359     SimpleByteSink sink(buffer);  in TestByteSink()  local
360     sink.Append("abc", 3);  in TestByteSink()
361     sink.Flush();  in TestByteSink()
362     if(!(sink.length() == 4 && 0 == memcmp("abcz", buffer, 4) && buffer[4] == '!')) {  in TestByteSink()
368     char *dest = sink.GetAppendBuffer(0, 50, scratch, (int32_t)sizeof(scratch), &capacity);  in TestByteSink()
373     dest = sink.GetAppendBuffer(10, 50, scratch, 9, &capacity);  in TestByteSink()
378     dest = sink.GetAppendBuffer(5, 50, scratch, (int32_t)sizeof(scratch), &capacity);  in TestByteSink()
388     CheckedArrayByteSink sink(buffer, (int32_t)sizeof(buffer));  in TestCheckedArrayByteSink()  local
389     sink.Append("abc", 3);  in TestCheckedArrayByteSink()
390     if(!(sink.NumberOfBytesAppended() == 3 && sink.NumberOfBytesWritten() == 3 &&  in TestCheckedArrayByteSink()
392          !sink.Overflowed()  in TestCheckedArrayByteSink()
399     char *dest = sink.GetAppendBuffer(0, 50, scratch, (int32_t)sizeof(scratch), &capacity);  in TestCheckedArrayByteSink()
404     dest = sink.GetAppendBuffer(10, 50, scratch, 9, &capacity);  in TestCheckedArrayByteSink()
409     dest = sink.GetAppendBuffer(10, 50, scratch, (int32_t)sizeof(scratch), &capacity);  in TestCheckedArrayByteSink()
415     sink.Append(dest, 10);  in TestCheckedArrayByteSink()
416     if(!(sink.NumberOfBytesAppended() == 13 && sink.NumberOfBytesWritten() == 13 &&  in TestCheckedArrayByteSink()
418          !sink.Overflowed())  in TestCheckedArrayByteSink()
423     dest = sink.GetAppendBuffer(10, 50, scratch, (int32_t)sizeof(scratch), &capacity);  in TestCheckedArrayByteSink()
428     sink.Append(dest, 10);  in TestCheckedArrayByteSink()
429     if(!(sink.NumberOfBytesAppended() == 23 &&  in TestCheckedArrayByteSink()
430          sink.NumberOfBytesWritten() == (int32_t)sizeof(buffer) &&  in TestCheckedArrayByteSink()
432          sink.Overflowed())  in TestCheckedArrayByteSink()
437     sink.Reset().Append("123", 3);  in TestCheckedArrayByteSink()
438     if(!(sink.NumberOfBytesAppended() == 3 && sink.NumberOfBytesWritten() == 3 &&  in TestCheckedArrayByteSink()
440          !sink.Overflowed())  in TestCheckedArrayByteSink()
453     StringByteSink<std::string> sink(&result);  in TestStringByteSink()  local
454     sink.Append("def", 3);  in TestStringByteSink()