116,47,
274                         65,100,97,112,116,101,114,86,105,101,119,59,1,0,7,99,111,110,116,101,120,
275                         116,1,0,25,76,97,110,100,114,111,105,100,47,99,111,110,116,101,110,116,
276                         47,67,111,110,116,101,120,116,59,1,0,10,83,111,117,114,99,101,70,105,108,
277                         101,1,0,16,65,100,97,112,116,101,114,86,105,101,119,46,106,97,118,97,12,
278                         0,4,0,18,1,0,26,97,110,100,114,111,105,100,47,119,105,100,103,101,116,
279                         47,65,100,97,112,116,101,114,86,105,101,119,1,0,16,106,97,118,97,47,108,
280                         97,110,103,47,79,98,106,101,99,116,1,0,3,40,41,86,0,33,0,2,0,3,0,0,0,0,0,
281                         1,0,1,0,4,0,5,0,1,0,6,0,0,0,57,0,1,0,2,0,0,0,5,42,-73,0,1,-79,0,0,0,2,0,
282                         7,0,0,0,6,0,1,0,0,0,8,0,8,0,0,0,22,0,2,0,0,0,5,0,9,0,10,0,0,0,0,0,5,0,11,
283                         0,12,0,1,0,1,0,13,0,0,0,2,0,14
284                 };
285                 return defineClass("android.widget.AdapterView", classData, 0, classData.length);
286             }
287 
288             return super.findClass(name);
289         }
290     }
291 
testGetBasename()292     public void testGetBasename() {
293         assertEquals("Foo", DescriptorsUtils.getBasename("Foo"));
294         assertEquals("Foo", DescriptorsUtils.getBasename("foo.Foo"));
295         assertEquals("String", DescriptorsUtils.getBasename("java.util.String"));
296     }
297 }
298