44 lines
1.3 KiB
Plaintext
44 lines
1.3 KiB
Plaintext
//
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// $Id$
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//
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// Testing Harbour long string handling with device output.
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/* Harbour Project source code
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http://www.Harbour-Project.org/
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Copyright 1999 David G. Holm <dholm@jsd-llc.com>
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See doc/hdr_tpl.txt, Version 1.2 or later, for licensing terms.
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*/
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FUNCTION Main()
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LOCAL cShort := "1234567890"
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LOCAL i, j, cLong, cBuffer, nHandle
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// Create an 80 KB string (Clipper is limited to 64 KB).
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cLong := cShort
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FOR i := 1 TO 13
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cLong += cLong
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NEXT
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// Write the long string to file long_str.prn
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SET PRINTER TO long_str
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SET DEVICE TO PRINTER
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DEVOUT( cLong )
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SET PRINTER OFF
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SET DEVICE TO SCREEN
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// Confirm the string length and that a copy is exactly identical.
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? "The length of the long string is", IF( LEN( cLong ) == 80 * 1024, "correct", "wrong" )
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cBuffer := cLong
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? "The length of a copy of the long string is", IF( LEN( cLong ) == 80 * 1024, "correct", "wrong" )
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? "The copy of the long string is", IF( cLong == cBuffer, "equal", "not equal" ), "to the long string"
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// Read the string back in and compare it to the original.
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nHandle := FOPEN( "long_str.prn" )
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cBuffer := FREADSTR( nHandle, 90000 )
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? "Original:", LEN( cLong )
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? "From file:", LEN( cBuffer )
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? "The strings are", IF( cLong == cBuffer, "equal", "not equal" )
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return nil
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