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authorchriseth <c@ethdev.com>2015-11-19 20:16:13 +0800
committerchriseth <c@ethdev.com>2015-11-19 20:16:13 +0800
commit8dfc964e7d6dc0ca997e29091f8a7d25e26942cf (patch)
treef30ff9d4d5845cc6fe13e42b596f6f1ff7c52067 /test
parent3be0ae6e2cff95239dab9b37c9722d55481e8b26 (diff)
parent0cf8d022ae7d2e2da347347fdc76ba9529149c35 (diff)
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Merge pull request #227 from chriseth/addmod
Addmod and mulmod.
Diffstat (limited to 'test')
-rw-r--r--test/libsolidity/SolidityEndToEndTest.cpp18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index f2aa2e8e..20fef48d 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -5831,6 +5831,24 @@ BOOST_AUTO_TEST_CASE(memory_overwrite)
BOOST_CHECK(callContractFunction("f()") == encodeDyn(string("b23a5")));
}
+BOOST_AUTO_TEST_CASE(addmod_mulmod)
+{
+ char const* sourceCode = R"(
+ contract C {
+ function test() returns (uint) {
+ // Note that this only works because computation on literals is done using
+ // unbounded integers.
+ if ((2**255 + 2**255) % 7 != addmod(2**255, 2**255, 7))
+ return 1;
+ if ((2**255 + 2**255) % 7 != addmod(2**255, 2**255, 7))
+ return 2;
+ return 0;
+ }
+ }
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callContractFunction("test()") == encodeArgs(u256(0)));
+}
BOOST_AUTO_TEST_SUITE_END()
}