opensim – Blame information for rev 1
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1 | eva | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using System; |
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29 | using NUnit.Framework; |
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30 | using NUnit.Framework.Constraints; |
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31 | |||
32 | namespace OpenSim.Tests.Common |
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33 | { |
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34 | public class DoubleToleranceConstraint : ANumericalToleranceConstraint |
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35 | { |
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36 | private double _baseValue; |
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37 | private double _valueToBeTested; |
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38 | |||
39 | public DoubleToleranceConstraint(double baseValue, double tolerance) : base(tolerance) |
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40 | { |
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41 | _baseValue = baseValue; |
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42 | } |
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43 | |||
44 | ///<summary> |
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45 | ///Test whether the constraint is satisfied by a given value |
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46 | ///</summary> |
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47 | ///<param name="valueToBeTested">The value to be tested</param> |
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48 | ///<returns> |
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49 | ///True for success, false for failure |
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50 | ///</returns> |
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51 | public override bool Matches(object valueToBeTested) |
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52 | { |
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53 | if (valueToBeTested == null) |
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54 | { |
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55 | throw new ArgumentException("Constraint cannot be used upon null values."); |
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56 | } |
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57 | if (valueToBeTested.GetType() != typeof(double)) |
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58 | { |
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59 | throw new ArgumentException("Constraint cannot be used upon non double-values."); |
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60 | } |
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61 | |||
62 | _valueToBeTested = (double)valueToBeTested; |
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63 | |||
64 | return IsWithinDoubleConstraint(_valueToBeTested, _baseValue); |
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65 | } |
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66 | |||
67 | public override void WriteDescriptionTo(MessageWriter writer) |
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68 | { |
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69 | writer.WriteExpectedValue(string.Format("A value {0} within tolerance of plus or minus {1}",_baseValue,_tolerance)); |
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70 | } |
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71 | |||
72 | public override void WriteActualValueTo(MessageWriter writer) |
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73 | { |
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74 | writer.WriteActualValue(_valueToBeTested); |
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75 | } |
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76 | } |
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77 | } |