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-rw-r--r--test/0x.js.ts25
1 files changed, 24 insertions, 1 deletions
diff --git a/test/0x.js.ts b/test/0x.js.ts
index 09266018b..46e5c4da5 100644
--- a/test/0x.js.ts
+++ b/test/0x.js.ts
@@ -1,7 +1,12 @@
import {ZeroEx} from '../src/ts/0x.js';
-import {expect} from 'chai';
+import * as chai from 'chai';
import 'mocha';
import * as BigNumber from 'bignumber.js';
+import ChaiBigNumber = require('chai-bignumber');
+
+// Use BigNumber chai add-on
+chai.use(ChaiBigNumber());
+const expect = chai.expect;
describe('ZeroEx library', () => {
describe('#isValidSignature', () => {
@@ -82,4 +87,22 @@ describe('ZeroEx library', () => {
expect(salt.lessThan(twoPow256)).to.be.true;
});
});
+ describe('#toUnitAmount', () => {
+ it('Should return the expected unit amount for the decimals passed in', () => {
+ const baseUnitAmount = new BigNumber(1000000000);
+ const decimals = 6;
+ const unitAmount = ZeroEx.toUnitAmount(baseUnitAmount, decimals);
+ const expectedUnitAmount = new BigNumber(1000);
+ expect(unitAmount).to.be.bignumber.equal(expectedUnitAmount);
+ });
+ });
+ describe('#toBaseUnitAmount', () => {
+ it('Should return the expected base unit amount for the decimals passed in', () => {
+ const unitAmount = new BigNumber(1000);
+ const decimals = 6;
+ const baseUnitAmount = ZeroEx.toBaseUnitAmount(unitAmount, decimals);
+ const expectedUnitAmount = new BigNumber(1000000000);
+ expect(baseUnitAmount).to.be.bignumber.equal(expectedUnitAmount);
+ });
+ });
});