﻿// Copyright (c) 2015, Alexander Endris
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// 
// * Redistributions of source code must retain the above copyright notice, this
//   list of conditions and the following disclaimer.
// 
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
// 
// * Neither the name of RosMockLyn nor the names of its
//   contributors may be used to endorse or promote products derived from
//   this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using System;
using System.IO;
using System.Reflection;

using FluentAssertions;

using Microsoft.CodeAnalysis;

using NUnit.Framework;

using RosMockLyn.Core.Preparation;

namespace RosMockLyn.Core.Tests.Preparation
{
    [TestFixture]
    public class ProjectRetrieverTests
    {
        private ProjectRetriever _retriever;

        [SetUp]
        public void SetUp()
        {
            _retriever = new ProjectRetriever();
        }

        [Test, Category("Local")]
        public void OpenProject_ShouldOpenProject()
        {
            // Arrange
            var projectPath = GetProjectPath();

            // Act
            var result = _retriever.OpenProject(projectPath);

            // Assert
            result.Should().NotBeNull();
        }

        [Test, Category("Local")]
        public void GetReferencedProjects_ShouldGetReferencedProjects()
        {
            // Arrange
            var projectName = "RosMockLyn.Core.Tests";
            var project = CreateProjectWithReferencedProject(projectName);

            // Act
            var result = _retriever.GetReferencedProjects(project);

            // Assert
            result.Should().NotBeEmpty();
            result.Should().Contain(x => x.Name == projectName);
        }

        private static string GetProjectPath()
        {
            var fileName = Path.GetFileNameWithoutExtension(Assembly.GetExecutingAssembly().Location) + ".csproj";
            var projectPath = Path.Combine(Environment.CurrentDirectory, "..", "..", "RosMockLyn.Core.Tests", fileName);
            return projectPath;
        }

        private Project CreateProjectWithReferencedProject(string projectName)
        {
            var workspace = new AdhocWorkspace();

            var id = ProjectId.CreateNewId(GetProjectPath());
            ProjectInfo info = ProjectInfo.Create(id, VersionStamp.Default, projectName, "blah", "C#");
            workspace = (AdhocWorkspace)workspace.AddProject(info).Solution.Workspace;

            var reference = new ProjectReference(id);

            return workspace.AddProject("Project", "C#")
                .AddProjectReference(reference);
        }
    }
}