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mac fc::io::readsome fix

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This commit is contained in:
John Jones 2018-11-15 03:53:55 -08:00
parent 0f110c3219
commit f4dec89dc3
2 changed files with 18 additions and 8 deletions
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14
src/io/fstream.cpp
View file

@ -65,11 +65,21 @@ namespace fc {
const boost::filesystem::path& bfp = file;
my->ifs.open( bfp, std::ios::binary );
}
size_t ifstream::readsome( char* buf, size_t len ) {
auto s = size_t(my->ifs.readsome( buf, len ));
if( s <= 0 ) {
read( buf, 1 );
s = 1;
try
{
read( buf, len );
s = len;
}
catch (const fc::eof_exception& eof)
{
s = my->ifs.gcount();
if (s == 0)
throw eof;
}
}
return s;
}

12
tests/io/stream_tests.cpp
View file

@ -112,11 +112,11 @@ BOOST_AUTO_TEST_CASE(fstream_test)
BOOST_CHECK_THROW( in2.readsome( buf, 3, 0 ), fc::eof_exception );
{
out.flush();
out.close();
std::fstream test( outf.path().to_native_ansi_path(), std::fstream::in );
BOOST_CHECK_EQUAL( 11u, test.readsome( (&(*buf)), 11 ) );
test.read( (&(*buf)), 11 );
BOOST_CHECK_EQUAL( "Hello world", std::string( (&(*buf)), 11 ) );
BOOST_CHECK_EQUAL( 0u, test.readsome( (&(*buf)), 11 ) );
BOOST_CHECK(!test.read( (&(*buf)), 11 ));
test.close();
}
@ -166,11 +166,11 @@ BOOST_AUTO_TEST_CASE(buffered_fstream_test)
BOOST_CHECK_THROW( bin2.readsome( buf, 3, 0 ), fc::eof_exception );
{
bout.flush();
bout.close();
std::fstream test( outf.path().to_native_ansi_path(), std::fstream::in );
BOOST_CHECK_EQUAL( 11u, test.readsome( (&(*buf)), 11 ) );
test.read( (&(*buf)), 11 );
BOOST_CHECK_EQUAL( "Hello world", std::string( (&(*buf)), 11 ) );
BOOST_CHECK_EQUAL( 0u, test.readsome( (&(*buf)), 11 ) );
BOOST_CHECK(!test.read( (&(*buf)), 11 ));
test.close();
}
}