moparisthebest/poi
1
0
Fork 0
Code Issues Pull Requests Releases 1 Wiki Activity

Enable more of the POIFS DocumetnInputStream tests to check NPOIFS as well

Browse Source 
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1131988 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2011-06-05 08:16:22 +00:00
parent e9249b28c2
commit f93b671b69
1 changed files with 188 additions and 194 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

100
src/testcases/org/apache/poi/poifs/filesystem/TestDocumentInputStream.java
View File

@ -191,11 +191,15 @@ public final class TestDocumentInputStream extends TestCase {
* test simple read method
*/
public void testReadSingleByte() throws IOException {
DocumentInputStream stream = new DocumentInputStream(_workbook_o);
DocumentInputStream[] streams = new DocumentInputStream[] {
new DocumentInputStream(_workbook_o),
new NDocumentInputStream(_workbook_n)
};
for(DocumentInputStream stream : streams) {
int remaining = _workbook_size;
for (int j = 0; j < _workbook_size; j++)
{
// Try and read each byte in turn
for (int j = 0; j < _workbook_size; j++) {
int b = stream.read();
assertTrue("checking sign of " + j, b >= 0);
assertEquals("validating byte " + j, _workbook_data[ j ],
@ -204,34 +208,35 @@ public final class TestDocumentInputStream extends TestCase {
assertEquals("checking remaining after reading byte " + j,
remaining, stream.available());
}
// Ensure we fell off the end
assertEquals(-1, stream.read());
// Check that after close we can no longer read
stream.close();
try
{
try {
stream.read();
fail("Should have caught IOException");
}
catch (IOException ignored)
{
} catch (IOException ignored) {
// as expected
}
}
}
/**
* Test buffered read
*/
public void testBufferRead() throws IOException {
DocumentInputStream stream = new DocumentInputStream(_workbook_o);
try
{
DocumentInputStream[] streams = new DocumentInputStream[] {
new DocumentInputStream(_workbook_o),
new NDocumentInputStream(_workbook_n)
};
for(DocumentInputStream stream : streams) {
// Need to give a byte array to read
try {
stream.read(null);
fail("Should have caught NullPointerException");
}
catch (NullPointerException ignored)
{
} catch (NullPointerException ignored) {
// as expected
}
@ -271,24 +276,24 @@ public final class TestDocumentInputStream extends TestCase {
}
assertEquals(-1, stream.read(buffer));
stream.close();
try
{
try {
stream.read(buffer);
fail("Should have caught IOException");
}
catch (IOException ignored)
{
} catch (IOException ignored) {
// as expected
}
}
}
/**
* Test complex buffered read
*/
public void testComplexBufferRead() throws IOException {
DocumentInputStream stream = new DocumentInputStream(_workbook_o);
DocumentInputStream[] streams = new DocumentInputStream[] {
new DocumentInputStream(_workbook_o),
new NDocumentInputStream(_workbook_n)
};
for(DocumentInputStream stream : streams) {
try {
stream.read(null, 0, 1);
fail("Should have caught NullPointerException");
@ -297,34 +302,22 @@ public final class TestDocumentInputStream extends TestCase {
}
// test illegal offsets and lengths
try
{
try {
stream.read(new byte[ 5 ], -4, 0);
fail("Should have caught IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException ignored)
{
} catch (IndexOutOfBoundsException ignored) {
// as expected
}
try
{
try {
stream.read(new byte[ 5 ], 0, -4);
fail("Should have caught IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException ignored)
{
} catch (IndexOutOfBoundsException ignored) {
// as expected
}
try
{
try {
stream.read(new byte[ 5 ], 0, 6);
fail("Should have caught IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException ignored)
{
} catch (IndexOutOfBoundsException ignored) {
// as expected
}
@ -376,31 +369,31 @@ public final class TestDocumentInputStream extends TestCase {
{
assertEquals("byte " + j, 0, buffer[ j ]);
}
assertEquals(-1, stream.read(buffer, 0, 1));
stream.close();
try
{
try {
stream.read(buffer, 0, 1);
fail("Should have caught IOException");
}
catch (IOException ignored)
{
} catch (IOException ignored) {
// as expected
}
}
}
/**
* Tests that we can skip within the stream
*/
public void testSkip() throws IOException {
DocumentInputStream stream = new DocumentInputStream(_workbook_o);
DocumentInputStream[] streams = new DocumentInputStream[] {
new DocumentInputStream(_workbook_o),
new NDocumentInputStream(_workbook_n)
};
for(DocumentInputStream stream : streams) {
assertEquals(_workbook_size, stream.available());
int count = stream.available();
while (stream.available() >= _buffer_size)
{
while (stream.available() >= _buffer_size) {
assertEquals(_buffer_size, stream.skip(_buffer_size));
count -= _buffer_size;
assertEquals(count, stream.available());
@ -418,6 +411,7 @@ public final class TestDocumentInputStream extends TestCase {
stream.skip(2 + ( long ) Integer.MAX_VALUE));
assertEquals(0, stream.available());
}
}
/**
* Test that we can read files at multiple levels down the tree