From 4d9029bb0e3b215efdf165704c80d3bacef0e85a Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Wed, 28 Mar 2018 11:05:36 +0200
Subject: Add metacoin example project

---
 packages/base-contract/test/utils_test.ts | 108 ++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 packages/base-contract/test/utils_test.ts

(limited to 'packages/base-contract/test')

diff --git a/packages/base-contract/test/utils_test.ts b/packages/base-contract/test/utils_test.ts
new file mode 100644
index 000000000..c083704f4
--- /dev/null
+++ b/packages/base-contract/test/utils_test.ts
@@ -0,0 +1,108 @@
+import { BigNumber } from '@0xproject/utils';
+import * as chai from 'chai';
+import 'mocha';
+
+import { formatABIDataItem } from '../src/utils';
+
+const { expect } = chai;
+
+describe('Utils tests', () => {
+    describe('#formatABIDataItem', () => {
+        it('correctly handles arrays', () => {
+            const calls: Array<{ type: string; value: any }> = [];
+            const abi = {
+                name: 'values',
+                type: 'uint256[]',
+            };
+            const val = [1, 2, 3];
+            const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
+                calls.push({ type, value });
+                return value; // no-op
+            });
+            expect(formatted).to.be.deep.equal(val);
+            expect(calls).to.be.deep.equal([
+                { type: 'uint256', value: 1 },
+                { type: 'uint256', value: 2 },
+                { type: 'uint256', value: 3 },
+            ]);
+        });
+        it('correctly handles tuples', () => {
+            const calls: Array<{ type: string; value: any }> = [];
+            const abi = {
+                components: [
+                    {
+                        name: 'to',
+                        type: 'address',
+                    },
+                    {
+                        name: 'amount',
+                        type: 'uint256',
+                    },
+                ],
+                name: 'data',
+                type: 'tuple',
+            };
+            const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
+            const val = { to: ZERO_ADDRESS, amount: new BigNumber(1) };
+            const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
+                calls.push({ type, value });
+                return value; // no-op
+            });
+            expect(formatted).to.be.deep.equal(val);
+            expect(calls).to.be.deep.equal([
+                {
+                    type: 'address',
+                    value: val.to,
+                },
+                {
+                    type: 'uint256',
+                    value: val.amount,
+                },
+            ]);
+        });
+        it('correctly handles nested arrays of tuples', () => {
+            const calls: Array<{ type: string; value: any }> = [];
+            const abi = {
+                components: [
+                    {
+                        name: 'to',
+                        type: 'address',
+                    },
+                    {
+                        name: 'amount',
+                        type: 'uint256',
+                    },
+                ],
+                name: 'data',
+                type: 'tuple[2][]',
+            };
+            const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
+            const val = [
+                [{ to: ZERO_ADDRESS, amount: new BigNumber(1) }, { to: ZERO_ADDRESS, amount: new BigNumber(2) }],
+            ];
+            const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
+                calls.push({ type, value });
+                return value; // no-op
+            });
+            expect(formatted).to.be.deep.equal(val);
+            expect(calls).to.be.deep.equal([
+                {
+                    type: 'address',
+                    value: val[0][0].to,
+                },
+                {
+                    type: 'uint256',
+                    value: val[0][0].amount,
+                },
+                {
+                    type: 'address',
+                    value: val[0][1].to,
+                },
+                {
+                    type: 'uint256',
+                    value: val[0][1].amount,
+                },
+            ]);
+        });
+    });
+});
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