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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <sal/config.h>
#include <algorithm>
#include <cassert>
#include <cstring>
#include <com/sun/star/io/NotConnectedException.hpp>
#include <com/sun/star/io/TextInputStream.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XTextInputStream2.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <cppuhelper/implbase.hxx>
#include <cppunit/TestAssert.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/plugin/TestPlugIn.h>
#include <osl/mutex.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <unotest/bootstrapfixturebase.hxx>
namespace {
class Input: public cppu::WeakImplHelper<css::io::XInputStream> {
public:
Input(char* inputData, sal_Int32 inputSize):
open_(true),
index_(0),
size(inputSize),
data(inputData) {}
private:
virtual ~Input() override {}
sal_Int32 SAL_CALL readBytes(css::uno::Sequence<sal_Int8> &, sal_Int32)
override
{ CPPUNIT_FAIL("readLine is supposed to call readSomeBytes instead"); }
sal_Int32 SAL_CALL readSomeBytes(
css::uno::Sequence<sal_Int8 > & aData, sal_Int32 nMaxBytesToRead) override
{
assert(nMaxBytesToRead >= 0);
osl::MutexGuard g(mutex_);
checkClosed();
assert(index_ >= 0 && index_ <= size);
sal_Int32 n = std::min<sal_Int32>(
std::min<sal_Int32>(nMaxBytesToRead, 2), size - index_);
assert(n >= 0 && n <= size - index_);
aData.realloc(n);
std::memcpy(aData.getArray(), data + index_, n);
index_ += n;
assert(index_ >= 0 && index_ <= size);
return n;
}
void SAL_CALL skipBytes(sal_Int32 nBytesToSkip) override
{
assert(nBytesToSkip >= 0);
osl::MutexGuard g(mutex_);
checkClosed();
assert(index_ >= 0 && index_ <= size);
index_ += std::min<sal_Int32>(nBytesToSkip, size - index_);
assert(index_ >= 0 && index_ <= size);
}
sal_Int32 SAL_CALL available() override
{
osl::MutexGuard g(mutex_);
checkClosed();
assert(index_ >= 0 && index_ <= size);
return size - index_;
}
void SAL_CALL closeInput() override
{
osl::MutexGuard g(mutex_);
checkClosed();
open_ = true;
}
void checkClosed() {
if (!open_) {
throw css::io::NotConnectedException(
u"test input stream already closed"_ustr);
}
}
osl::Mutex mutex_;
bool open_;
sal_Int32 index_;
sal_Int32 size;
char* data;
};
class Test: public test::BootstrapFixtureBase {
private:
CPPUNIT_TEST_SUITE(Test);
CPPUNIT_TEST(testReadLine);
CPPUNIT_TEST(testReadLineEndChars);
CPPUNIT_TEST_SUITE_END();
void testReadLine();
void testReadLineEndChars();
OUString readFirstLine(char data1[], int size);
};
OUString Test::readFirstLine(char *inputData, int inputSize) {
css::uno::Reference<css::io::XTextInputStream2> s(
css::io::TextInputStream::create(getComponentContext()));
s->setInputStream(new Input(inputData, inputSize));
return s->readLine();
}
void Test::testReadLine() {
char inputData[] = {'1', '2', '3', '4', '5', '6', '7', '8', '9'};
OUString l(readFirstLine(inputData, sizeof(inputData)));
CPPUNIT_ASSERT_EQUAL(u"123456789"_ustr, l);
}
void Test::testReadLineEndChars() {
std::vector<char> inputData = {'a', 'b', 'c', '\r'};
OUString l(readFirstLine(inputData.data(), inputData.size()));
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
inputData = {'a', 'b', 'c', '\n'};
l = readFirstLine(inputData.data(), inputData.size());
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
inputData = {'a', 'b', 'c', '\r', '\n'};
l = readFirstLine(inputData.data(), inputData.size());
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
inputData = {'a', 'b', 'c', '\r', 'd', 'e', 'f'};
l = readFirstLine(inputData.data(), inputData.size());
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
inputData = {'a', 'b', 'c', '\n', 'd', 'e', 'f'};
l = readFirstLine(inputData.data(), inputData.size());
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
css::uno::Reference<css::io::XTextInputStream2> s(
css::io::TextInputStream::create(getComponentContext()));
inputData = {'a', 'b', 'c', '\r', '\n', 'd', 'e', 'f'};
s->setInputStream(new Input(inputData.data(), inputData.size()));
l = s->readLine();
CPPUNIT_ASSERT_EQUAL(u"abc"_ustr, l);
l = s->readLine();
CPPUNIT_ASSERT_EQUAL(u"def"_ustr, l);
}
CPPUNIT_TEST_SUITE_REGISTRATION(Test);
}
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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