From a29fcf90a6875ccd460cf85e4c38660acd46b4b4 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Tue, 31 Dec 2013 14:24:28 +0100
Subject: [PATCH] Add a simple test for crypto_box_open_easy()

---
 .gitignore                 |  1 +
 test/default/Makefile.am   |  6 ++++++
 test/default/box_easy2.c   | 31 +++++++++++++++++++++++++++++++
 test/default/box_easy2.exp |  1 +
 4 files changed, 39 insertions(+)
 create mode 100644 test/default/box_easy2.c
 create mode 100644 test/default/box_easy2.exp

diff --git a/.gitignore b/.gitignore
index 59777667..12220ced 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,6 +61,7 @@ test/default/box2
 test/default/box7
 test/default/box8
 test/default/box_easy
+test/default/box_easy2
 test/default/core1
 test/default/core2
 test/default/core3
diff --git a/test/default/Makefile.am b/test/default/Makefile.am
index f1ef77e6..db193f52 100644
--- a/test/default/Makefile.am
+++ b/test/default/Makefile.am
@@ -11,6 +11,7 @@ EXTRA_DIST = \
 	box7.exp \
 	box8.exp \
 	box_easy.exp \
+	box_easy2.exp \
 	core1.exp \
 	core2.exp \
 	core3.exp \
@@ -57,6 +58,7 @@ DISTCLEANFILES = \
 	box7.res \
 	box8.res \
 	box_easy.res \
+	box_easy2.res \
 	core1.res \
 	core2.res \
 	core3.res \
@@ -111,6 +113,7 @@ TESTS_TARGETS = \
 	box7 \
 	box8 \
 	box_easy \
+	box_easy2 \
 	core1 \
 	core2 \
 	core3 \
@@ -181,6 +184,9 @@ box8_LDADD                = $(TESTS_LDADD)
 box_easy_SOURCE           = cmptest.h box_easy.c
 box_easy_LDADD            = $(TESTS_LDADD)
 
+box_easy2_SOURCE          = cmptest.h box_easy2.c
+box_easy2_LDADD           = $(TESTS_LDADD)
+
 core1_SOURCE              = cmptest.h core1.c
 core1_LDADD               = $(TESTS_LDADD)
 
diff --git a/test/default/box_easy2.c b/test/default/box_easy2.c
new file mode 100644
index 00000000..a2f1d139
--- /dev/null
+++ b/test/default/box_easy2.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+
+#define TEST_NAME "box_easy2"
+#include "cmptest.h"
+
+unsigned char m[10000];
+unsigned char m2[10000];
+unsigned char c[crypto_box_MACBYTES + 10000];
+unsigned char nonce[crypto_box_NONCEBYTES];
+unsigned char alicepk[crypto_box_PUBLICKEYBYTES];
+unsigned char alicesk[crypto_box_SECRETKEYBYTES];
+unsigned char bobpk[crypto_box_PUBLICKEYBYTES];
+unsigned char bobsk[crypto_box_SECRETKEYBYTES];
+
+int main(void)
+{
+    unsigned long long mlen;
+
+    crypto_box_keypair(alicepk, alicesk);
+    crypto_box_keypair(bobpk, bobsk);
+    mlen = (unsigned long long) randombytes_uniform((uint32_t) sizeof m);
+    randombytes_buf(m, mlen);
+    randombytes_buf(nonce, sizeof nonce);
+    crypto_box_easy(c, m, mlen, nonce, bobpk, alicesk);
+    crypto_box_open_easy(m2, c, mlen + crypto_box_MACBYTES,
+                         nonce, alicepk, bobsk);
+    printf("%d\n", memcmp(m, m2, mlen));
+
+    return 0;
+}
diff --git a/test/default/box_easy2.exp b/test/default/box_easy2.exp
new file mode 100644
index 00000000..573541ac
--- /dev/null
+++ b/test/default/box_easy2.exp
@@ -0,0 +1 @@
+0