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More NPOIFS tests

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1054199 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2011-01-01 06:49:53 +00:00
parent 2d583f4e3f
commit bfd6fb0e2b
2 changed files with 74 additions and 7 deletions
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2
src/java/org/apache/poi/poifs/filesystem/NPOIFSFileSystem.java
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@ -484,7 +484,7 @@ public class NPOIFSFileSystem extends BlockStore
// Oh joy, we need a new XBAT too...
xbat = createBAT(offset+1, false);
xbat.setValueAt(0, offset);
bat.setValueAt(offset+1, POIFSConstants.DIFAT_SECTOR_BLOCK);
bat.setValueAt(1, POIFSConstants.DIFAT_SECTOR_BLOCK);
// Will go one place higher as XBAT added in
offset++;

79
src/testcases/org/apache/poi/poifs/filesystem/TestNPOIFSFileSystem.java
View File

@ -348,6 +348,7 @@ public final class TestNPOIFSFileSystem extends TestCase {
*/
public void testGetFreeBlockWithNoneSpare() throws Exception {
NPOIFSFileSystem fs = new NPOIFSFileSystem(_inst.openResourceAsStream("BlockSize512.zvi"));
int free;
// We have one BAT at block 99
assertEquals(POIFSConstants.FAT_SECTOR_BLOCK, fs.getNextBlock(99));
@ -382,19 +383,67 @@ public final class TestNPOIFSFileSystem extends TestCase {
// Fill up to hold 109 BAT blocks
// TODO
for(int i=0; i<109; i++) {
fs.getFreeBlock();
int startOffset = i*128;
while( fs.getBATBlockAndIndex(startOffset).getBlock().hasFreeSectors() ) {
free = fs.getFreeBlock();
fs.setNextBlock(free, POIFSConstants.END_OF_CHAIN);
}
}
assertEquals(false, fs.getBATBlockAndIndex(109*128-1).getBlock().hasFreeSectors());
try {
assertEquals(false, fs.getBATBlockAndIndex(109*128).getBlock().hasFreeSectors());
fail("Should only be 109 BATs");
} catch(IndexOutOfBoundsException e) {}
// Ask for another, will get our first XBAT
// TODO
free = fs.getFreeBlock();
assertEquals(false, fs.getBATBlockAndIndex(109*128-1).getBlock().hasFreeSectors());
assertEquals(true, fs.getBATBlockAndIndex(110*128-1).getBlock().hasFreeSectors());
try {
assertEquals(false, fs.getBATBlockAndIndex(110*128).getBlock().hasFreeSectors());
fail("Should only be 110 BATs");
} catch(IndexOutOfBoundsException e) {}
// Fill the XBAT
// TODO
// Fill the XBAT, which means filling 127 BATs
for(int i=109; i<109+127; i++) {
fs.getFreeBlock();
int startOffset = i*128;
while( fs.getBATBlockAndIndex(startOffset).getBlock().hasFreeSectors() ) {
free = fs.getFreeBlock();
fs.setNextBlock(free, POIFSConstants.END_OF_CHAIN);
}
}
// Should now have 109+127 = 236 BATs
assertEquals(false, fs.getBATBlockAndIndex(236*128-1).getBlock().hasFreeSectors());
try {
assertEquals(false, fs.getBATBlockAndIndex(236*128).getBlock().hasFreeSectors());
fail("Should only be 236 BATs");
} catch(IndexOutOfBoundsException e) {}
// Ask for another, will get our 2nd XBAT
// TODO
free = fs.getFreeBlock();
assertEquals(false, fs.getBATBlockAndIndex(236*128-1).getBlock().hasFreeSectors());
assertEquals(true, fs.getBATBlockAndIndex(237*128-1).getBlock().hasFreeSectors());
try {
assertEquals(false, fs.getBATBlockAndIndex(237*128).getBlock().hasFreeSectors());
fail("Should only be 237 BATs");
} catch(IndexOutOfBoundsException e) {}
// Write it out and read it back in again
// Ensure it's correct
// TODO
// Check the header is correct
// TODO
// Now check the filesystem sees it correct too
// TODO
}
@ -471,5 +520,23 @@ public final class TestNPOIFSFileSystem extends TestCase {
}
}
/**
* Read a file, write it and read it again.
* Then, alter+add some streams, write and read
*/
public void testReadWriteRead() throws Exception {
// TODO
// TODO
}
/**
* Create a new file, write it and read it again
* Then, add some streams, write and read
*/
public void testCreateWriteRead() throws Exception {
// TODO
// TODO
}
// TODO Directory/Document write tests
}