87 lines
3 KiB
C#
87 lines
3 KiB
C#
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// Copyright (c) .NET Foundation and contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Linq;
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using Xunit;
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using Moq;
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using Microsoft.DotNet.Cli.Utils;
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using Microsoft.DotNet.ProjectModel;
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using Microsoft.DotNet.Tools.Test.Utilities;
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using Microsoft.Extensions.PlatformAbstractions;
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using System.Threading;
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using FluentAssertions;
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using NuGet.Frameworks;
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namespace Microsoft.DotNet.Cli.Utils.Tests
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{
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public class GivenACompositeCommandResolver
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{
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[Fact]
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public void It_iterates_through_all_added_resolvers_in_order_when_they_return_null()
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{
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var compositeCommandResolver = new CompositeCommandResolver();
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var resolverCalls = new List<int>();
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var mockResolver1 = new Mock<ICommandResolver>();
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mockResolver1.Setup(r => r
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.Resolve(It.IsAny<CommandResolverArguments>()))
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.Returns(default(CommandSpec))
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.Callback(() => resolverCalls.Add(1));
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var mockResolver2 = new Mock<ICommandResolver>();
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mockResolver2.Setup(r => r
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.Resolve(It.IsAny<CommandResolverArguments>()))
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.Returns(default(CommandSpec))
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.Callback(() => resolverCalls.Add(2));
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compositeCommandResolver.AddCommandResolver(mockResolver1.Object);
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compositeCommandResolver.AddCommandResolver(mockResolver2.Object);
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compositeCommandResolver.Resolve(default(CommandResolverArguments));
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resolverCalls.Should()
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.HaveCount(2)
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.And
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.ContainInOrder(new [] {1, 2});
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}
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[Fact]
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public void It_stops_iterating_through_added_resolvers_when_one_returns_nonnull()
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{
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var compositeCommandResolver = new CompositeCommandResolver();
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var resolverCalls = new List<int>();
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var mockResolver1 = new Mock<ICommandResolver>();
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mockResolver1.Setup(r => r
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.Resolve(It.IsAny<CommandResolverArguments>()))
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.Returns(new CommandSpec(null, null, default(CommandResolutionStrategy)))
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.Callback(() => resolverCalls.Add(1));
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var mockResolver2 = new Mock<ICommandResolver>();
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mockResolver2.Setup(r => r
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.Resolve(It.IsAny<CommandResolverArguments>()))
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.Returns(default(CommandSpec))
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.Callback(() => resolverCalls.Add(2));
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compositeCommandResolver.AddCommandResolver(mockResolver1.Object);
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compositeCommandResolver.AddCommandResolver(mockResolver2.Object);
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compositeCommandResolver.Resolve(default(CommandResolverArguments));
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resolverCalls.Should()
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.HaveCount(1)
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.And
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.ContainInOrder(new [] {1});
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}
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}
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}
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