410 lines
14 KiB
C#
410 lines
14 KiB
C#
// Copyright 2010-2012 Google
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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using System;
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using Google.OrTools.ConstraintSolver;
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public class CsTestCpOperator
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{
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static void Check(bool test, String message)
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{
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if (!test)
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{
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Console.WriteLine("Error: " + message);
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}
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}
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static void CheckEquality(double v1, double v2, String message)
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{
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if (v1 != v2)
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{
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Console.WriteLine("Error: " + v1 + " != " + v2 + " " + message);
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}
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}
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static void TestConstructors()
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{
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Console.WriteLine("TestConstructors");
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Solver solver = new Solver("test");
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IntVar x = solver.MakeIntVar(0, 10, "x");
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Constraint c1 = x == 2;
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Console.WriteLine(c1.ToString());
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Constraint c2 = x >= 2;
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Console.WriteLine(c2.ToString());
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Constraint c3 = x > 2;
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Console.WriteLine(c3.ToString());
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Constraint c4 = x <= 2;
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Console.WriteLine(c4.ToString());
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Constraint c5 = x < 2;
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Console.WriteLine(c5.ToString());
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Constraint c6 = x != 2;
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Console.WriteLine(c6.ToString());
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}
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static void TestConstraintWithExpr()
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{
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Console.WriteLine("TestConstraintWithExpr");
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Solver solver = new Solver("test");
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IntVar x = solver.MakeIntVar(0, 10, "x");
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IntVar y = solver.MakeIntVar(0, 10, "y");
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Constraint c1 = x == 2;
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Constraint c2 = y == 3;
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IntExpr e2a = c1 + 1;
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Console.WriteLine(e2a.ToString());
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IntExpr e2b = 1 + c1;
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Console.WriteLine(e2b.ToString());
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IntExpr e2c = c1 - 1;
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Console.WriteLine(e2c.ToString());
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IntExpr e2d = 1 - c1;
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Console.WriteLine(e2d.ToString());
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IntExpr e2e = c1 * 2;
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Console.WriteLine(e2e.ToString());
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IntExpr e2f = 2 * c1;
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Console.WriteLine(e2f.ToString());
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IntExpr e3a = c1 + y;
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Console.WriteLine(e3a.ToString());
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IntExpr e3b = y + c1;
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Console.WriteLine(e3b.ToString());
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IntExpr e3c = c1 - y;
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Console.WriteLine(e3c.ToString());
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IntExpr e3d = y - c1;
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Console.WriteLine(e3d.ToString());
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IntExpr e3e = c1 * y;
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Console.WriteLine(e3e.ToString());
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IntExpr e3f = y * c1;
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Console.WriteLine(e3f.ToString());
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IntExpr e4 = -c1;
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Console.WriteLine(e4.ToString());
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IntExpr e5 = c1 / 4;
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Console.WriteLine(e5.ToString());
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IntExpr e6 = c1.Abs();
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Console.WriteLine(e6.ToString());
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IntExpr e7 = c1.Square();
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Console.WriteLine(e7.ToString());
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Constraint c8a = c1 == 1;
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Console.WriteLine(c8a.ToString());
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Constraint c8b = 1 == c1;
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Console.WriteLine(c8b.ToString());
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Constraint c8c = c1 != 1;
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Console.WriteLine(c8c.ToString());
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Constraint c8d = 1 != c1;
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Console.WriteLine(c8d.ToString());
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Constraint c8e = c1 >= 1;
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Console.WriteLine(c8e.ToString());
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Constraint c8f = 1 >= c1;
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Console.WriteLine(c8f.ToString());
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Constraint c8g = c1 > 1;
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Console.WriteLine(c8g.ToString());
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Constraint c8h = 1 > c1;
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Console.WriteLine(c8h.ToString());
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Constraint c8i = c1 <= 1;
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Console.WriteLine(c8i.ToString());
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Constraint c8j = 1 <= c1;
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Console.WriteLine(c8j.ToString());
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Constraint c8k = c1 < 1;
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Console.WriteLine(c8k.ToString());
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Constraint c8l = 1 < c1;
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Console.WriteLine(c8l.ToString());
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Constraint c9a = c1 == y;
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Console.WriteLine(c9a.ToString());
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Constraint c9b = y == c1;
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Console.WriteLine(c9b.ToString());
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Constraint c9c = c1 != y;
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Console.WriteLine(c9c.ToString());
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Constraint c9d = y != c1;
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Console.WriteLine(c9d.ToString());
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Constraint c9e = c1 >= y;
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Console.WriteLine(c9e.ToString());
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Constraint c9f = y >= c1;
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Console.WriteLine(c9f.ToString());
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Constraint c9g = c1 > y;
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Console.WriteLine(c9g.ToString());
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Constraint c9h = y > c1;
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Console.WriteLine(c9h.ToString());
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Constraint c9i = c1 <= y;
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Console.WriteLine(c9i.ToString());
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Constraint c9j = y <= c1;
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Console.WriteLine(c9j.ToString());
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Constraint c9k = c1 < y;
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Console.WriteLine(c9k.ToString());
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Constraint c9l = y < c1;
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Console.WriteLine(c9l.ToString());
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Constraint c10a = c1 == c2;
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Console.WriteLine(c10a.ToString());
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Constraint c10c = c1 != c2;
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Console.WriteLine(c10c.ToString());
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Constraint c10e = c1 >= c2;
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Console.WriteLine(c10e.ToString());
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Constraint c10g = c1 > c2;
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Console.WriteLine(c10g.ToString());
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Constraint c10i = c1 <= c2;
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Console.WriteLine(c10i.ToString());
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Constraint c10k = c1 < c2;
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Console.WriteLine(c10k.ToString());
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IntExpr e11a = c1 + (y == 2);
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Console.WriteLine(e11a.ToString());
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IntExpr e11b = (y == 2) + c1;
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Console.WriteLine(e11b.ToString());
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IntExpr e11c = c1 - (y == 2);
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Console.WriteLine(e11c.ToString());
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IntExpr e11d = (y == 2) - c1;
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Console.WriteLine(e11d.ToString());
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IntExpr e11e = c1 * (y == 2);
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Console.WriteLine(e11e.ToString());
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IntExpr e11f = (y == 2) * c1;
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Console.WriteLine(e11f.ToString());
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Constraint c12a = c1 == (y == 2);
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Console.WriteLine(c12a.ToString());
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Constraint c12b = (y == 2) == c1;
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Console.WriteLine(c12b.ToString());
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Constraint c12c = c1 != (y == 2);
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Console.WriteLine(c12c.ToString());
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Constraint c12d = (y == 2) != c1;
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Console.WriteLine(c12d.ToString());
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Constraint c12e = c1 >= (y == 2);
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Console.WriteLine(c12e.ToString());
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Constraint c12f = (y == 2) >= c1;
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Console.WriteLine(c12f.ToString());
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Constraint c12g = c1 > (y == 2);
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Console.WriteLine(c12g.ToString());
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Constraint c12h = (y == 2) > c1;
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Console.WriteLine(c12h.ToString());
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Constraint c12i = c1 <= (y == 2);
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Console.WriteLine(c12i.ToString());
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Constraint c12j = (y == 2) <= c1;
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Console.WriteLine(c12j.ToString());
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Constraint c12k = c1 < (y == 2);
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Console.WriteLine(c12k.ToString());
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Constraint c12l = (y == 2) < c1;
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Console.WriteLine(c12l.ToString());
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}
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static void TestWrappedConstraintWithExpr()
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{
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Console.WriteLine("TestWrappedConstraintWithExpr");
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Solver solver = new Solver("test");
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IntVar x = solver.MakeIntVar(0, 10, "x");
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IntVar y = solver.MakeIntVar(0, 10, "y");
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IntExpr e2a = (x == 1) + 1;
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Console.WriteLine(e2a.ToString());
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IntExpr e2b = 1 + (x == 1);
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Console.WriteLine(e2b.ToString());
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IntExpr e2c = (x == 1) - 1;
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Console.WriteLine(e2c.ToString());
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IntExpr e2d = 1 - (x == 1);
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Console.WriteLine(e2d.ToString());
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IntExpr e2e = (x == 1) * 2;
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Console.WriteLine(e2e.ToString());
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IntExpr e2f = 2 * (x == 1);
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Console.WriteLine(e2f.ToString());
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IntExpr e3a = (x == 1) + y;
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Console.WriteLine(e3a.ToString());
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IntExpr e3b = y + (x == 1);
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Console.WriteLine(e3b.ToString());
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IntExpr e3c = (x == 1) - y;
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Console.WriteLine(e3c.ToString());
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IntExpr e3d = y - (x == 1);
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Console.WriteLine(e3d.ToString());
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IntExpr e3e = (x == 1) * y;
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Console.WriteLine(e3e.ToString());
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IntExpr e3f = y * (x == 1);
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Console.WriteLine(e3f.ToString());
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IntExpr e4 = -(x == 1);
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Console.WriteLine(e4.ToString());
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IntExpr e5 = (x == 1) / 4;
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Console.WriteLine(e5.ToString());
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IntExpr e6 = (x == 1).Abs();
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Console.WriteLine(e6.ToString());
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IntExpr e7 = (x == 1).Square();
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Console.WriteLine(e7.ToString());
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Constraint c8a = (x == 1) == 1;
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Console.WriteLine(c8a.ToString());
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Constraint c8b = 1 == (x == 1);
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Console.WriteLine(c8b.ToString());
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Constraint c8c = (x == 1) != 1;
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Console.WriteLine(c8c.ToString());
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Constraint c8d = 1 != (x == 1);
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Console.WriteLine(c8d.ToString());
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Constraint c8e = (x == 1) >= 1;
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Console.WriteLine(c8e.ToString());
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Constraint c8f = 1 >= (x == 1);
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Console.WriteLine(c8f.ToString());
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Constraint c8g = (x == 1) > 1;
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Console.WriteLine(c8g.ToString());
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Constraint c8h = 1 > (x == 1);
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Console.WriteLine(c8h.ToString());
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Constraint c8i = (x == 1) <= 1;
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Console.WriteLine(c8i.ToString());
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Constraint c8j = 1 <= (x == 1);
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Console.WriteLine(c8j.ToString());
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Constraint c8k = (x == 1) < 1;
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Console.WriteLine(c8k.ToString());
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Constraint c8l = 1 < (x == 1);
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Console.WriteLine(c8l.ToString());
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Constraint c9a = (x == 1) == y;
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Console.WriteLine(c9a.ToString());
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Constraint c9b = y == (x == 1);
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Console.WriteLine(c9b.ToString());
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Constraint c9c = (x == 1) != y;
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Console.WriteLine(c9c.ToString());
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Constraint c9d = y != (x == 1);
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Console.WriteLine(c9d.ToString());
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Constraint c9e = (x == 1) >= y;
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Console.WriteLine(c9e.ToString());
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Constraint c9f = y >= (x == 1);
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Console.WriteLine(c9f.ToString());
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Constraint c9g = (x == 1) > y;
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Console.WriteLine(c9g.ToString());
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Constraint c9h = y > (x == 1);
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Console.WriteLine(c9h.ToString());
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Constraint c9i = (x == 1) <= y;
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Console.WriteLine(c9i.ToString());
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Constraint c9j = y <= (x == 1);
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Console.WriteLine(c9j.ToString());
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Constraint c9k = (x == 1) < y;
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Console.WriteLine(c9k.ToString());
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Constraint c9l = y < (x == 1);
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Console.WriteLine(c9l.ToString());
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Constraint c10a = (x == 1) == (y == 2);
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Console.WriteLine(c10a.ToString());
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Constraint c10c = (x == 1) != (y == 2);
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Console.WriteLine(c10c.ToString());
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Constraint c10e = (x == 1) >= (y == 2);
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Console.WriteLine(c10e.ToString());
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Constraint c10g = (x == 1) > (y == 2);
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Console.WriteLine(c10g.ToString());
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Constraint c10i = (x == 1) <= (y == 2);
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Console.WriteLine(c10i.ToString());
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Constraint c10k = (x == 1) < (y == 2);
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Console.WriteLine(c10k.ToString());
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}
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static void TestBaseEqualityWithExpr()
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{
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Console.WriteLine("TestBaseEqualityWithExpr");
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Solver solver = new Solver("test");
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IntVar x = solver.MakeIntVar(0, 10, "x");
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IntVar y = solver.MakeIntVar(0, 10, "y");
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IntExpr e2a = (x >= 1) + 1;
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Console.WriteLine(e2a.ToString());
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IntExpr e2b = 1 + (x >= 1);
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Console.WriteLine(e2b.ToString());
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IntExpr e2c = (x >= 1) - 1;
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Console.WriteLine(e2c.ToString());
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IntExpr e2d = 1 - (x >= 1);
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Console.WriteLine(e2d.ToString());
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IntExpr e2e = (x >= 1) * 2;
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Console.WriteLine(e2e.ToString());
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IntExpr e2f = 2 * (x >= 1);
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Console.WriteLine(e2f.ToString());
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IntExpr e3a = (x >= 1) + y;
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Console.WriteLine(e3a.ToString());
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IntExpr e3b = y + (x >= 1);
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Console.WriteLine(e3b.ToString());
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IntExpr e3c = (x >= 1) - y;
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Console.WriteLine(e3c.ToString());
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IntExpr e3d = y - (x >= 1);
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Console.WriteLine(e3d.ToString());
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IntExpr e3e = (x >= 1) * y;
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Console.WriteLine(e3e.ToString());
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IntExpr e3f = y * (x >= 1);
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Console.WriteLine(e3f.ToString());
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IntExpr e4 = -(x >= 1);
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Console.WriteLine(e4.ToString());
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IntExpr e5 = (x >= 1) / 4;
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Console.WriteLine(e5.ToString());
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IntExpr e6 = (x >= 1).Abs();
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Console.WriteLine(e6.ToString());
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IntExpr e7 = (x >= 1).Square();
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Console.WriteLine(e7.ToString());
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Constraint c8a = (x >= 1) >= 1;
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Console.WriteLine(c8a.ToString());
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Constraint c8b = 1 >= (x >= 1);
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Console.WriteLine(c8b.ToString());
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Constraint c8c = (x >= 1) != 1;
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Console.WriteLine(c8c.ToString());
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Constraint c8d = 1 != (x >= 1);
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Console.WriteLine(c8d.ToString());
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Constraint c8e = (x >= 1) >= 1;
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Console.WriteLine(c8e.ToString());
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Constraint c8f = 1 >= (x >= 1);
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Console.WriteLine(c8f.ToString());
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Constraint c8g = (x >= 1) > 1;
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Console.WriteLine(c8g.ToString());
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Constraint c8h = 1 > (x >= 1);
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Console.WriteLine(c8h.ToString());
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Constraint c8i = (x >= 1) <= 1;
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Console.WriteLine(c8i.ToString());
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Constraint c8j = 1 <= (x >= 1);
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Console.WriteLine(c8j.ToString());
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Constraint c8k = (x >= 1) < 1;
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Console.WriteLine(c8k.ToString());
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Constraint c8l = 1 < (x >= 1);
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Console.WriteLine(c8l.ToString());
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Constraint c9a = (x >= 1) >= y;
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Console.WriteLine(c9a.ToString());
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Constraint c9b = y >= (x >= 1);
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Console.WriteLine(c9b.ToString());
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Constraint c9c = (x >= 1) != y;
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Console.WriteLine(c9c.ToString());
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Constraint c9d = y != (x >= 1);
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Console.WriteLine(c9d.ToString());
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Constraint c9e = (x >= 1) >= y;
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Console.WriteLine(c9e.ToString());
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Constraint c9f = y >= (x >= 1);
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Console.WriteLine(c9f.ToString());
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Constraint c9g = (x >= 1) > y;
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Console.WriteLine(c9g.ToString());
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Constraint c9h = y > (x >= 1);
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Console.WriteLine(c9h.ToString());
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Constraint c9i = (x >= 1) <= y;
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Console.WriteLine(c9i.ToString());
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Constraint c9j = y <= (x >= 1);
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Console.WriteLine(c9j.ToString());
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Constraint c9k = (x >= 1) < y;
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Console.WriteLine(c9k.ToString());
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Constraint c9l = y < (x >= 1);
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Console.WriteLine(c9l.ToString());
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Constraint c10a = (x >= 1) >= (y >= 2);
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Console.WriteLine(c10a.ToString());
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Constraint c10c = (x >= 1) != (y >= 2);
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Console.WriteLine(c10c.ToString());
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Constraint c10e = (x >= 1) >= (y >= 2);
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Console.WriteLine(c10e.ToString());
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Constraint c10g = (x >= 1) > (y >= 2);
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Console.WriteLine(c10g.ToString());
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Constraint c10i = (x >= 1) <= (y >= 2);
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Console.WriteLine(c10i.ToString());
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Constraint c10k = (x >= 1) < (y >= 2);
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Console.WriteLine(c10k.ToString());
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}
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static void TestDowncast()
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{
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Solver solver = new Solver("TestDowncast");
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IntVar x = solver.MakeIntVar(0, 10, "x");
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IntExpr e = x + 1;
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IntVar y = e.Var();
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Console.WriteLine(y.ToString());
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}
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static void Main()
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{
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TestConstructors();
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TestConstraintWithExpr();
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TestWrappedConstraintWithExpr();
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TestBaseEqualityWithExpr();
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TestDowncast();
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}
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}
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