Imported Upstream version 6.6.0.89

Former-commit-id: b39a328747c2f3414dc52e009fb6f0aa80ca2492

external/api-doc-tools/tools/DocStat/DocStat.Tests/CommandUtilsTests.cs

@@ -0,0 +1,21 @@
+using NUnit.Framework;
+using System;
+namespace DocStat.Tests
+{
+    [TestFixture]
+    public class CommandUtilsTests
+    {
+        [Test]
+        public void CSVStringWith2()
+        {
+            Assert.AreEqual(@"""{0}"",""{1}""", CommandUtils.CSVFormatString(2));
+        }
+
+        [Test]
+        public void CSVStringWithIndexArray()
+        {
+            Assert.AreEqual(@"""{1}"",""{0}""",
+                            CommandUtils.CSVFormatString(2, new int[] { 1, 0 }));
+        }
+    }
+}