Add test

Author: Forgind

test/dotnet-new.Tests/DotnetNewInstallTests.cs

@@ -85,6 +85,23 @@ public void CanInstallRemoteNuGetPackage_LatestVariations(string separator)
             Assert.Equal(command1.StdOut, command3Out);
         }
 
+        [Fact]
+        public void CanInstallToPathWithAt()
+        {
+            string path = Path.Combine(Path.GetTempPath(), "repro@4");
+            try
+            {
+                Directory.CreateDirectory(path);
+                new DotnetCommand(_log, "new", "console", "-o", path, "-n", "myconsole").Execute().Should().Pass();
+                new DotnetCommand(_log, "add", "package", "--project", Path.Combine(path, "myconsole.csproj"), "Microsoft.Azure.Functions.Worker.ProjectTemplates", "-v", "4.0.5086", "--package-directory", path).Execute().Should().Pass();
+                new DotnetCommand(_log, "new", "install", Path.Combine(path, "microsoft.azure.functions.worker.projecttemplates/4.0.5086/microsoft.azure.functions.worker.projecttemplates.4.0.5086.nupkg")).Execute().Should().Pass();
+            }
+            finally
+            {
+                Directory.Delete(path, recursive: true);
+            }
+        }
+
         [Theory]
         [InlineData("-i")]
         [InlineData("install")]