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Add a test for file length calculations

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Testing for EncFSVolume.getEncryptedFileLength() and
EncFSVolume.getDecryptedFileLength()
This commit is contained in:
Mark Pariente 2012-05-24 20:21:40 -07:00
parent 7a370eb704
commit d1dcd79036
1 changed files with 41 additions and 2 deletions

43
src/test/java/org/mrpdaemon/sec/encfs/EncFSVolumeIntegrationTest.java
View file

@ -106,6 +106,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -139,6 +140,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -158,10 +160,10 @@ public class EncFSVolumeIntegrationTest {
EncFSFile dir = files[0];
Assert.assertTrue(dir.isDirectory());
Assert.assertEquals("dir", dir.getName());
EncFSFile[] dirFiles = dir.listFiles();
Assert.assertEquals(1, files.length);
EncFSFile encFSFile = dirFiles[0];
Assert.assertFalse(encFSFile.isDirectory());
Assert.assertEquals("testfile.txt", encFSFile.getName());
@ -170,6 +172,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -197,6 +200,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -222,6 +226,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -258,6 +263,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -279,6 +285,7 @@ public class EncFSVolumeIntegrationTest {
assertFileNameEncoding(rootDir);
assertEncFSFileRoundTrip(rootDir);
assertLengthCalculations(rootDir);
}
@Test
@ -394,6 +401,23 @@ public class EncFSVolumeIntegrationTest {
}
}
private void assertLengthCalculations(EncFSFile encFsFile)
throws IOException, EncFSCorruptDataException,
EncFSUnsupportedException {
if (encFsFile.isDirectory() == false) {
long encryptedSize = encFsFile.getVolume().getFileProvider()
.getFileInfo(encFsFile.getEncryptedPath()).getSize();
assertInputStreamLength(encFsFile.openInputStream(), encFsFile
.getVolume().getDecryptedFileLength(encryptedSize));
Assert.assertEquals(encryptedSize, encFsFile.getVolume()
.getEncryptedFileLength(encFsFile.getLength()));
} else {
for (EncFSFile subEncfFile : encFsFile.listFiles()) {
assertLengthCalculations(subEncfFile);
}
}
}
private void assertInputStreamsAreEqual(String msg, InputStream encfsIs,
InputStream decFsIs) throws IOException {
int bytesRead = 0, bytesRead2 = 0;
@ -409,6 +433,21 @@ public class EncFSVolumeIntegrationTest {
}
}
private void assertInputStreamLength(InputStream encfsIs, long length)
throws IOException {
int bytesRead = 0;
long totalSize = 0;
while (bytesRead >= 0) {
totalSize += bytesRead;
byte[] readBuf = new byte[128];
bytesRead = encfsIs.read(readBuf);
}
Assert.assertEquals(totalSize, length);
}
private static String getDirListing(EncFSFile rootDir, boolean recursive)
throws EncFSCorruptDataException, EncFSChecksumException,
IOException {