How to use IfUnavailableResultSetResolver method of NBi.Core.ResultSet.Resolver.IfUnavailableResultSetResolver class

Best NBi code snippet using NBi.Core.ResultSet.Resolver.IfUnavailableResultSetResolver.IfUnavailableResultSetResolver

IfUnavailableResultSetResolverTest.cs

Source:IfUnavailableResultSetResolverTest.cs

...14using Moq;15using NBi.Extensibility.Resolving;16namespace NBi.Testing.Core.ResultSet.Resolver17{18    public class IfUnavailableResultSetResolverTest19    {20        [Test]21        public void Execute_PrimaryFailing_SecondaryExecuted()22        {23            var primary = Mock.Of<IResultSetResolver>();24            Mock.Get(primary).Setup(x => x.Execute()).Throws(new ResultSetUnavailableException(null));25            var secondary = Mock.Of<IResultSetResolver>();26            var expectedRs = new NBi.Core.ResultSet.ResultSet();27            Mock.Get(secondary).Setup(x => x.Execute()).Returns(expectedRs);28            var args = new IfUnavailableResultSetResolverArgs(primary, secondary);29            var resolver = new IfUnavailableResultSetResolver(args);30            var rs = resolver.Execute();31            Mock.Get(primary).Verify(x => x.Execute(), Times.Once);32            Mock.Get(secondary).Verify(x => x.Execute(), Times.Once);33            Assert.That(rs, Is.EqualTo(expectedRs));34        }35        [Test]36        public void Execute_PrimarySuccessful_SecondaryNotExecuted()37        {38            var expectedRs = new NBi.Core.ResultSet.ResultSet();39            var primary = Mock.Of<IResultSetResolver>();40            Mock.Get(primary).Setup(x => x.Execute()).Returns(expectedRs);41            var secondary = Mock.Of<IResultSetResolver>();42            Mock.Get(secondary).Setup(x => x.Execute()).Throws(new ResultSetUnavailableException(null));43            var args = new IfUnavailableResultSetResolverArgs(primary, secondary);44            var resolver = new IfUnavailableResultSetResolver(args);45            var rs = resolver.Execute();46            Mock.Get(primary).Verify(x => x.Execute(), Times.Once);47            Mock.Get(secondary).Verify(x => x.Execute(), Times.Never);48            Assert.That(rs, Is.EqualTo(expectedRs));49        }50        [Test]51        public void Execute_PrimaryFailingSecondaryFailing_TertiaryNotExecuted()52        {53            var expectedRs = new NBi.Core.ResultSet.ResultSet();54            var primary = Mock.Of<IResultSetResolver>();55            Mock.Get(primary).Setup(x => x.Execute()).Throws(new ResultSetUnavailableException(null));56            var secondary = Mock.Of<IResultSetResolver>();57            Mock.Get(secondary).Setup(x => x.Execute()).Throws(new ResultSetUnavailableException(null));58            var tertiary = Mock.Of<IResultSetResolver>();59            Mock.Get(tertiary).Setup(x => x.Execute()).Returns(expectedRs);60            var secondaryArgs = new IfUnavailableResultSetResolverArgs(secondary, tertiary);61            var args = new IfUnavailableResultSetResolverArgs(primary, new IfUnavailableResultSetResolver(secondaryArgs));62            var resolver = new IfUnavailableResultSetResolver(args);63            var rs = resolver.Execute();64            Mock.Get(primary).Verify(x => x.Execute(), Times.Once);65            Mock.Get(secondary).Verify(x => x.Execute(), Times.Once);66            Mock.Get(tertiary).Verify(x => x.Execute(), Times.Once);67            Assert.That(rs, Is.EqualTo(expectedRs));68        }69    }70}...

ResultSetResolverFactory.cs

Source:ResultSetResolverFactory.cs

...34                case DataSerializationResultSetResolverArgs x: return new DataSerializationResultSetResolver(x);35                case ObjectsResultSetResolverArgs x: return new ObjectsResultSetResolver(x);36                case SequenceCombinationResultSetResolverArgs x: return new SequenceCombinationResultSetResolver(x);37                case EmptyResultSetResolverArgs x: return new EmptyResultSetResolver(x);38                case IfUnavailableResultSetResolverArgs x: return new IfUnavailableResultSetResolver(x);39                default: throw new ArgumentOutOfRangeException($"Type '{args.GetType().Name}' is not expected when building a result-set");40            }41        }42    }43}...

IfUnavailableResultSetResolver.cs

Source:IfUnavailableResultSetResolver.cs

...11using NBi.Extensibility;12using NBi.Extensibility.Resolving;13namespace NBi.Core.ResultSet.Resolver14{15    class IfUnavailableResultSetResolver : IResultSetResolver16    {17        private IfUnavailableResultSetResolverArgs Args { get; }18        public IfUnavailableResultSetResolver(IfUnavailableResultSetResolverArgs args)19            => Args = args;20        21        public IResultSet Execute()22        {23            try24            { return Args.Primary.Execute(); }25            catch (ResultSetUnavailableException)26            { return Args.Secondary.Execute(); }27        }28    }29}