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| 1 | +using System; |
| 2 | +using Autofac.Extras.MvvmCross; |
| 3 | +using Autofac.Core.Registration; |
| 4 | +using Autofac.Core; |
| 5 | +using NUnit.Framework; |
| 6 | + |
| 7 | +namespace Autofac.Extras.Tests.MvvmCross |
| 8 | +{ |
| 9 | + [TestFixture] |
| 10 | + public class AutofacMvxIocProviderFixture |
| 11 | + { |
| 12 | + IContainer _container; |
| 13 | + AutofacMvxIocProvider _provider; |
| 14 | + |
| 15 | + [SetUp] |
| 16 | + public void SetUp() |
| 17 | + { |
| 18 | + _container = new ContainerBuilder().Build(); |
| 19 | + _provider = new AutofacMvxIocProvider(_container); |
| 20 | + } |
| 21 | + |
| 22 | + [TearDown] |
| 23 | + public void TearDown() |
| 24 | + { |
| 25 | + _provider.Dispose(); |
| 26 | + } |
| 27 | + |
| 28 | + [Test] |
| 29 | + public void CanResolveReturnsTrueWhenMatchingTypeIsRegistered() |
| 30 | + { |
| 31 | + var builder = new ContainerBuilder(); |
| 32 | + builder.Register(c => new object()); |
| 33 | + builder.Update(_container); |
| 34 | + |
| 35 | + Assert.That(_provider.CanResolve<object>(), Is.True); |
| 36 | + } |
| 37 | + |
| 38 | + [Test] |
| 39 | + public void CanResolveReturnsFalseWhenNoMatchingTypeIsRegistered() |
| 40 | + { |
| 41 | + Assert.That(_provider.CanResolve<object>(), Is.False); |
| 42 | + } |
| 43 | + |
| 44 | + [Test] |
| 45 | + public void CanResolveThrowsArgumentNullExceptionWhenCalledWithNoTypeArgument() |
| 46 | + { |
| 47 | + Assert.That(() => _provider.CanResolve(null), Throws.TypeOf<ArgumentNullException>()); |
| 48 | + } |
| 49 | + |
| 50 | + [Test] |
| 51 | + public void ResolveCreateAndIoCConstructReturnsRegisteredType() |
| 52 | + { |
| 53 | + var builder = new ContainerBuilder(); |
| 54 | + builder.Register(c => new object()); |
| 55 | + builder.Update(_container); |
| 56 | + |
| 57 | + Assert.That(_provider.Resolve<object>(), Is.TypeOf<object>()); |
| 58 | + Assert.That(_provider.Create<object>(), Is.TypeOf<object>()); |
| 59 | + Assert.That(_provider.IoCConstruct<object>(), Is.TypeOf<object>()); |
| 60 | + } |
| 61 | + |
| 62 | + [Test] |
| 63 | + public void ResolveCreateAndIoCConstructThrowsComponentNotRegisteredExceptionWhenNoTypeRegistered() |
| 64 | + { |
| 65 | + Assert.That(() => _provider.Resolve<object>(), Throws.TypeOf<ComponentNotRegisteredException>()); |
| 66 | + Assert.That(() => _provider.Create<object>(), Throws.TypeOf<ComponentNotRegisteredException>()); |
| 67 | + Assert.That(() => _provider.IoCConstruct<object>(), Throws.TypeOf<ComponentNotRegisteredException>()); |
| 68 | + } |
| 69 | + |
| 70 | + [Test] |
| 71 | + public void ResolveCreateAndIoCConstructThrowsArgumentNullExceptionWhenCalledWithNoTypeArgument() |
| 72 | + { |
| 73 | + Assert.That(() => _provider.Resolve(null), Throws.TypeOf<ArgumentNullException>()); |
| 74 | + Assert.That(() => _provider.Create(null), Throws.TypeOf<ArgumentNullException>()); |
| 75 | + Assert.That(() => _provider.IoCConstruct(null), Throws.TypeOf<ArgumentNullException>()); |
| 76 | + } |
| 77 | + |
| 78 | + [Test] |
| 79 | + public void GetSingletonReturnsSingletonIfTypeRegisteredAsSingleton() |
| 80 | + { |
| 81 | + var builder = new ContainerBuilder(); |
| 82 | + builder.Register(c => new object()).SingleInstance(); |
| 83 | + builder.Update(_container); |
| 84 | + |
| 85 | + Assert.That(_provider.GetSingleton<object>(), Is.TypeOf<object>()); |
| 86 | + Assert.That(_provider.GetSingleton<object>(), Is.SameAs(_provider.GetSingleton<object>())); |
| 87 | + } |
| 88 | + |
| 89 | + [Test] |
| 90 | + public void GetSingletonThrowsDependencyResolutionExceptionIfTypeRegisteredButNotAsSingleton() |
| 91 | + { |
| 92 | + var builder = new ContainerBuilder(); |
| 93 | + builder.Register(c => new object()); |
| 94 | + builder.Update(_container); |
| 95 | + |
| 96 | + Assert.That(() => _provider.GetSingleton<object>(), Throws.TypeOf<DependencyResolutionException>()); |
| 97 | + } |
| 98 | + |
| 99 | + [Test] |
| 100 | + public void GetSingletonThrowsComponentNotRegisteredExceptionWhenNoTypeRegistered() |
| 101 | + { |
| 102 | + Assert.That(() => _provider.GetSingleton<object>(), Throws.TypeOf<ComponentNotRegisteredException>()); |
| 103 | + } |
| 104 | + |
| 105 | + [Test] |
| 106 | + public void GetSingletonThrowsArgumentNullExceptionWhenCalledWithNoTypeArgument() |
| 107 | + { |
| 108 | + Assert.That(() => _provider.GetSingleton(null), Throws.TypeOf<ArgumentNullException>()); |
| 109 | + } |
| 110 | + |
| 111 | + [Test] |
| 112 | + public void TryResolveResolvesOutParameterWhenMatchingTypeRegistered() |
| 113 | + { |
| 114 | + var builder = new ContainerBuilder(); |
| 115 | + builder.Register(c => new object()); |
| 116 | + builder.Update(_container); |
| 117 | + |
| 118 | + object foo; |
| 119 | + var success = _provider.TryResolve(out foo); |
| 120 | + |
| 121 | + Assert.That(foo, Is.TypeOf<object>()); |
| 122 | + Assert.That(success, Is.True); |
| 123 | + } |
| 124 | + |
| 125 | + [Test] |
| 126 | + public void RegisterTypeRegistersConcreteTypeAgainstInterface() |
| 127 | + { |
| 128 | + _provider.RegisterType<IInterface, Concrete>(); |
| 129 | + var instance = _provider.Resolve<IInterface>(); |
| 130 | + Assert.That(instance, Is.TypeOf<Concrete>()); |
| 131 | + Assert.That(instance, Is.Not.SameAs(_provider.Resolve<IInterface>())); |
| 132 | + } |
| 133 | + |
| 134 | + [Test] |
| 135 | + public void RegisterTypeWithDelegateRegistersConcreteTypeAgainstInterface() |
| 136 | + { |
| 137 | + _provider.RegisterType<IInterface>(() => new Concrete()); |
| 138 | + var instance = _provider.Resolve<IInterface>(); |
| 139 | + Assert.That(instance, Is.TypeOf<Concrete>()); |
| 140 | + Assert.That(instance, Is.Not.SameAs(_provider.Resolve<IInterface>())); |
| 141 | + |
| 142 | + _provider.RegisterType(typeof(IInterface), () => new Concrete()); |
| 143 | + Assert.That(_provider.Resolve<IInterface>(), Is.Not.SameAs(_provider.Resolve<IInterface>())); |
| 144 | + } |
| 145 | + |
| 146 | + [Test] |
| 147 | + public void RegisterTypeWithDelegateAndTypeParameterRegistersConcreteTypeAgainstInterface() |
| 148 | + { |
| 149 | + _provider.RegisterType(typeof(IInterface), () => new Concrete()); |
| 150 | + var instance = _provider.Resolve<IInterface>(); |
| 151 | + Assert.That(instance, Is.TypeOf<Concrete>()); |
| 152 | + Assert.That(instance, Is.Not.SameAs(_provider.Resolve<IInterface>())); |
| 153 | + } |
| 154 | + |
| 155 | + [Test] |
| 156 | + public void RegisterTypeThrowsArgumentNullExceptionWhenCalledWithNoFromOrToTypeArgument() |
| 157 | + { |
| 158 | + Assert.That(() => _provider.RegisterType(null, typeof(object)), Throws.TypeOf<ArgumentNullException>()); |
| 159 | + Assert.That(() => _provider.RegisterType(typeof(object), (Type)null), Throws.TypeOf<ArgumentNullException>()); |
| 160 | + } |
| 161 | + |
| 162 | + [Test] |
| 163 | + public void RegisterTypeThrowsArgumentNullExceptionWhenCalledWithNoTypeInstanceOrConstructorArgument() |
| 164 | + { |
| 165 | + Assert.That(() => _provider.RegisterType((Func<object>)null), Throws.TypeOf<ArgumentNullException>()); |
| 166 | + Assert.That(() => _provider.RegisterType(null, () => new object()), Throws.TypeOf<ArgumentNullException>()); |
| 167 | + Assert.That(() => _provider.RegisterType(typeof(object), (Func<object>)null), Throws.TypeOf<ArgumentNullException>()); |
| 168 | + } |
| 169 | + |
| 170 | + [Test] |
| 171 | + public void RegisterSingletonRegistersConcreteTypeAsSingletonAgainstInterface() |
| 172 | + { |
| 173 | + var concreteViaFunc = new Concrete(); |
| 174 | + _provider.RegisterSingleton<IInterface>(() => concreteViaFunc); |
| 175 | + Assert.That(_provider.Resolve<IInterface>(), Is.EqualTo(concreteViaFunc)); |
| 176 | + Assert.That(_provider.Resolve<IInterface>(), Is.SameAs(_provider.Resolve<IInterface>())); |
| 177 | + |
| 178 | + var concreteInstance = new Concrete(); |
| 179 | + _provider.RegisterSingleton<IInterface>(concreteInstance); |
| 180 | + Assert.That(_provider.Resolve<IInterface>(), Is.EqualTo(concreteInstance)); |
| 181 | + Assert.That(_provider.Resolve<IInterface>(), Is.SameAs(_provider.Resolve<IInterface>())); |
| 182 | + } |
| 183 | + |
| 184 | + [Test] |
| 185 | + public void RegisterSingletoneThrowsArgumentNullExceptionWhenCalledWithNoTypeInstanceOrConstructorArgument() |
| 186 | + { |
| 187 | + Assert.That(() => _provider.RegisterSingleton((IInterface)null), Throws.TypeOf<ArgumentNullException>()); |
| 188 | + Assert.That(() => _provider.RegisterSingleton((Func<IInterface>)null), Throws.TypeOf<ArgumentNullException>()); |
| 189 | + Assert.That(() => _provider.RegisterSingleton(null, new object()), Throws.TypeOf<ArgumentNullException>()); |
| 190 | + Assert.That(() => _provider.RegisterSingleton(null, () => new object()), Throws.TypeOf<ArgumentNullException>()); |
| 191 | + Assert.That(() => _provider.RegisterSingleton(typeof(object), null), Throws.TypeOf<ArgumentNullException>()); |
| 192 | + } |
| 193 | + |
| 194 | + [Test] |
| 195 | + public void CallbackWhenRegisteredFiresSuccessfully() |
| 196 | + { |
| 197 | + var called = false; |
| 198 | + _provider.CallbackWhenRegistered<IInterface>(() => called = true); |
| 199 | + |
| 200 | + _provider.RegisterType<IInterface, Concrete>(); |
| 201 | + Assert.That(called, Is.True); |
| 202 | + } |
| 203 | + |
| 204 | + [Test] |
| 205 | + public void CallbackWhenRegisteredThrowsArgumentNullExceptionWhenCalledWithNoTypeOrActionArgument() |
| 206 | + { |
| 207 | + Assert.That(() => _provider.CallbackWhenRegistered(null, () => new object()), Throws.TypeOf<ArgumentNullException>()); |
| 208 | + Assert.That(() => _provider.CallbackWhenRegistered(typeof(object), null), Throws.TypeOf<ArgumentNullException>()); |
| 209 | + } |
| 210 | + |
| 211 | + private interface IInterface |
| 212 | + { |
| 213 | + } |
| 214 | + |
| 215 | + private class Concrete : IInterface |
| 216 | + { |
| 217 | + } |
| 218 | + } |
| 219 | +} |
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