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1
10
11 package org.apache.commons.cli;
12
13 import junit.framework.Test;
14 import junit.framework.TestCase;
15 import junit.framework.TestSuite;
16
17 public class GnuParseTest extends TestCase
18 {
19 private Options _options = null;
20 private CommandLineParser _parser = null;
21
22 public static Test suite() {
23 return new TestSuite( GnuParseTest.class );
24 }
25
26 public GnuParseTest( String  name )
27 {
28 super( name );
29 }
30
31 public void setUp()
32 {
33 _options = new Options()
34 .addOption("a",
35 "enable-a",
36 false,
37 "turn [a] on or off")
38 .addOption("b",
39 "bfile",
40 true,
41 "set the value of [b]")
42 .addOption("c",
43 "copt",
44 false,
45 "turn [c] on or off");
46
47 _parser = new GnuParser( );
48 }
49
50 public void tearDown()
51 {
52
53 }
54
55 public void testSimpleShort()
56 {
57 String [] args = new String [] { "-a",
58 "-b", "toast",
59 "foo", "bar" };
60
61 try
62 {
63 CommandLine cl = _parser.parse(_options, args);
64
65 assertTrue( "Confirm -a is set", cl.hasOption("a") );
66 assertTrue( "Confirm -b is set", cl.hasOption("b") );
67 assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
68 assertTrue( "Confirm size of extra args", cl.getArgList().size() == 2);
69 }
70 catch (ParseException e)
71 {
72 fail( e.toString() );
73 }
74 }
75
76 public void testSimpleLong()
77 {
78 String [] args = new String [] { "--enable-a",
79 "--bfile", "toast",
80 "foo", "bar" };
81
82 try
83 {
84 CommandLine cl = _parser.parse(_options, args);
85
86 assertTrue( "Confirm -a is set", cl.hasOption("a") );
87 assertTrue( "Confirm -b is set", cl.hasOption("b") );
88 assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
89 assertTrue( "Confirm size of extra args", cl.getArgList().size() == 2);
90 }
91 catch (ParseException e)
92 {
93 fail( e.toString() );
94 }
95 }
96
97 public void testExtraOption()
98 {
99 String [] args = new String [] { "-a", "-d", "-b", "toast",
100 "foo", "bar" };
101
102 boolean caught = false;
103
104 try
105 {
106 CommandLine cl = _parser.parse(_options, args);
107
108 assertTrue( "Confirm -a is set", cl.hasOption("a") );
109 assertTrue( "Confirm -b is set", cl.hasOption("b") );
110 assertTrue( "confirm arg of -b", cl.getOptionValue("b").equals("toast") );
111 assertTrue( "Confirm size of extra args", cl.getArgList().size() == 3);
112 }
113 catch (UnrecognizedOptionException e)
114 {
115 caught = true;
116 }
117 catch (ParseException e)
118 {
119 fail( e.toString() );
120 }
121 assertTrue( "Confirm UnrecognizedOptionException caught", caught );
122 }
123
124 public void testMissingArg()
125 {
126
127 String [] args = new String [] { "-b" };
128
129 boolean caught = false;
130
131 try
132 {
133 CommandLine cl = _parser.parse(_options, args);
134 }
135 catch (MissingArgumentException e)
136 {
137 caught = true;
138 }
139 catch (ParseException e)
140 {
141 fail( e.toString() );
142 }
143
144 assertTrue( "Confirm MissingArgumentException caught", caught );
145 }
146
147 public void testStop()
148 {
149 String [] args = new String [] { "-c",
150 "foober",
151 "-b",
152 "toast" };
153
154 try
155 {
156 CommandLine cl = _parser.parse(_options, args, true);
157 assertTrue( "Confirm -c is set", cl.hasOption("c") );
158 assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
159 }
160 catch (ParseException e)
161 {
162 fail( e.toString() );
163 }
164 }
165
166 public void testMultiple()
167 {
168 String [] args = new String [] { "-c",
169 "foobar",
170 "-b",
171 "toast" };
172
173 try
174 {
175 CommandLine cl = _parser.parse(_options, args, true);
176 assertTrue( "Confirm -c is set", cl.hasOption("c") );
177 assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
178
179 cl = _parser.parse(_options, cl.getArgs() );
180
181 assertTrue( "Confirm -c is not set", ! cl.hasOption("c") );
182 assertTrue( "Confirm -b is set", cl.hasOption("b") );
183 assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
184 assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
185 assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("foobar") );
186 }
187 catch (ParseException e)
188 {
189 fail( e.toString() );
190 }
191 }
192
193 public void testMultipleWithLong()
194 {
195 String [] args = new String [] { "--copt",
196 "foobar",
197 "--bfile", "toast" };
198
199 try
200 {
201 CommandLine cl = _parser.parse(_options,args,
202 true);
203 assertTrue( "Confirm -c is set", cl.hasOption("c") );
204 assertTrue( "Confirm 3 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 3);
205
206 cl = _parser.parse(_options, cl.getArgs() );
207
208 assertTrue( "Confirm -c is not set", ! cl.hasOption("c") );
209 assertTrue( "Confirm -b is set", cl.hasOption("b") );
210 assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("toast") );
211 assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
212 assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("foobar") );
213 }
214 catch (ParseException e)
215 {
216 fail( e.toString() );
217 }
218 }
219
220 public void testDoubleDash()
221 {
222 String [] args = new String [] { "--copt",
223 "--",
224 "-b", "toast" };
225
226 try
227 {
228 CommandLine cl = _parser.parse(_options, args);
229
230 assertTrue( "Confirm -c is set", cl.hasOption("c") );
231 assertTrue( "Confirm -b is not set", ! cl.hasOption("b") );
232 assertTrue( "Confirm 2 extra args: " + cl.getArgList().size(), cl.getArgList().size() == 2);
233
234 }
235 catch (ParseException e)
236 {
237 fail( e.toString() );
238 }
239 }
240
241 public void testSingleDash()
242 {
243 String [] args = new String [] { "--copt",
244 "-b", "-",
245 "-a",
246 "-" };
247
248 try
249 {
250 CommandLine cl = _parser.parse(_options, args);
251
252 assertTrue( "Confirm -a is set", cl.hasOption("a") );
253 assertTrue( "Confirm -b is set", cl.hasOption("b") );
254 assertTrue( "Confirm arg of -b", cl.getOptionValue("b").equals("-") );
255 assertTrue( "Confirm 1 extra arg: " + cl.getArgList().size(), cl.getArgList().size() == 1);
256 assertTrue( "Confirm value of extra arg: " + cl.getArgList().get(0), cl.getArgList().get(0).equals("-") );
257 }
258 catch (ParseException e)
259 {
260 fail( e.toString() );
261 }
262
263 }
264 }
265 |
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