1 files changed, 38 insertions, 0 deletions
diff --git a/test/utils/order_factory.ts b/test/utils/order_factory.ts
new file mode 100644
index 000000000..8a7d8430e
--- /dev/null
+++ b/test/utils/order_factory.ts
@@ -0,0 +1,38 @@
+import {SignedOrder, Token} from '../../src/types';
+import * as BigNumber from 'bignumber.js';
+import * as _ from 'lodash';
+import {ZeroEx} from '../../src/0x.js';
+import {constants} from './constants';
+import * as ExchangeArtifacts from '../../src/artifacts/Exchange.json';
+
+export const orderFactory = {
+    async createSignedOrderAsync(
+        zeroEx: ZeroEx,
+        networkId: number,
+        maker: string,
+        makerTokenAmount: BigNumber.BigNumber|number,
+        makerTokenAddress: string,
+        takerTokenAmount: BigNumber.BigNumber|number,
+        takerTokenAddress: string): Promise<SignedOrder> {
+        // TODO refactor and check
+        const exchangeAddress: string = (ExchangeArtifacts as any).networks[networkId].address;
+        const INF_TIMESTAMP = 2524604400;
+        const order = {
+            maker,
+            taker: undefined,
+            makerFee: new BigNumber(0),
+            takerFee: new BigNumber(0),
+            makerTokenAmount: _.isNumber(makerTokenAmount) ? new BigNumber(makerTokenAmount) : makerTokenAmount,
+            takerTokenAmount: _.isNumber(takerTokenAmount) ? new BigNumber(takerTokenAmount) : takerTokenAmount,
+            makerTokenAddress,
+            takerTokenAddress,
+            salt: ZeroEx.generatePseudoRandomSalt(),
+            feeRecipient: constants.NULL_ADDRESS,
+            expirationUnixTimestampSec: new BigNumber(INF_TIMESTAMP),
+        };
+        const orderHash = ZeroEx.getOrderHashHex(exchangeAddress, order);
+        const ecSignature = await zeroEx.signOrderHashAsync(orderHash);
+        const signedOrder: SignedOrder = _.assign(order, {ecSignature});
+        return signedOrder;
+    }
+}