170 lines
4.7 KiB
Plaintext
Executable File
170 lines
4.7 KiB
Plaintext
Executable File
----
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-- File:: zip_profile.rbs
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-- Description:: Profile ZIP building/extraction operations.
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--
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-- Author:: David Muir <david.muir@rockstarnorth.com>
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-- Date:: 20 September 2010
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--
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-----------------------------------------------------------------------------
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-- Uses
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-----------------------------------------------------------------------------
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-- None
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-----------------------------------------------------------------------------
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-- File Globals
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-----------------------------------------------------------------------------
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local iterations = 10
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local compress = false
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local zip_filename = "x:\\gta5\\build\\dev\\independent\\levels\\gta5\\vehicles.zip"
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local out_filename = "x:\\gta5\\build\\dev\\independent\\levels\\gta5\\vehicles.copy.zip"
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local temp_dir = "c:\\temp\\"
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local mount_point = "zip:/"
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-----------------------------------------------------------------------------
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-- Functions
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-----------------------------------------------------------------------------
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--
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-- Parse any unit test option command line parameters.
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--
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function set_parameters( )
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in_iterations = get_param( "iterations" )
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if ( in_iterations ~= nil ) then
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iterations = 0 + in_iterations
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end
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in_compress = get_param( "compress" )
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if ( in_compress ~= nil ) then
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compress = ( "true" == in_compress )
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end
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print( "Test Parameters" )
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print( "iterations = " .. iterations )
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if ( compress ) then
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print( "compress = true" )
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else
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print( "compress = false" )
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end
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end
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--
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-- Run one test iteration on a single ZIP file. Returns three values; the
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-- first being the file find time, then extract time, third being the rebuild time.
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--
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function test_zip( filename )
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-- Extract
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mount_zip( filename, mount_point )
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local find_start = os.clock()
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local files = find_files( mount_point .. "*.*" )
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local find_duration = ( os.clock() - find_start )
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local extract_start = os.clock()
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for key, value in files do
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local file = get_filename_from_path( value )
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copy_file( mount_point .. file, temp_dir .. file )
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end
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unmount_zip( filename )
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local extract_duration = ( os.clock() - extract_start )
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-- Rebuild
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local rebuild_start = os.clock()
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if ( compress ) then
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start_zip( )
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else
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start_uncompressed_zip( )
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end
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for key, value in files do
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local file = get_filename_from_path( value )
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add_to_zip( temp_dir .. file )
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end
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save_zip( out_filename )
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close_zip()
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local rebuild_duration = ( os.clock() - rebuild_start )
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return find_duration, extract_duration, rebuild_duration
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end
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--
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-- Return average of all values in specified array.
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--
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function average( data, count )
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local total = 0
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for i = 1, count do
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total = total + data[i]
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end
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return ( total / count )
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end
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--
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-- Return the minimum and maximum of all values in specified array.
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function maxmin( data, count )
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local min = 99999999
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local max = -99999999
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for i = 1, count do
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if ( data[i] < min ) then
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min = data[i]
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end
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if ( data[i] > max ) then
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max = data[i]
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end
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end
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return min, max
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end
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-----------------------------------------------------------------------------
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-- Entry-Point
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-----------------------------------------------------------------------------
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set_parameters()
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create_leadingpath( temp_dir .. "blah.txt" )
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local index = 0
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local find_durations = {}
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local extract_durations = {}
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local rebuild_durations = {}
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for index = 1, iterations do
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f, e, b = test_zip( zip_filename )
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find_durations[index] = f
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extract_durations[index] = e
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rebuild_durations[index] = b
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display( string.format( "[%d] Find duration (s) : %.3f", index, f ) )
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display( string.format( "[%d] Extract duration (s): %.3f", index, e ) )
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display( string.format( "[%d] Rebuild duration (s): %.3f", index, b ) )
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end
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print( "Find Results:" )
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min, max = maxmin( find_durations, iterations )
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print( string.format( "\tAverage duration (s): %.3f", average( find_durations, iterations ) ) )
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print( string.format( "\tMinimum duration (s): %.3f", min ) )
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print( string.format( "\tMaximum duration (s): %.3f", max ) )
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print( "Extraction Results:" )
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min, max = maxmin( extract_durations, iterations )
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print( string.format( "\tAverage duration (s): %.3f", average( extract_durations, iterations ) ) )
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print( string.format( "\tMinimum duration (s): %.3f", min ) )
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print( string.format( "\tMaximum duration (s): %.3f", max ) )
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print( "Rebuild Results:" )
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min, max = maxmin( rebuild_durations, iterations )
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print( string.format( "\tAverage duration (s): %.3f", average( rebuild_durations, iterations ) ) )
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print( string.format( "\tMinimum duration (s): %.3f", min ) )
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print( string.format( "\tMaximum duration (s): %.3f", max ) )
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-- rpf_profile.rbs
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