std/file.d: Don't check for OS-dependent error message in remove un…

…ittest

Signed-off-by: Horodniceanu Andrei <[email protected]>

std/file.d

@@ -1083,19 +1083,18 @@ private void removeImpl(scope const(char)[] name, scope const(FSChar)* namez) @t
 @safe unittest
 {
     import std.exception : collectExceptionMsg, assertThrown;
+    import std.algorithm.searching : startsWith;
 
     string filename = null; // e.g. as returned by File.tmpfile.name
 
     version (linux)
     {
         // exact exception message is OS-dependent
         auto msg = filename.remove.collectExceptionMsg!FileException;
-        assert("Failed to remove file (null): Bad address" == msg, msg);
+        assert(msg.startsWith("Failed to remove file (null):"), msg);
     }
     else version (Windows)
     {
-        import std.algorithm.searching : startsWith;
-
         // don't test exact message on windows, it's language dependent
         auto msg = filename.remove.collectExceptionMsg!FileException;
         assert(msg.startsWith("(null):"), msg);