mirror of
https://github.com/SSCLI/sscli_20021101
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yallie
109 lines
3.8 KiB
C#
109 lines
3.8 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 Co4253GetHashCode
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{
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internal static System.String strName = "Single.GetHashCode";
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internal static System.String s_strTFName = "Co4253GetHashCode";
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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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System.String strCheckpoint = "CHECKPOINT";
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System.Console.Out.Write( strName );
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System.Console.Out.Write( ": " );
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System.Console.Out.Write( s_strTFName );
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System.Console.Out.WriteLine( " runTest started..." );
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System.Single wrSingle = ( 1.0f );
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iCountTestcases++;
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System.Console.Out.WriteLine( "GetHashCode: Verify Single object hash code" );
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if ( wrSingle.GetHashCode() != GetExpectedHashCode( wrSingle ) )
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{
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System.Console.Error.Write( "GetHashCode error: " );
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System.Console.Error.Write( "Expected Result = <" );
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System.Console.Error.Write( Math.Abs( (int) wrSingle ) );
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System.Console.Error.Write( "> " );
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System.Console.Error.Write( "Returned Result = <" );
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System.Console.Error.Write( wrSingle.GetHashCode() );
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System.Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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wrSingle = Single.Epsilon;
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iCountTestcases++;
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if ( wrSingle.GetHashCode() != GetExpectedHashCode( wrSingle ) )
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{
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System.Console.Error.Write( "GetHashCode error: " );
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System.Console.Error.Write( "Expected Result = <" );
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System.Console.Error.Write( Math.Abs( (int) wrSingle ) );
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System.Console.Error.Write( "> " );
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System.Console.Error.Write( "Returned Result = <" );
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System.Console.Error.Write( wrSingle.GetHashCode() );
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System.Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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wrSingle = Single.NaN;
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iCountTestcases++;
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if ( wrSingle.GetHashCode() != GetExpectedHashCode( wrSingle ) )
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{
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System.Console.Error.Write( "GetHashCode error: " );
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System.Console.Error.Write( "Expected Result = <" );
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System.Console.Error.Write( Math.Abs( (int) wrSingle ) );
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System.Console.Error.Write( "> " );
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System.Console.Error.Write( "Returned Result = <" );
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System.Console.Error.Write( wrSingle.GetHashCode() );
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System.Console.Error.Write( "> " );
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iCountErrors |= 0x01;
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}
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System.Console.Error.Write( strName );
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System.Console.Error.Write( ": " );
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System.Console.Error.Write( s_strTFName );
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System.Console.Error.Write( " " );
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System.Console.Error.Write( "iCountErrors==" );
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System.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(float value) {
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float f = value;
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int v = *(int*)(&f);
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return v;
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}
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public static void Main(System.String[] args)
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{
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bool bResult = false;
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Co4253GetHashCode oCbTest = new Co4253GetHashCode();
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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( System.Exception ex )
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{
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System.Console.Error.Write( s_strTFName );
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System.Console.Error.WriteLine( ": Main() Uncaught exception" );
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System.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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