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1
17
18 package org.apache.geronimo.system.url.file;
19
20 import java.io.BufferedOutputStream  ;
21 import java.io.File ;
22 import java.io.FileOutputStream ;
23 import java.io.IOException ;
24 import java.io.InputStream ;
25 import java.io.OutputStream ;
26 import java.net.URL ;
27 import java.net.URLConnection ;
28
29 import org.apache.geronimo.system.url.GeronimoURLFactory;
30
31 import junit.framework.TestCase;
32
33
38 public class FileProtocolTest extends TestCase {
39 static {
40 GeronimoURLFactory.install();
45 }
46
47 private File file;
48 private URL fileURL;
49
50 protected void setUp() throws Exception {
51 try {
52 file = File.createTempFile("FileProtocolTest", ".tmp");
53 fileURL = file.toURI().toURL();
54 } catch (Exception e) {
55 if (file != null) {
56 file.delete();
57 }
58 throw e;
59 }
60 }
61
62 protected void tearDown() throws Exception {
63 if (file != null) {
64 file.delete();
65 }
66 }
67
68 public void testCreateURL() throws Exception {
69 new URL ("file:/some/file");
70 }
71
72 public void testURLConnectionType() throws Exception {
73 File tempFile = null;
74 try {
75 tempFile = File.createTempFile("foo", "bar");
76 URL url = new URL (tempFile.toURL().toExternalForm());
77 URLConnection c = url.openConnection();
78 assertEquals(FileURLConnection.class, c.getClass());
79 } finally {
80 if (tempFile != null) {
81 tempFile.delete();
82 }
83 }
84 }
85
86 public void testFileToURL() throws Exception {
87 URL url = file.toURL();
88 URLConnection c = url.openConnection();
89 assertEquals(FileURLConnection.class, c.getClass());
90 }
91
92 public void testGetLastModified() throws Exception {
93 URLConnection c = fileURL.openConnection();
94 assertEquals(file.lastModified(), c.getLastModified());
95 file.setLastModified(System.currentTimeMillis());
96 assertEquals(file.lastModified(), c.getLastModified());
97 }
98
99 public void testGetDate() throws Exception {
100 URLConnection c = fileURL.openConnection();
101 assertEquals(file.lastModified(), c.getDate());
102 file.setLastModified(System.currentTimeMillis());
103 assertEquals(file.lastModified(), c.getDate());
104 }
105
106 private void writeSomeBytes(final File file, final int count) throws IOException {
107 OutputStream output = new FileOutputStream (file);
108 try {
109 writeSomeBytes(output, count);
110 } finally {
111 output.close();
112 }
113 }
114
115 private void writeSomeBytes(final OutputStream output, final int count) throws IOException {
116 output.write(new byte[count]);
117 output.flush();
118 }
119
120 public void testGetContentLength() throws Exception {
121 int length = 0;
122 URLConnection c = fileURL.openConnection();
123 assertEquals(file.length(), c.getContentLength());
124
125 length += 8;
126 writeSomeBytes(file, length);
127 assertEquals(length, file.length());
128 assertEquals(file.length(), c.getContentLength());
129
130 length += 1;
131 writeSomeBytes(file, length);
132 assertEquals(length, file.length());
133 assertEquals(file.length(), c.getContentLength());
134
135 length += 10;
136 writeSomeBytes(file, length);
137 assertEquals(length, file.length());
138 assertEquals(file.length(), c.getContentLength());
139
140 length *= 2;
141 writeSomeBytes(file, length);
142 assertEquals(length, file.length());
143 assertEquals(file.length(), c.getContentLength());
144 }
145
146 public void testGetContentType() throws Exception {
147 File file = null;
148 try {
149 file = File.createTempFile("FileProtocolTest", ".xml");
150 URLConnection c = file.toURI().toURL().openConnection();
151 assertEquals("application/xml", c.getContentType());
152 } finally {
153 if (file != null) {
154 file.delete();
155 }
156 }
157 }
158
159 public void testGetInputStream() throws Exception {
160 URLConnection c = fileURL.openConnection();
161 InputStream input = c.getInputStream();
162
163 int length = 8;
164 writeSomeBytes(file, length);
165 assertEquals(length, input.available());
166
167 length *= 8;
168 writeSomeBytes(file, length);
169 assertEquals(length, input.available());
170
171 try {
172 input.close();
173 input.read();
174 fail("Expected IOException");
175 } catch (IOException e) {
176 }
178 }
179
180 public void testSyncFDUpdatesFileLength() throws Exception {
181 File foo = null;
182 OutputStream out = null;
183 try {
184 foo = File.createTempFile("TestFileLength", ".tmp");
185 FileOutputStream fos = new FileOutputStream (foo);
186 out = new BufferedOutputStream (fos);
187
188 out.write(new byte[10]);
189 out.flush();
190 fos.getFD().sync(); assertEquals(10, foo.length());
193 } finally {
194 if (out != null) {
195 try {
196 out.close();
197 } catch (IOException ignored) {
198 }
199 }
200 foo.delete();
201 }
202 }
203
204 public void testGetOutputStream() throws Exception {
205 URLConnection c = fileURL.openConnection();
206 OutputStream output = c.getOutputStream();
207
208 int length = 8;
209 writeSomeBytes(output, length);
210
211
214 assertEquals(length, c.getContentLength());
216
217 writeSomeBytes(output, length);
218
219
222 assertEquals(length * 2, c.getContentLength());
224
225 try {
226 output.close();
227 writeSomeBytes(output, 1);
228 fail("Expected IOException");
229 } catch (IOException e) {
230 }
232 }
233 }
234 |
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