Add DTE.Solution.FileName

src/AddIns/Misc/PackageManagement/Project/Src/EnvDTE/Solution.cs

@@ -16,6 +16,10 @@ namespace ICSharpCode.PackageManagement.EnvDTE
 		}
 		
 		public string FullName {
+			get { return FileName; }
+		}
+		
+		public string FileName {
 			get { return solution.FileName; }
 		}
 	}

src/AddIns/Misc/PackageManagement/Test/Src/EnvDTE/DTETests.cs

@@ -37,6 +37,18 @@ namespace PackageManagement.Tests.EnvDTE
 			Assert.AreEqual(fileName, fullName);
 		}
 		
+		[Test]
+		public void SolutionFileName_SolutionIsOpen_ReturnsSolutionFileName()
+		{
+			CreateDTE();
+			string expectedFileName = @"d:\projects\myproject\myproject.sln";
+			fakeProjectService.OpenSolution.FileName = expectedFileName;
+			
+			string fileName = dte.Solution.FileName;
+			
+			Assert.AreEqual(expectedFileName, fileName);
+		}
+		
 		[Test]
 		public void Solution_NoOpenSolution_ReturnsNull()
 		{