Add XML doc as API documentation

.vscode/launch.json

@@ -10,7 +10,7 @@
             "request": "launch",
             "preLaunchTask": "build",
             // If you have changed target frameworks, make sure to update the program path.
-            "program": "${workspaceFolder}/FollowingFileStream.ConsoleTestTool/bin/Debug/netcoreapp2.2/FollowingFileStream.dll",
+            "program": "${workspaceFolder}/FollowingFileStream.ConsoleTestTool/bin/Debug/netcoreapp2.2/FollowingFileStream.ConsoleTestTool.dll",
             "args": [],
             "cwd": "${workspaceFolder}",
             // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console

.vscode/tasks.json

@@ -7,7 +7,7 @@
             "type": "process",
             "args": [
                 "build",
-                "${workspaceFolder}/FollowingFileStream/FollowingFileStream.csproj",
+                "${workspaceFolder}/All.sln",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],

FollowingFileStream.Tests/FollowingFileStreamTest.cs

@@ -67,7 +67,19 @@ public void FFS_Caps()
                 Assert.IsTrue(ffs.CanRead);
                 Assert.IsFalse(ffs.CanWrite);
                 Assert.IsTrue(ffs.CanSeek);
-                Assert.IsFalse(ffs.CanTimeout);
+            }
+        }
+
+        [DataTestMethod]
+        [DataRow(false)]
+        [DataRow(true)]
+        [TestMethod]
+        public void FFS_Properties(bool async)
+        {
+            using (var ffs = new FollowingFileStream(inputFilePath, 4*1096, async))
+            {
+                Assert.AreEqual(inputFilePath, ffs.Name);
+                Assert.AreEqual(async, ffs.IsAsync);
             }
         }