Test history_get() return value;

from Bastian Maerkisch <bmaerkisch at web dot de>.

1 files changed, 30 insertions, 0 deletions

diff --git a/regress/lib/libedit/readline/history.c b/regress/lib/libedit/readline/history.c
index 57001e7eb61..8afbe5a022f 100644
--- a/regress/lib/libedit/readline/history.c
+++ b/regress/lib/libedit/readline/history.c
@@ -82,6 +82,32 @@ test_where(void)
 }
 
 
+/*
+ * Fails if the argument of history_get()
+ * does not refer to the zero-based index + history_base.
+ */
+int
+test_get(void)
+{
+	HIST_ENTRY	*he;
+	int		 ok = 1;
+
+	using_history();
+	add_history("111");
+	add_history("222");
+	add_history("333");
+	add_history("444");
+
+	/* Try to retrieve second element. */
+	he = history_get(history_base + 1);
+	if (he == NULL || he->line == NULL || strcmp(he->line, "222") != 0)
+		ok = 0;
+
+	clear_history();
+	return ok;
+}
+
+
 /* Fails if set_pos returns 0 for success and -1 for failure. */
 int
 test_set_pos_return_values(void)
@@ -243,6 +269,10 @@ main(void)
 		warnx("where returns the wrong history number.");
 		fail++;
 	}
+	if (!test_get()) {
+		warnx("retrieving elements with history_get failed.");
+		fail++;
+	}
 	if (!test_set_pos_return_values()) {
 		warnx("set_pos returns the wrong history number.");
 		fail++;