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VectorToleranceConstraint.cs 3.4 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using OpenMetaverse;
  29. using NUnit.Framework;
  30. using NUnit.Framework.Constraints;
  31. namespace OpenSim.Tests.Common
  32. {
  33. public class VectorToleranceConstraint : ANumericalToleranceConstraint
  34. {
  35. private Vector3 _baseValue;
  36. private Vector3 _valueToBeTested;
  37. public VectorToleranceConstraint(Vector3 baseValue, double tolerance) : base(tolerance)
  38. {
  39. _baseValue = baseValue;
  40. }
  41. ///<summary>
  42. ///Test whether the constraint is satisfied by a given value
  43. ///</summary>
  44. ///<param name="valueToBeTested">The value to be tested</param>
  45. ///<returns>
  46. ///True for success, false for failure
  47. ///</returns>
  48. public override bool Matches(object valueToBeTested)
  49. {
  50. if (valueToBeTested == null)
  51. {
  52. throw new ArgumentException("Constraint cannot be used upon null values.");
  53. }
  54. if (valueToBeTested.GetType() != typeof (Vector3))
  55. {
  56. throw new ArgumentException("Constraint cannot be used upon non vector values.");
  57. }
  58. _valueToBeTested = (Vector3) valueToBeTested;
  59. return (IsWithinDoubleConstraint(_valueToBeTested.X, _baseValue.X) &&
  60. IsWithinDoubleConstraint(_valueToBeTested.Y, _baseValue.Y) &&
  61. IsWithinDoubleConstraint(_valueToBeTested.Z, _baseValue.Z));
  62. }
  63. public override void WriteDescriptionTo(MessageWriter writer)
  64. {
  65. writer.WriteExpectedValue(
  66. string.Format("A value {0} within tolerance of plus or minus {1}", _baseValue, _tolerance));
  67. }
  68. public override void WriteActualValueTo(MessageWriter writer)
  69. {
  70. writer.WriteActualValue(_valueToBeTested);
  71. }
  72. }
  73. }