From eb64f0acfce4102b6af59916c7f1d3372c1ef7b0 Mon Sep 17 00:00:00 2001
From: Michał Łyszczek <michal.lyszczek@bofc.pl>
Date: Wed, 31 Jan 2018 11:52:13 +0100
Subject: add: tests for new default operation mode

---
 rb/tests.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/rb/tests.c b/rb/tests.c
index 5879a9d..f7537b6 100644
--- a/rb/tests.c
+++ b/rb/tests.c
@@ -267,6 +267,49 @@ static void multi_thread(void)
 
 #endif
 
+static void multithread_flag(void)
+{
+    struct rb *rb;
+
+    rb = rb_new(4, 1, O_MULTITHREAD);
+
+#if ENABLE_THREADS
+    mt_assert(rb != NULL);
+    rb_destroy(rb);
+#else
+    mt_assert(rb == NULL);
+    mt_assert(errno == ENOSYS);
+#endif
+}
+
+static void nonblocking_flag(void)
+{
+    struct rb *rb;
+    char s[6] = {0, 1, 2, 3, 4, 5};
+    char e[3] = {0, 1, 2};
+    char d[6];
+    int r;
+
+#if ENABLE_THREADS
+    rb = rb_new(4, 1, O_NONBLOCK | O_MULTITHREAD);
+    r = rb_write(rb, s, sizeof(s));
+    mt_fail(r == 3);
+    r = rb_read(rb, d, sizeof(d));
+    mt_fail(r == 3);
+    mt_fok(memcmp(d, e, sizeof(e)));
+    rb_destroy(rb);
+    memset(d, 0, sizeof(d));
+#endif
+
+    rb = rb_new(4, 1, 0);
+    r = rb_write(rb, s, sizeof(s));
+    mt_fail(r == 3);
+    r = rb_read(rb, d, sizeof(d));
+    mt_fail(r == 3);
+    mt_fok(memcmp(d, e, sizeof(e)));
+    rb_destroy(rb);
+}
+
 static void invalid_read_write(void)
 {
     struct rb *rb;
@@ -444,6 +487,8 @@ int main(void)
     mt_run(peeking);
     mt_run(bad_count_value);
     mt_run(invalid_read_write);
+    mt_run(multithread_flag);
+    mt_run(nonblocking_flag);
 
     mt_return();
 }
-- 
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