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apache / lucenenet / refs/tags/Lucene.Net_4_8_0_beta00012 / . / src / Lucene.Net.Tests.Expressions / JS / TestJavascriptOperations.cs
blob: 520a6271e830189fcbb6a38c340a12cf98acd67c [file] [log] [blame]
using Lucene.Net.Util;
using NUnit.Framework;
using Assert = Lucene.Net.TestFramework.Assert;
namespace Lucene.Net.Expressions.JS
{
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
public class TestJavascriptOperations : LuceneTestCase
{
private void AssertEvaluatesTo(string expression, long expected)
{
Expression evaluator = JavascriptCompiler.Compile(expression);
long actual = (long)evaluator.Evaluate(0, null);
Assert.AreEqual(expected, actual);
}
[Test]
public virtual void TestNegationOperation()
{
AssertEvaluatesTo("-1", -1);
AssertEvaluatesTo("--1", 1);
AssertEvaluatesTo("-(-1)", 1);
AssertEvaluatesTo("-0", 0);
AssertEvaluatesTo("--0", 0);
}
[Test]
public virtual void TestAddOperation()
{
AssertEvaluatesTo("1+1", 2);
AssertEvaluatesTo("1+0.5+0.5", 2);
AssertEvaluatesTo("5+10", 15);
AssertEvaluatesTo("1+1+2", 4);
AssertEvaluatesTo("(1+1)+2", 4);
AssertEvaluatesTo("1+(1+2)", 4);
AssertEvaluatesTo("0+1", 1);
AssertEvaluatesTo("1+0", 1);
AssertEvaluatesTo("0+0", 0);
}
[Test]
public virtual void TestSubtractOperation()
{
AssertEvaluatesTo("1-1", 0);
AssertEvaluatesTo("5-10", -5);
AssertEvaluatesTo("1-0.5-0.5", 0);
AssertEvaluatesTo("1-1-2", -2);
AssertEvaluatesTo("(1-1)-2", -2);
AssertEvaluatesTo("1-(1-2)", 2);
AssertEvaluatesTo("0-1", -1);
AssertEvaluatesTo("1-0", 1);
AssertEvaluatesTo("0-0", 0);
}
[Test]
public virtual void TestMultiplyOperation()
{
AssertEvaluatesTo("1*1", 1);
AssertEvaluatesTo("5*10", 50);
AssertEvaluatesTo("50*0.1", 5);
AssertEvaluatesTo("1*1*2", 2);
AssertEvaluatesTo("(1*1)*2", 2);
AssertEvaluatesTo("1*(1*2)", 2);
AssertEvaluatesTo("10*0", 0);
AssertEvaluatesTo("0*0", 0);
}
[Test]
public virtual void TestDivisionOperation()
{
AssertEvaluatesTo("1*1", 1);
AssertEvaluatesTo("10/5", 2);
AssertEvaluatesTo("10/0.5", 20);
AssertEvaluatesTo("10/5/2", 1);
AssertEvaluatesTo("(27/9)/3", 1);
AssertEvaluatesTo("27/(9/3)", 9);
//.NET Port division overflow cast to double evals to long.MinValue
AssertEvaluatesTo("1/0", -9223372036854775808);
}
[Test]
public virtual void TestModuloOperation()
{
AssertEvaluatesTo("1%1", 0);
AssertEvaluatesTo("10%3", 1);
AssertEvaluatesTo("10%3%2", 1);
AssertEvaluatesTo("(27%10)%4", 3);
AssertEvaluatesTo("27%(9%5)", 3);
}
[Test]
public virtual void TestLessThanOperation()
{
AssertEvaluatesTo("1 < 1", 0);
AssertEvaluatesTo("2 < 1", 0);
AssertEvaluatesTo("1 < 2", 1);
AssertEvaluatesTo("2 < 1 < 3", 1);
AssertEvaluatesTo("2 < (1 < 3)", 0);
AssertEvaluatesTo("(2 < 1) < 1", 1);
AssertEvaluatesTo("-1 < -2", 0);
AssertEvaluatesTo("-1 < 0", 1);
}
[Test]
public virtual void TestLessThanEqualsOperation()
{
AssertEvaluatesTo("1 <= 1", 1);
AssertEvaluatesTo("2 <= 1", 0);
AssertEvaluatesTo("1 <= 2", 1);
AssertEvaluatesTo("1 <= 1 <= 0", 0);
AssertEvaluatesTo("-1 <= -1", 1);
AssertEvaluatesTo("-1 <= 0", 1);
AssertEvaluatesTo("-1 <= -2", 0);
AssertEvaluatesTo("-1 <= 0", 1);
}
[Test]
public virtual void TestGreaterThanOperation()
{
AssertEvaluatesTo("1 > 1", 0);
AssertEvaluatesTo("2 > 1", 1);
AssertEvaluatesTo("1 > 2", 0);
AssertEvaluatesTo("2 > 1 > 3", 0);
AssertEvaluatesTo("2 > (1 > 3)", 1);
AssertEvaluatesTo("(2 > 1) > 1", 0);
AssertEvaluatesTo("-1 > -2", 1);
AssertEvaluatesTo("-1 > 0", 0);
}
[Test]
public virtual void TestGreaterThanEqualsOperation()
{
AssertEvaluatesTo("1 >= 1", 1);
AssertEvaluatesTo("2 >= 1", 1);
AssertEvaluatesTo("1 >= 2", 0);
AssertEvaluatesTo("1 >= 1 >= 0", 1);
AssertEvaluatesTo("-1 >= -1", 1);
AssertEvaluatesTo("-1 >= 0", 0);
AssertEvaluatesTo("-1 >= -2", 1);
AssertEvaluatesTo("-1 >= 0", 0);
}
[Test]
public virtual void TestEqualsOperation()
{
AssertEvaluatesTo("1 == 1", 1);
AssertEvaluatesTo("0 == 0", 1);
AssertEvaluatesTo("-1 == -1", 1);
AssertEvaluatesTo("1.1 == 1.1", 1);
AssertEvaluatesTo("0.9 == 0.9", 1);
AssertEvaluatesTo("-0 == 0", 1);
AssertEvaluatesTo("0 == 1", 0);
AssertEvaluatesTo("1 == 2", 0);
AssertEvaluatesTo("-1 == 1", 0);
AssertEvaluatesTo("-1 == 0", 0);
AssertEvaluatesTo("-2 == 1", 0);
AssertEvaluatesTo("-2 == -1", 0);
}
[Test]
public virtual void TestNotEqualsOperation()
{
AssertEvaluatesTo("1 != 1", 0);
AssertEvaluatesTo("0 != 0", 0);
AssertEvaluatesTo("-1 != -1", 0);
AssertEvaluatesTo("1.1 != 1.1", 0);
AssertEvaluatesTo("0.9 != 0.9", 0);
AssertEvaluatesTo("-0 != 0", 0);
AssertEvaluatesTo("0 != 1", 1);
AssertEvaluatesTo("1 != 2", 1);
AssertEvaluatesTo("-1 != 1", 1);
AssertEvaluatesTo("-1 != 0", 1);
AssertEvaluatesTo("-2 != 1", 1);
AssertEvaluatesTo("-2 != -1", 1);
}
[Test]
public virtual void TestBoolNotOperation()
{
AssertEvaluatesTo("!1", 0);
AssertEvaluatesTo("!!1", 1);
AssertEvaluatesTo("!0", 1);
AssertEvaluatesTo("!!0", 0);
AssertEvaluatesTo("!-1", 0);
AssertEvaluatesTo("!2", 0);
AssertEvaluatesTo("!-2", 0);
}
[Test]
public virtual void TestBoolAndOperation()
{
AssertEvaluatesTo("1 && 1", 1);
AssertEvaluatesTo("1 && 0", 0);
AssertEvaluatesTo("0 && 1", 0);
AssertEvaluatesTo("0 && 0", 0);
AssertEvaluatesTo("-1 && -1", 1);
AssertEvaluatesTo("-1 && 0", 0);
AssertEvaluatesTo("0 && -1", 0);
AssertEvaluatesTo("-0 && -0", 0);
}
[Test]
public virtual void TestBoolOrOperation()
{
AssertEvaluatesTo("1 || 1", 1);
AssertEvaluatesTo("1 || 0", 1);
AssertEvaluatesTo("0 || 1", 1);
AssertEvaluatesTo("0 || 0", 0);
AssertEvaluatesTo("-1 || -1", 1);
AssertEvaluatesTo("-1 || 0", 1);
AssertEvaluatesTo("0 || -1", 1);
AssertEvaluatesTo("-0 || -0", 0);
}
[Test]
public virtual void TestConditionalOperation()
{
AssertEvaluatesTo("1 ? 2 : 3", 2);
AssertEvaluatesTo("-1 ? 2 : 3", 2);
AssertEvaluatesTo("0 ? 2 : 3", 3);
AssertEvaluatesTo("1 ? 2 ? 3 : 4 : 5", 3);
AssertEvaluatesTo("0 ? 2 ? 3 : 4 : 5", 5);
AssertEvaluatesTo("1 ? 0 ? 3 : 4 : 5", 4);
AssertEvaluatesTo("1 ? 2 : 3 ? 4 : 5", 2);
AssertEvaluatesTo("0 ? 2 : 3 ? 4 : 5", 4);
AssertEvaluatesTo("0 ? 2 : 0 ? 4 : 5", 5);
AssertEvaluatesTo("(1 ? 1 : 0) ? 3 : 4", 3);
AssertEvaluatesTo("(0 ? 1 : 0) ? 3 : 4", 4);
}
[Test]
public virtual void TestBitShiftLeft()
{
AssertEvaluatesTo("1 << 1", 2);
AssertEvaluatesTo("2 << 1", 4);
AssertEvaluatesTo("-1 << 31", -2147483648);
AssertEvaluatesTo("3 << 5", 96);
AssertEvaluatesTo("-5 << 3", -40);
AssertEvaluatesTo("4195 << 7", 536960);
AssertEvaluatesTo("4195 << 66", 16780);
AssertEvaluatesTo("4195 << 6", 268480);
AssertEvaluatesTo("4195 << 70", 268480);
AssertEvaluatesTo("-4195 << 70", -268480);
AssertEvaluatesTo("-15 << 62", 1073741824);
}
[Test]
public virtual void TestBitShiftRight()
{
AssertEvaluatesTo("1 >> 1", 0);
AssertEvaluatesTo("2 >> 1", 1);
AssertEvaluatesTo("-1 >> 5", -1);
AssertEvaluatesTo("-2 >> 30", -1);
AssertEvaluatesTo("-5 >> 1", -3);
AssertEvaluatesTo("536960 >> 7", 4195);
AssertEvaluatesTo("16780 >> 66", 4195);
AssertEvaluatesTo("268480 >> 6", 4195);
AssertEvaluatesTo("268480 >> 70", 4195);
AssertEvaluatesTo("-268480 >> 70", -4195);
AssertEvaluatesTo("-2147483646 >> 1", -1073741823);
}
[Test]
public virtual void TestBitShiftRightUnsigned()
{
AssertEvaluatesTo("1 >>> 1", 0);
AssertEvaluatesTo("2 >>> 1", 1);
AssertEvaluatesTo("-1 >>> 37", 134217727);
AssertEvaluatesTo("-2 >>> 62", 3);
//.NET Port. CLR returns different values for unsigned shift ops
AssertEvaluatesTo("-5 >>> 33", 2147483645);
AssertEvaluatesTo("536960 >>> 7", 4195);
AssertEvaluatesTo("16780 >>> 66", 4195);
AssertEvaluatesTo("268480 >>> 6", 4195);
AssertEvaluatesTo("268480 >>> 70", 4195);
AssertEvaluatesTo("-268480 >>> 102", 67104669);
AssertEvaluatesTo("2147483648 >>> 1", 1073741824);
}
[Test]
public virtual void TestBitwiseAnd()
{
AssertEvaluatesTo("4 & 4", 4);
AssertEvaluatesTo("3 & 2", 2);
AssertEvaluatesTo("7 & 3", 3);
AssertEvaluatesTo("-1 & -1", -1);
AssertEvaluatesTo("-1 & 25", 25);
AssertEvaluatesTo("3 & 7", 3);
AssertEvaluatesTo("0 & 1", 0);
AssertEvaluatesTo("1 & 0", 0);
}
[Test]
public virtual void TestBitwiseOr()
{
AssertEvaluatesTo("4 | 4", 4);
AssertEvaluatesTo("5 | 2", 7);
AssertEvaluatesTo("7 | 3", 7);
AssertEvaluatesTo("-1 | -5", -1);
AssertEvaluatesTo("-1 | 25", -1);
AssertEvaluatesTo("-100 | 15", -97);
AssertEvaluatesTo("0 | 1", 1);
AssertEvaluatesTo("1 | 0", 1);
}
[Test]
public virtual void TestBitwiseXor()
{
AssertEvaluatesTo("4 ^ 4", 0);
AssertEvaluatesTo("5 ^ 2", 7);
AssertEvaluatesTo("15 ^ 3", 12);
AssertEvaluatesTo("-1 ^ -5", 4);
AssertEvaluatesTo("-1 ^ 25", -26);
AssertEvaluatesTo("-100 ^ 15", -109);
AssertEvaluatesTo("0 ^ 1", 1);
AssertEvaluatesTo("1 ^ 0", 1);
AssertEvaluatesTo("0 ^ 0", 0);
}
[Test]
public virtual void TestBitwiseNot()
{
AssertEvaluatesTo("~-5", 4);
AssertEvaluatesTo("~25", -26);
AssertEvaluatesTo("~0", -1);
AssertEvaluatesTo("~-1", 0);
}
[Test]
public virtual void TestDecimalConst()
{
AssertEvaluatesTo("0", 0);
AssertEvaluatesTo("1", 1);
AssertEvaluatesTo("123456789", 123456789);
AssertEvaluatesTo("5.6E2", 560);
AssertEvaluatesTo("5.6E+2", 560);
AssertEvaluatesTo("500E-2", 5);
}
[Test]
public virtual void TestHexConst()
{
AssertEvaluatesTo("0x0", 0);
AssertEvaluatesTo("0x1", 1);
AssertEvaluatesTo("0xF", 15);
AssertEvaluatesTo("0x1234ABCDEF", 78193085935L);
AssertEvaluatesTo("1 << 0x1", 1 << (0x1));
AssertEvaluatesTo("1 << 0xA", 1 << (0xA));
AssertEvaluatesTo("0x1 << 2", unchecked((int)(0x1)) << 2);
AssertEvaluatesTo("0xA << 2", unchecked((int)(0xA)) << 2);
}
[Test]
public virtual void TestHexConst2()
{
AssertEvaluatesTo("0X0", 0);
AssertEvaluatesTo("0X1", 1);
AssertEvaluatesTo("0XF", 15);
AssertEvaluatesTo("0X1234ABCDEF", 78193085935L);
}
[Test]
public virtual void TestOctalConst()
{
AssertEvaluatesTo("00", 0);
AssertEvaluatesTo("01", 1);
AssertEvaluatesTo("010", 8);
AssertEvaluatesTo("0123456777", 21913087);
AssertEvaluatesTo("1 << 01", 1 << 0x1);
AssertEvaluatesTo("1 << 010", 1 << 0x8);
AssertEvaluatesTo("01 << 2", 0x1 << 2);
AssertEvaluatesTo("010 << 2", 0x8 << 2);
}
}
}