kernel32/tests: Add tests for GetLongPathName using a slash delimiter.

dlls/kernel32/tests/path.c

@@ -858,6 +858,21 @@ static void test_PathNameA(CHAR *curdir, CHAR curDrive, CHAR otherDrive)
     ok(lstrcmpiA(SHORTFILE,strptr)==0,
        "GetFullPathNameA returned part '%s' instead of '%s'\n",strptr,SHORTFILE);
   }
+  /* Don't Starve relies on GetLongPathName returning the passed in filename,
+     even if the actual file on disk has a different case or separator */
+  if (pGetLongPathNameA) {
+    sprintf(tmpstr,"%s/%s",LONGDIR,LONGFILE);
+    ok(GetLongPathNameA(tmpstr,tmpstr1,MAX_PATH),"GetLongPathNameA failed\n");
+    todo_wine
+    ok(lstrcmpiA(tmpstr,tmpstr1)==0,
+       "GetLongPathNameA returned '%s' instead of '%s'\n",tmpstr1,tmpstr);
+    sprintf(tmpstr,"%s/%s",SHORTDIR,SHORTFILE);
+    ok(GetLongPathNameA(tmpstr,tmpstr1,MAX_PATH),"GetLongPathNameA failed\n");
+    todo_wine
+    ok(lstrcmpiA(tmpstr,tmpstr1)==0,
+       "GetLongPathNameA returned '%s' instead of '%s'\n",tmpstr1,tmpstr);
+  }
+
 /**/
   sprintf(tmpstr,"%c:%s/%s",curdir[0],SHORTDIR,SHORTFILE);
   ok(GetFullPathNameA(tmpstr,MAX_PATH,tmpstr1,&strptr),"GetFullPathNameA failed\n");