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@0x/contracts-staking: Add another LibFixedMath.add() test.

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This commit is contained in:
Lawrence Forman 2019-10-10 09:31:53 +09:00
parent 063d6ff24e
commit 22fc0b4337
2 changed files with 15 additions and 0 deletions
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9
contracts/staking/CHANGELOG.json
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@ -1,4 +1,13 @@
[ [
{
"version": "1.1.0-beta.1",
"changes": [
{
"note": "Add more overflow safeguards to `LibFixedMath`",
"pr": "TODO"
}
]
},
{ {
"version": "1.1.0-beta.0", "version": "1.1.0-beta.0",
"changes": [ "changes": [

6
contracts/staking/test/unit_tests/lib_fixed_math_test.ts
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@ -291,6 +291,12 @@ blockchainTests('LibFixedMath unit tests', env => {
const r = await testContract.add.callAsync(a, b); const r = await testContract.add.callAsync(a, b);
expect(r).to.bignumber.eq(-1); expect(r).to.bignumber.eq(-1);
}); });
it('MAX_FIXED + (MIN_FIXED + int(1)) == 0', async () => {
const [a, b] = [MAX_FIXED_VALUE, MIN_FIXED_VALUE.plus(1)];
const r = await testContract.add.callAsync(a, b);
expect(r).to.bignumber.eq(0);
});
}); });
describe('sub()', () => { describe('sub()', () => {