Function runBlockWriteCacheTest

crengine/src/lvtinydom.cpp:11388–11477

}

void runBlockWriteCacheTest()
{



    int sz = 2000000;
    const char * fn1 = "/tmp/tf1.dat";
    const char * fn2 = "/tmp/tf2.dat";
    //makeTestFile( fn1, sz );
    //makeTestFile( fn2, sz );

    CRLog::debug("BlockCache test started");

    LVStreamRef s1 = LVOpenFileStream( fn1, LVOM_APPEND );
    LVStreamRef s2 =  LVCreateBlockWriteStream( LVOpenFileStream( fn2, LVOM_APPEND ), 0x8000, 16);
    MYASSERT(! s1.isNull(), "s1");
    MYASSERT(! s2.isNull(), "s2");
    LVStreamRef ss = LVCreateCompareTestStream(s1, s2);
    lUInt8 buf[0x100000];
    for ( int i=0; i<sizeof(buf); i++ ) {
        buf[i] = (lUInt8)(rand() & 0xFF);
    }
    //memset( buf, 0xAD, 1000000 );
    ss->SetPos( 0 );
    ss->Write( buf, 150, NULL );
    ss->SetPos( 0 );
    ss->Write( buf, 150, NULL );
    ss->SetPos( 0 );
    ss->Write( buf, 150, NULL );


    ss->SetPos( 1000 );
    ss->Read( buf, 5000, NULL );
    ss->SetPos( 100000 );
    ss->Read( buf+10000, 150000, NULL );

    ss->SetPos( 1000 );
    ss->Write( buf, 15000, NULL );
    ss->SetPos( 1000 );
    ss->Read( buf+100000, 15000, NULL );
    ss->Read( buf, 1000000, NULL );


    ss->SetPos( 1000 );
    ss->Write( buf, 15000, NULL );
    ss->Write( buf, 15000, NULL );
    ss->Write( buf, 15000, NULL );
    ss->Write( buf, 15000, NULL );


    ss->SetPos( 100000 );
    ss->Write( buf+15000, 150000, NULL );
    ss->SetPos( 100000 );
    ss->Read( buf+25000, 200000, NULL );

    ss->SetPos( 100000 );
    ss->Read( buf+55000, 200000, NULL );