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Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime.Test/TestFastLexer.cs')
-rw-r--r-- | runtime/CSharp3/Sources/Antlr3.Runtime.Test/TestFastLexer.cs | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime.Test/TestFastLexer.cs b/runtime/CSharp3/Sources/Antlr3.Runtime.Test/TestFastLexer.cs deleted file mode 100644 index 4edc329..0000000 --- a/runtime/CSharp3/Sources/Antlr3.Runtime.Test/TestFastLexer.cs +++ /dev/null @@ -1,94 +0,0 @@ -/* - * [The "BSD licence"] - * Copyright (c) 2005-2008 Terence Parr - * All rights reserved. - * - * Conversion to C#: - * Copyright (c) 2008-2009 Sam Harwell, Pixel Mine, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -namespace Antlr3.Runtime.Test -{ - using System; - using Antlr.Runtime; - using Antlr.Runtime.Tree; - using Microsoft.VisualStudio.TestTools.UnitTesting; - using System.Text; - - [TestClass] - public class TestFastLexer - { - [TestMethod] - public void TestBasicFastLexer() - { - string inputElement = "x-2356*Abte+32+eno/6623+y"; - StringBuilder builder = new StringBuilder( inputElement, 1000000 * inputElement.Length ); - for ( int i = 0; i < 999999; i++ ) - builder.Append( inputElement ); - - string text = builder.ToString(); - int iterations = 5; - // warmup - IterateFast( text, iterations ); - Iterate( text, iterations ); - - var time = Iterate( text, iterations ); - var timeFast = IterateFast( text, iterations ); - - Console.WriteLine( "Elapsed time (norm): {0} seconds.", time.TotalSeconds ); - Console.WriteLine( "Elapsed time (fast): {0} seconds.", timeFast.TotalSeconds ); - } - - TimeSpan Iterate( string text, int count ) - { - DateTime start = DateTime.Now; - - for ( int i = 0; i < count; i++ ) - { - SimpleExpressionLexer lexer = new SimpleExpressionLexer( new ANTLRStringStream( text ) ); - CommonTokenStream tokens = new CommonTokenStream( lexer ); - tokens.Fill(); - } - - return DateTime.Now - start; - } - - TimeSpan IterateFast( string text, int count ) - { - DateTime start = DateTime.Now; - - for ( int i = 0; i < count; i++ ) - { - FastSimpleExpressionLexer lexer = new FastSimpleExpressionLexer( new SlimStringStream( text ) ); - FastTokenStream tokens = new FastTokenStream( lexer ); - //FastTokenStream<SlimToken> tokens = new FastTokenStream<SlimToken>( lexer ); - tokens.FillBuffer(); - } - - return DateTime.Now - start; - } - } -} |