mirror of
https://github.com/SSCLI/sscli_20021101
synced 2026-06-08 12:28:57 +00:00
yallie
120 lines
3.9 KiB
C#
120 lines
3.9 KiB
C#
// ==++==
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//
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//
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// Copyright (c) 2002 Microsoft Corporation. All rights reserved.
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//
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// The use and distribution terms for this software are contained in the file
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// named license.txt, which can be found in the root of this distribution.
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// By using this software in any fashion, you are agreeing to be bound by the
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// terms of this license.
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//
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// You must not remove this notice, or any other, from this software.
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//
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//
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// ==--==
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using System.IO;
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using System;
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public class Co4264GetHashCode
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{
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internal static String strName = "Double.GetHashCode";
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internal static String s_strTFName = "Co4264GetHashCode";
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public virtual bool runTest()
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{
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int iCountErrors = 0;
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int iCountTestcases = 0;
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Console.Out.Write( strName );
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Console.Out.Write( ": " );
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Console.Out.Write( s_strTFName );
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Console.Out.WriteLine( " runTest started..." );
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Double wrDouble;
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wrDouble = (Double)1.0f;
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iCountTestcases++;
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if ( wrDouble.GetHashCode() != GetExpectedHashCode( wrDouble ) )
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{
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Console.Error.Write( "GetHashCode error: " );
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Console.Error.Write( "Expected Result = <" );
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Console.Error.Write( Math.Abs( (int) wrDouble ) );
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Console.Error.Write( "> " );
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Console.Error.Write( "Returned Result = <" );
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Console.Error.Write( wrDouble.GetHashCode() );
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Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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iCountTestcases++;
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wrDouble = (Double) Double.NaN;
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if ( wrDouble.GetHashCode() != GetExpectedHashCode( wrDouble ) )
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{
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Console.Error.Write( "GetHashCode error: " );
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Console.Error.Write( "Expected Result = <" );
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Console.Error.Write( Math.Abs( (int) wrDouble ) );
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Console.Error.Write( "> " );
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Console.Error.Write( "Returned Result = <" );
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Console.Error.Write( wrDouble.GetHashCode() );
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Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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iCountTestcases++;
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wrDouble = (Double) Double.Epsilon;
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if ( wrDouble.GetHashCode() != GetExpectedHashCode( wrDouble ) )
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{
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Console.Error.Write( "GetHashCode error: " );
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Console.Error.Write( "Expected Result = <" );
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Console.Error.Write( Math.Abs( (int) wrDouble ) );
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Console.Error.Write( "> " );
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Console.Error.Write( "Returned Result = <" );
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Console.Error.Write( wrDouble.GetHashCode() );
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Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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iCountTestcases++;
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wrDouble = (Double) Double.PositiveInfinity;
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if ( wrDouble.GetHashCode() != GetExpectedHashCode( wrDouble ) )
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{
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Console.Error.Write( "GetHashCode error: " );
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Console.Error.Write( "Expected Result = <" );
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Console.Error.Write( Math.Abs( (int) wrDouble ) );
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Console.Error.Write( "> " );
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Console.Error.Write( "Returned Result = <" );
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Console.Error.Write( wrDouble.GetHashCode() );
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Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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Console.Error.Write( strName );
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Console.Error.Write( ": " );
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Console.Error.Write( s_strTFName );
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Console.Error.Write( " " );
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Console.Error.Write( "iCountErrors==" );
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Console.Error.WriteLine( iCountErrors );
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if ( iCountErrors == 0 )
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{
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Console.WriteLine( "paSs. "+s_strTFName+" ,iCountTestcases=="+iCountTestcases.ToString());
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return true;
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}
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else
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{
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Console.WriteLine("FAiL! "+s_strTFName+" ,iCountErrors=="+iCountErrors.ToString());
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return false;
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}
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}
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public unsafe int GetExpectedHashCode(double m_value) {
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long value = *(long*)(&m_value);
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return ((int)value) ^ ((int)(value >> 32));
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}
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public static void Main(String[] args)
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{
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bool bResult = false;
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Co4264GetHashCode oCbTest = new Co4264GetHashCode();
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try
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{
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bResult = oCbTest.runTest();
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}
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catch( Exception ex )
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{
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Console.Error.Write( s_strTFName );
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Console.Error.WriteLine( ": Main() Uncaught exception" );
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Console.Error.WriteLine( ex.ToString() );
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}
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if ( bResult == true ) Environment.ExitCode = 0; else Environment.ExitCode = 1;
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}
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}
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