diff options
Diffstat (limited to '')
-rw-r--r-- | OpenSim/Tests/Common/DoubleToleranceConstraint.cs | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/OpenSim/Tests/Common/DoubleToleranceConstraint.cs b/OpenSim/Tests/Common/DoubleToleranceConstraint.cs new file mode 100644 index 0000000..f3da236 --- /dev/null +++ b/OpenSim/Tests/Common/DoubleToleranceConstraint.cs | |||
@@ -0,0 +1,52 @@ | |||
1 | using System; | ||
2 | using NUnit.Framework; | ||
3 | using NUnit.Framework.Constraints; | ||
4 | using OpenSim.Tests.Common; | ||
5 | |||
6 | namespace OpenSim.Tests.Common | ||
7 | { | ||
8 | public class DoubleToleranceConstraint : ANumericalToleranceConstraint | ||
9 | { | ||
10 | |||
11 | private double _baseValue; | ||
12 | private double _valueToBeTested; | ||
13 | |||
14 | public DoubleToleranceConstraint(double baseValue, double tolerance) : base(tolerance) | ||
15 | { | ||
16 | _baseValue = baseValue; | ||
17 | } | ||
18 | |||
19 | ///<summary> | ||
20 | ///Test whether the constraint is satisfied by a given value | ||
21 | ///</summary> | ||
22 | ///<param name="valueToBeTested">The value to be tested</param> | ||
23 | ///<returns> | ||
24 | ///True for success, false for failure | ||
25 | ///</returns> | ||
26 | public override bool Matches(object valueToBeTested) | ||
27 | { | ||
28 | if (valueToBeTested == null) | ||
29 | { | ||
30 | throw new ArgumentException("Constraint cannot be used upon null values."); | ||
31 | } | ||
32 | if( valueToBeTested.GetType() != typeof(double)) | ||
33 | { | ||
34 | throw new ArgumentException("Constraint cannot be used upon non double-values."); | ||
35 | } | ||
36 | |||
37 | _valueToBeTested = (double)valueToBeTested; | ||
38 | |||
39 | return IsWithinDoubleConstraint(_valueToBeTested, _baseValue ); | ||
40 | } | ||
41 | |||
42 | public override void WriteDescriptionTo(MessageWriter writer) | ||
43 | { | ||
44 | writer.WriteExpectedValue(string.Format("A value {0} within tolerance of plus or minus {1}",_baseValue,_tolerance)); | ||
45 | } | ||
46 | |||
47 | public override void WriteActualValueTo(MessageWriter writer) | ||
48 | { | ||
49 | writer.WriteActualValue(_valueToBeTested); | ||
50 | } | ||
51 | } | ||
52 | } | ||