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authorDaniel Neus <[email protected]>2016-07-26 11:21:06 +0200
committerDaniel Neus <[email protected]>2016-07-26 11:54:31 +0200
commit923be75ef7ba4c21968291333402a7bc6eafedfd (patch)
tree9b056bfd73d9e83aebb2b9c537f9089904cf0ea1 /src/tests/test_dh.cpp
parent82e2a44d81012701786800c79e0171a50c3c2d31 (diff)
Add negative tests with invalid inputs for the DH key agreement operation
Diffstat (limited to 'src/tests/test_dh.cpp')
-rw-r--r--src/tests/test_dh.cpp34
1 files changed, 33 insertions, 1 deletions
diff --git a/src/tests/test_dh.cpp b/src/tests/test_dh.cpp
index 4414d2c75..e82ce522a 100644
--- a/src/tests/test_dh.cpp
+++ b/src/tests/test_dh.cpp
@@ -52,8 +52,41 @@ class Diffie_Hellman_KAT_Tests : public PK_Key_Agreement_Test
Botan::DH_PublicKey key(grp, y);
return key.public_value();
}
+
+ std::vector<Test::Result> run_final_tests() override
+ {
+ using namespace Botan;
+
+ Test::Result result("DH negative tests");
+
+ const BigInt g("2");
+ const BigInt p("58458002095536094658683755258523362961421200751439456159756164191494576279467");
+ const DL_Group grp(p, g);
+
+ const Botan::BigInt x("46205663093589612668746163860870963912226379131190812163519349848291472898748");
+ std::unique_ptr<Private_Key> privkey(new DH_PrivateKey(Test::rng(), grp, x));
+
+ std::unique_ptr<PK_Key_Agreement> kas(new PK_Key_Agreement(*privkey, "Raw"));
+
+ result.test_throws("agreement input too big", [&kas]()
+ {
+ const BigInt too_big("584580020955360946586837552585233629614212007514394561597561641914945762794672");
+ kas->derive_key(16, BigInt::encode(too_big));
+ });
+
+ result.test_throws("agreement input too small", [&kas]()
+ {
+ const BigInt too_small("1");
+ kas->derive_key(16, BigInt::encode(too_small));
+ });
+
+ return{result};
+ }
+
};
+BOTAN_REGISTER_TEST("dh_kat", Diffie_Hellman_KAT_Tests);
+
class Diffie_Hellman_Keygen_Tests : public PK_Key_Generation_Test
{
public:
@@ -69,7 +102,6 @@ class Diffie_Hellman_Keygen_Tests : public PK_Key_Generation_Test
};
-BOTAN_REGISTER_TEST("dh_kat", Diffie_Hellman_KAT_Tests);
BOTAN_REGISTER_TEST("dh_keygen", Diffie_Hellman_Keygen_Tests);
#endif