diff --git a/test/test_endwin.c b/test/test_endwin.c
new file mode 100644
index 0000000..8e0d283
--- /dev/null
+++ b/test/test_endwin.c
@@ -0,0 +1,132 @@
+/****************************************************************************
+ * Copyright 2023 Thomas E. Dickey                                          *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+/*
+ * $Id: test_endwin.c,v 1.2 2023/11/10 15:17:19 tom Exp $
+ */
+#include <test.priv.h>
+
+static void
+usage(int ok)
+{
+    static const char *msg[] =
+    {
+	"Usage: test_endwin [options]"
+	,""
+	,"Options:"
+	," -e   call endwin() an extra time"
+	," -i   call initscr() before endwin()"
+	," -n   call newterm() before endwin()"
+	," -r   call refresh() before endwin()"
+	," -s   call getch() after endwin(), to refresh screen"
+	,""
+	,USAGE_COMMON
+    };
+    size_t n;
+
+    for (n = 0; n < SIZEOF(msg); n++)
+	fprintf(stderr, "%s\n", msg[n]);
+
+    ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
+}
+/* *INDENT-OFF* */
+VERSION_COMMON()
+/* *INDENT-ON* */
+
+#define status(opt,name,rc) if (opt) printf(" %s: %s", name, (rc) == OK ? "OK" : "ERR")
+
+int
+main(int argc, char *argv[])
+{
+    int ch;
+    int rc_r = OK;
+    int rc_e1 = OK;
+    int rc_e2 = OK;
+    int rc_e3 = OK;
+    SCREEN *sp = NULL;
+    bool opt_e = FALSE;
+    bool opt_i = FALSE;
+    bool opt_n = FALSE;
+    bool opt_r = FALSE;
+    bool opt_s = FALSE;
+
+    while ((ch = getopt(argc, argv, "einrs" OPTS_COMMON)) != -1) {
+	switch (ch) {
+	case 'e':
+	    opt_e = TRUE;
+	    break;
+	case 'i':
+	    opt_i = TRUE;
+	    break;
+	case 'n':
+	    opt_n = TRUE;
+	    break;
+	case 'r':
+	    opt_r = TRUE;
+	    break;
+	case 's':
+	    opt_s = TRUE;
+	    break;
+	case OPTS_VERSION:
+	    show_version(argv);
+	    ExitProgram(EXIT_SUCCESS);
+	default:
+	    usage(ch == OPTS_USAGE);
+	    /* NOTREACHED */
+	}
+    }
+    if (optind < argc)
+	usage(FALSE);
+    if (opt_i && opt_n)
+	usage(TRUE);
+
+    if (opt_i) {
+	initscr();
+    } else if (opt_n) {
+	sp = newterm(NULL, stdout, stdin);
+    }
+    if (opt_r) {
+	rc_r = refresh();
+    }
+    rc_e1 = endwin();
+    if (opt_e) {
+	rc_e2 = endwin();
+    }
+    if (opt_s) {
+	getch();
+	rc_e3 = endwin();
+    }
+    printf("status:");
+    status(opt_i, "initscr(-i)", OK);
+    status(opt_n, "newterm(-n)", (sp != NULL) ? OK : ERR);
+    status(opt_r, "refresh(-r)", rc_r);
+    status(TRUE, "endwin", rc_e1);
+    status(opt_e, "endwin(-e)", rc_e2);
+    status(opt_s, "endwin(-s)", rc_e3);
+    printf("\n");
+    ExitProgram(EXIT_SUCCESS);
+}