tests: split in check, regtest and bench targets

[urcu.git] / tests / unit / test_uatomic.c

diff --git a/tests/unit/test_uatomic.c b/tests/unit/test_uatomic.c
new file mode 100644 (file)
index 0000000..804ce7b
--- /dev/null
+++ b/tests/unit/test_uatomic.c
@@ -0,0 +1,91 @@
+/*
+ * test_uatomic.c
+ *
+ * Userspace RCU library - test atomic operations
+ *
+ * Copyright February 2009 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdio.h>
+#include <assert.h>
+#include <urcu/uatomic.h>
+
+struct testvals {
+#ifdef UATOMIC_HAS_ATOMIC_BYTE
+       unsigned char c;
+#endif
+#ifdef UATOMIC_HAS_ATOMIC_SHORT
+       unsigned short s;
+#endif
+       unsigned int i;
+       unsigned long l;
+};
+
+static struct testvals vals;
+
+#define do_test(ptr)                           \
+do {                                           \
+       __typeof__(*(ptr)) v;                   \
+                                               \
+       uatomic_add(ptr, 10);                   \
+       assert(uatomic_read(ptr) == 10);                \
+       uatomic_add(ptr, -11UL);                        \
+       assert(uatomic_read(ptr) == (__typeof__(*(ptr)))-1UL);  \
+       v = uatomic_cmpxchg(ptr, -1UL, 22);             \
+       assert(uatomic_read(ptr) == 22);                \
+       assert(v == (__typeof__(*(ptr)))-1UL);  \
+       v = uatomic_cmpxchg(ptr, 33, 44);               \
+       assert(uatomic_read(ptr) == 22);                \
+       assert(v == 22);                        \
+       v = uatomic_xchg(ptr, 55);                      \
+       assert(uatomic_read(ptr) == 55);                \
+       assert(v == 22);                        \
+       uatomic_set(ptr, 22);                   \
+       uatomic_inc(ptr);                       \
+       assert(uatomic_read(ptr) == 23);                \
+       uatomic_dec(ptr);                       \
+       assert(uatomic_read(ptr) == 22);                \
+       v = uatomic_add_return(ptr, 74);        \
+       assert(v == 96);                        \
+       assert(uatomic_read(ptr) == 96);        \
+       uatomic_or(ptr, 58);                    \
+       assert(uatomic_read(ptr) == 122);       \
+       v = uatomic_sub_return(ptr, 1);         \
+       assert(v == 121);                       \
+       uatomic_sub(ptr, (unsigned int) 2);     \
+       assert(uatomic_read(ptr) == 119);       \
+       uatomic_inc(ptr);                       \
+       uatomic_inc(ptr);                       \
+       assert(uatomic_read(ptr) == 121);       \
+       uatomic_and(ptr, 129);                  \
+       assert(uatomic_read(ptr) == 1);         \
+} while (0)
+
+int main(int argc, char **argv)
+{
+#ifdef UATOMIC_HAS_ATOMIC_BYTE
+       do_test(&vals.c);
+#endif
+#ifdef UATOMIC_HAS_ATOMIC_SHORT
+       do_test(&vals.s);
+#endif
+       do_test(&vals.i);
+       do_test(&vals.l);
+       printf("Atomic ops test OK\n");
+
+       return 0;
+}