253 lines
7.4 KiB
C++
253 lines
7.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <algorithm>
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#include <cassert>
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#include <boost/shared_ptr.hpp>
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#include <cppunit/extensions/HelperMacros.h>
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#include <cppunit/plugin/TestPlugIn.h>
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#include "com/sun/star/io/XInputStream.hpp"
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#include "com/sun/star/uno/Reference.hxx"
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#include "comphelper/seqstream.hxx"
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#include "rtl/ref.hxx"
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#include "test/bootstrapfixture.hxx"
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#include "WPXSvStream.hxx"
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namespace io = com::sun::star::io;
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namespace uno = com::sun::star::uno;
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using boost::shared_ptr;
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using std::equal;
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namespace
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{
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class WPXSvStreamTest : public test::BootstrapFixture
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{
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public:
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CPPUNIT_TEST_SUITE(WPXSvStreamTest);
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CPPUNIT_TEST(testRead);
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CPPUNIT_TEST(testSeekSet);
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CPPUNIT_TEST(testSeekCur);
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CPPUNIT_TEST(testSeekEnd);
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CPPUNIT_TEST_SUITE_END();
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private:
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void testRead();
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void testSeekSet();
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void testSeekCur();
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void testSeekEnd();
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};
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static const char aText[] = "hello world";
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shared_ptr<WPXInputStream> lcl_createStream()
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{
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using comphelper::SequenceInputStream;
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const comphelper::ByteSequence aData(reinterpret_cast<const sal_Int8*>(aText), sizeof aText);
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const uno::Reference<io::XInputStream> xInputStream(new SequenceInputStream(aData));
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shared_ptr<WPXInputStream> pInputStream;
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if (xInputStream.is())
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pInputStream.reset(new WPXSvInputStream(xInputStream));
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return pInputStream;
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}
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void WPXSvStreamTest::testRead()
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{
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const shared_ptr<WPXInputStream> pInput(lcl_createStream());
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const unsigned long nLen = sizeof aText;
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unsigned long nReadBytes = 0;
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const unsigned char* pData = 0;
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const unsigned char* const pTextOrig = reinterpret_cast<const unsigned char*>(aText);
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const unsigned char* pText = pTextOrig;
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// reading by small pieces
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pData = pInput->read(1UL, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(1UL, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(!pInput->atEOS());
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pText += nReadBytes;
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pData = pInput->read(2UL, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(2UL, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(!pInput->atEOS());
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pText += nReadBytes;
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pData = pInput->read(3UL, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(3UL, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(!pInput->atEOS());
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pText += nReadBytes;
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assert(nLen > 6);
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pData = pInput->read(nLen - 6, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(nLen - 6, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(pInput->atEOS());
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// reading everything at once
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pInput->seek(0, WPX_SEEK_SET);
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pText = pTextOrig;
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pData = pInput->read(nLen, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(nLen, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(pInput->atEOS());
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// trying to read too much
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pInput->seek(0, WPX_SEEK_SET);
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pText = pTextOrig;
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pData = pInput->read(nLen + 1, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(nLen, nReadBytes);
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CPPUNIT_ASSERT(equal(pText, pText + nReadBytes, pData));
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CPPUNIT_ASSERT(pInput->atEOS());
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// trying to read nothing
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pInput->seek(0, WPX_SEEK_SET);
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pText = pTextOrig;
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pData = pInput->read(0UL, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(0UL, nReadBytes);
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT_EQUAL(pData, static_cast<const unsigned char*>(0));
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CPPUNIT_ASSERT(!pInput->atEOS());
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}
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void WPXSvStreamTest::testSeekSet()
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{
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const shared_ptr<WPXInputStream> pInput(lcl_createStream());
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const long nLen = sizeof aText;
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// check initial state
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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// valid seeks
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_SET));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(1, WPX_SEEK_SET));
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CPPUNIT_ASSERT_EQUAL(1L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(nLen, WPX_SEEK_SET));
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CPPUNIT_ASSERT(nLen == pInput->tell());
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CPPUNIT_ASSERT(pInput->atEOS());
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// go back to the beginning
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_SET));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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// invalid seeks
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CPPUNIT_ASSERT(0 != pInput->seek(-1, WPX_SEEK_SET));
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// Okay, this is not defined. But it is what the WPXSvInputStream
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// does ATM and it is reasonable.
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT(0 != pInput->seek(nLen + 1, WPX_SEEK_SET));
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CPPUNIT_ASSERT(nLen == pInput->tell());
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CPPUNIT_ASSERT(pInput->atEOS());
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}
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void WPXSvStreamTest::testSeekCur()
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{
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const shared_ptr<WPXInputStream> pInput(lcl_createStream());
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const long nLen = sizeof aText;
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// check initial state
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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// valid seeks
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_CUR));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(1, WPX_SEEK_CUR));
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CPPUNIT_ASSERT_EQUAL(1L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(-1, WPX_SEEK_CUR));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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// go back to the beginning
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_SET));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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// invalid seeks
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CPPUNIT_ASSERT(0 != pInput->seek(-1, WPX_SEEK_CUR));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT(0 != pInput->seek(nLen + 1, WPX_SEEK_CUR));
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CPPUNIT_ASSERT(nLen == pInput->tell());
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CPPUNIT_ASSERT(pInput->atEOS());
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}
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void WPXSvStreamTest::testSeekEnd()
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{
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const shared_ptr<WPXInputStream> pInput(lcl_createStream());
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const long nLen = sizeof aText;
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// check initial state
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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// valid seeks
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_END));
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CPPUNIT_ASSERT(nLen == pInput->tell());
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CPPUNIT_ASSERT(pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(-1, WPX_SEEK_END));
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CPPUNIT_ASSERT((nLen - 1) == pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(-nLen, WPX_SEEK_END));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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// go back to the beginning
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CPPUNIT_ASSERT_EQUAL(0, pInput->seek(0, WPX_SEEK_SET));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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// invalid seeks
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CPPUNIT_ASSERT(0 != pInput->seek(1, WPX_SEEK_END));
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CPPUNIT_ASSERT(nLen == pInput->tell());
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CPPUNIT_ASSERT(pInput->atEOS());
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CPPUNIT_ASSERT(0 != pInput->seek(-nLen - 1, WPX_SEEK_END));
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CPPUNIT_ASSERT_EQUAL(0L, pInput->tell());
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CPPUNIT_ASSERT(!pInput->atEOS());
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}
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CPPUNIT_TEST_SUITE_REGISTRATION(WPXSvStreamTest);
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}
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CPPUNIT_PLUGIN_IMPLEMENT();
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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