libsnark: update for libff (fix strange serialization issue)

clearmatics · Sep 5, 2019 · e19f110 · e19f110
1 parent 013d7a7
commit e19f110
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Showing 3 changed files with 27 additions and 1 deletion.
diff --git a/depends/libsnark b/depends/libsnark
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -173,3 +173,8 @@ target_link_libraries(
   ${Boost_SYSTEM_LIBRARY}
   ${Boost_FILESYSTEM_LIBRARY}
 )
+target_link_libraries(
+  test_mpc
+  ${Boost_SYSTEM_LIBRARY}
+  ${Boost_FILESYSTEM_LIBRARY}
+)
diff --git a/src/test/powersoftau_test.cpp b/src/test/powersoftau_test.cpp
@@ -360,6 +360,27 @@ TEST(PowersOfTauTests, ComputeLagrangeEvaluation)
     }
 }
 
+TEST(PowersOfTauTests, SerializeG2)
+{
+    const Fr fr_7(7);
+    const G2 g2_7 = fr_7 * G2::one();
+
+    std::cout << "g2_7: " << to_hex(g2_7) << std::endl;
+
+    // Serialize
+    std::ostringstream out;
+    out << g2_7;
+    std::string g2_7_ser = out.str();
+    std::cout << "g2_7_ser: " << bin_to_hex(g2_7_ser) << std::endl;
+
+    // Deserialize
+    std::istringstream in(g2_7_ser);
+    G2 g2_7_deser;
+    in >> g2_7_deser;
+
+    ASSERT_EQ(g2_7, g2_7_deser);
+}
+
 TEST(PowersOfTauTests, SerializeLagrangeEvaluation)
 {
     const size_t n = 16;