feat(order_utils.py) generate_order_hash_hex() (#1234)

1 files changed, 23 insertions, 0 deletions

diff --git a/packages/utils/test/sign_typed_data_utils_test.ts b/packages/utils/test/sign_typed_data_utils_test.ts
index dcba08b04..3d2cb2496 100644
--- a/packages/utils/test/sign_typed_data_utils_test.ts
+++ b/packages/utils/test/sign_typed_data_utils_test.ts
@@ -136,5 +136,28 @@ describe('signTypedDataUtils', () => {
             const hashHex = `0x${hash}`;
             expect(hashHex).to.be.eq(orderSignTypedDataHashHex);
         });
+        it('creates a hash of an uninitialized order', () => {
+            const uninitializedOrder = {
+                ...orderSignTypedData,
+                message: {
+                    makerAddress: '0x0000000000000000000000000000000000000000',
+                    takerAddress: '0x0000000000000000000000000000000000000000',
+                    makerAssetAmount: 0,
+                    takerAssetAmount: 0,
+                    expirationTimeSeconds: 0,
+                    makerFee: 0,
+                    takerFee: 0,
+                    feeRecipientAddress: '0x0000000000000000000000000000000000000000',
+                    senderAddress: '0x0000000000000000000000000000000000000000',
+                    salt: 0,
+                    makerAssetData: '0x0000000000000000000000000000000000000000',
+                    takerAssetData: '0x0000000000000000000000000000000000000000',
+                    exchangeAddress: '0x0000000000000000000000000000000000000000',
+                },
+            };
+            const hash = signTypedDataUtils.generateTypedDataHash(uninitializedOrder).toString('hex');
+            const hashHex = `0x${hash}`;
+            expect(hashHex).to.be.eq('0xfaa49b35faeb9197e9c3ba7a52075e6dad19739549f153b77dfcf59408a4b422');
+        });
     });
 });