Fix unduping slashes: after the first one found, look for double-slashes again, not single. This also fixes the corresponding test.

hypersw · hypersw · commit 8f8ae9a2a03d · 2016-07-28T22:14:27.000+03:00
diff --git a/ICSharpCode.SharpZipLib/Zip/WindowsNameTransform.cs b/ICSharpCode.SharpZipLib/Zip/WindowsNameTransform.cs
@@ -158,7 +158,7 @@ public static string MakeValidName(string name, char replacement)
 			int index = name.IndexOf(string.Format("{0}{0}", Path.DirectorySeparatorChar), StringComparison.Ordinal);
 			while (index >= 0) {
 				name = name.Remove(index, 1);
-				index = name.IndexOf(Path.DirectorySeparatorChar);
+				index = name.IndexOf(string.Format("{0}{0}", Path.DirectorySeparatorChar), StringComparison.Ordinal);
 			}
 
 			// Convert any invalid characters using the replacement one.

Original file line number	Diff line number	Diff line change
`@@ -158,7 +158,7 @@ public static string MakeValidName(string name, char replacement)`
`158`	`158`	`int index = name.IndexOf(string.Format("{0}{0}", Path.DirectorySeparatorChar), StringComparison.Ordinal);`
`159`	`159`	`while (index >= 0) {`
`160`	`160`	`name = name.Remove(index, 1);`
`161`		`- index = name.IndexOf(Path.DirectorySeparatorChar);`
	`161`	`+ index = name.IndexOf(string.Format("{0}{0}", Path.DirectorySeparatorChar), StringComparison.Ordinal);`
`162`	`162`	`}`
`163`	`163`
`164`	`164`	`// Convert any invalid characters using the replacement one.`