using VirtualFS.Implementation;
using VirtualFS.Physical;

namespace VirtualFS.Tests
{
    [TestClass]
    public class RootFileSystemTest
    {
        private RootFileSystem _root;
        private string _realRootPath = "C:\\Temp\\";

        [TestInitialize]
        public virtual void SetUp()
        {
            if (!System.IO.Directory.Exists(_realRootPath))
                System.IO.Directory.CreateDirectory(_realRootPath);

            _root = new RootFileSystem();
            _root.Mount(new PhysicalFileSystem(new System.IO.DirectoryInfo(_realRootPath)), (Path)"/");
        }

        [TestMethod]
        public virtual void TestEnumerate()
        {
            var root = new RootFileSystem();
            root.Mount(new PhysicalFileSystem(new System.IO.DirectoryInfo("C:\\")), (Path)"/");
            root.Mount(new PhysicalFileSystem(new System.IO.DirectoryInfo("C:\\")), (Path)"/");

            Assert.AreEqual(new PhysicalFileSystem(new System.IO.DirectoryInfo("C:\\")).GetEntries("/").Count(), root.GetEntries("/").Count());
        }

        [TestMethod]
        public virtual void TestDirectoryCreateAndDelete()
        {
            var dir = _root.Root.Create("Test");

            Assert.IsTrue(System.IO.Directory.Exists(_realRootPath + "Test\\"));

            dir.Delete();

            Assert.IsFalse(System.IO.Directory.Exists(_realRootPath + "Test\\"));
        }
    }
}