From 479d9725ab0c5bc7d516e22e84c13d445bfd3c7c Mon Sep 17 00:00:00 2001
From: David 'Digit' Turner <digit@google.com>
Date: Thu, 25 Mar 2010 10:54:28 -0700
Subject: Add setjmp() / longjmp() test.

Change-Id: Id2115e580c2e3463afa9406a8d5236a0c5c5f819
---
 tests/bionic/libc/Android.mk           |  1 +
 tests/bionic/libc/bionic/test_setjmp.c | 86 ++++++++++++++++++++++++++++++++++
 2 files changed, 87 insertions(+)
 create mode 100644 tests/bionic/libc/bionic/test_setjmp.c

(limited to 'tests')

diff --git a/tests/bionic/libc/Android.mk b/tests/bionic/libc/Android.mk
index f68d68b9..b88a99e5 100644
--- a/tests/bionic/libc/Android.mk
+++ b/tests/bionic/libc/Android.mk
@@ -97,6 +97,7 @@ sources :=  \
     bionic/test_netinet_icmp.c \
     bionic/test_pthread_cond.c \
     bionic/test_pthread_create.c \
+    bionic/test_setjmp.c \
 
 $(call device-test, $(sources))
 
diff --git a/tests/bionic/libc/bionic/test_setjmp.c b/tests/bionic/libc/bionic/test_setjmp.c
new file mode 100644
index 00000000..71607420
--- /dev/null
+++ b/tests/bionic/libc/bionic/test_setjmp.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the 
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* Basic test of setjmp() functionality */
+
+#include <setjmp.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define INT_VALUE1   0x12345678
+#define INT_VALUE2   0xfedcba98
+
+#define FLOAT_VALUE1   (1.2345678)
+#define FLOAT_VALUE2   (9.8765432)
+
+int     dummy_int;
+double  dummy_double;
+
+/* test that integer registers are restored properly */
+static void
+test_int(void)
+{
+    jmp_buf  jumper;
+    register int xx = INT_VALUE1;
+
+    if (setjmp(jumper) == 0) {
+        xx = INT_VALUE2;
+        longjmp(jumper, 1);
+    } else {
+        if (xx != INT_VALUE1) {
+            fprintf(stderr, "setjmp() is broken for integer registers !\n");
+            exit(1);
+        }
+    }
+    dummy_int = xx;
+}
+
+static void
+test_float(void)
+{
+    jmp_buf  jumper;
+    register double xx = FLOAT_VALUE1;
+
+    if (setjmp(jumper) == 0) {
+        xx = FLOAT_VALUE2;
+        longjmp(jumper, 1);
+    } else {
+        if (xx != FLOAT_VALUE1) {
+            fprintf(stderr, "setjmp() is broken for floating point registers !\n");
+            exit(1);
+        }
+    }
+    dummy_double = xx;
+}
+
+int main(void)
+{
+    test_int();
+    test_float();
+    return 0;
+}
-- 
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