Implement `zeroEx.exchange.getOrderStateAsync`

1 files changed, 38 insertions, 1 deletions

diff --git a/packages/0x.js/test/exchange_wrapper_test.ts b/packages/0x.js/test/exchange_wrapper_test.ts
index cfc390bae..b6eaa2591 100644
--- a/packages/0x.js/test/exchange_wrapper_test.ts
+++ b/packages/0x.js/test/exchange_wrapper_test.ts
@@ -14,7 +14,7 @@ import {
     LogCancelContractEventArgs,
     LogFillContractEventArgs,
     OrderCancellationRequest,
-    OrderFillRequest,
+    OrderFillRequest, OrderState, OrderStateInvalid,
     SignedOrder,
     Token,
     ZeroEx,
@@ -1156,4 +1156,41 @@ describe('ExchangeWrapper', () => {
             expect(args.maker).to.be.equal(differentMakerAddress);
         });
     });
+    describe('#getOrderState', () => {
+        let maker: string;
+        let taker: string;
+        let makerToken: Token;
+        let takerToken: Token;
+        let signedOrder: SignedOrder;
+        let orderState: OrderState;
+        const fillableAmount = ZeroEx.toBaseUnitAmount(new BigNumber(5), constants.ZRX_DECIMALS);
+        before(async () => {
+            [, maker, taker] = userAddresses;
+            tokens = await zeroEx.tokenRegistry.getTokensAsync();
+            [makerToken, takerToken] = tokenUtils.getDummyTokens();
+        });
+        it('should report orderStateValid when order is fillable', async () => {
+            signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+                makerToken.address,
+                takerToken.address,
+                maker,
+                taker,
+                fillableAmount,
+            );
+            orderState = await zeroEx.exchange.getOrderStateAsync(signedOrder);
+            expect(orderState.isValid).to.be.true();
+        });
+        it('should report orderStateInvalid when maker allowance set to 0', async () => {
+            signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+                makerToken.address,
+                takerToken.address,
+                maker,
+                taker,
+                fillableAmount,
+            );
+            await zeroEx.token.setProxyAllowanceAsync(makerToken.address, maker, new BigNumber(0));
+            orderState = await zeroEx.exchange.getOrderStateAsync(signedOrder);
+            expect(orderState.isValid).to.be.false();
+        });
+    });
 }); // tslint:disable:max-file-line-count