From 39dd196b3443d41f2f5a7016f3d66b7bc5cd4287 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Vitor=20de=20Lima=20Matos?=
 <andre.vmatos@gmail.com>
Date: Mon, 20 Apr 2020 12:29:54 -0300
Subject: [PATCH] PR review

---
 raiden-ts/src/messages/utils.ts       | 2 +-
 raiden-ts/src/path/epics.ts           | 9 +++++++--
 raiden-ts/tests/unit/messages.spec.ts | 4 ++--
 raiden-ts/tests/unit/utils.spec.ts    | 4 +++-
 4 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/raiden-ts/src/messages/utils.ts b/raiden-ts/src/messages/utils.ts
index a5f2d73eee..c3dd3f9822 100644
--- a/raiden-ts/src/messages/utils.ts
+++ b/raiden-ts/src/messages/utils.ts
@@ -240,7 +240,7 @@ export function packMessage(message: Message) {
           encode(message.fee_schedule.flat, 32),
           encode(message.fee_schedule.proportional, 32),
           rlpEncode(message.fee_schedule.imbalance_penalty ?? '0x'),
-          encode(message.timestamp.substr(0, 19), 19),
+          encode(message.timestamp, 19),
         ]),
       ) as HexString; // variable size of fee_schedule.imbalance_penalty rlpEncoding, when not null
   }
diff --git a/raiden-ts/src/path/epics.ts b/raiden-ts/src/path/epics.ts
index 3a7448737c..07f174cf68 100644
--- a/raiden-ts/src/path/epics.ts
+++ b/raiden-ts/src/path/epics.ts
@@ -65,6 +65,11 @@ const PathError = t.readonly(
   }),
 );
 
+// returns a ISO string truncated at the integer second resolution
+function makeTimestamp(time?: Date): string {
+  return (time ?? new Date()).toISOString().substr(0, 19);
+}
+
 const makeIOU = (
   sender: Address,
   receiver: Address,
@@ -103,7 +108,7 @@ const signIOU$ = (iou: IOU, signer: Signer): Observable<Signed<IOU>> =>
 
 const makeAndSignLastIOURequest$ = (sender: Address, receiver: Address, signer: Signer) =>
   defer(() => {
-    const timestamp = new Date().toISOString().split('.')[0],
+    const timestamp = makeTimestamp(),
       message = concat([sender, receiver, toUtf8Bytes(timestamp)]);
     return from(signer.signMessage(message) as Promise<Signature>).pipe(
       map((signature) => ({ sender, receiver, timestamp, signature })),
@@ -495,7 +500,7 @@ export const pfsFeeUpdateEpic = (
           channel_identifier: bigNumberify(channel.id) as UInt<32>,
         },
         updating_participant: address,
-        timestamp: new Date().toISOString().substr(0, 23) + '000',
+        timestamp: makeTimestamp(),
         fee_schedule: {
           cap_fees: true,
           imbalance_penalty: null,
diff --git a/raiden-ts/tests/unit/messages.spec.ts b/raiden-ts/tests/unit/messages.spec.ts
index de7be0748e..990fb3d183 100644
--- a/raiden-ts/tests/unit/messages.spec.ts
+++ b/raiden-ts/tests/unit/messages.spec.ts
@@ -526,7 +526,7 @@ describe('sign/verify, pack & encode/decode ', () => {
         channel_identifier: bigNumberify(1338) as UInt<32>,
       },
       updating_participant: '0x14791697260E4c9A71f18484C9f997B308e59325' as Address,
-      timestamp: new Date(0).toISOString().substr(0, 23) + '000',
+      timestamp: new Date(0).toISOString().substr(0, 19),
       fee_schedule: {
         cap_fees: true,
         imbalance_penalty: null,
@@ -548,7 +548,7 @@ describe('sign/verify, pack & encode/decode ', () => {
 
     const encoded = encodeJsonMessage(signed);
     expect(encoded).toBe(
-      '{"type":"PFSFeeUpdate","canonical_identifier":{"chain_identifier":"337","token_network_address":"0xe82ae5475589b828D3644e1B56546F93cD27d1a4","channel_identifier":"1338"},"updating_participant":"0x14791697260E4c9A71f18484C9f997B308e59325","timestamp":"1970-01-01T00:00:00.000000","fee_schedule":{"cap_fees":true,"imbalance_penalty":null,"proportional":"0","flat":"0"},"signature":"0x444213b2b0a3e390b0e288ebb92cc219e1177ff8359d51517cc894643b3fdbc56da603289a967bacf42c2dcc0ba1cc98425e4524e4eca86023c776a284c2a71f1c"}',
+      '{"type":"PFSFeeUpdate","canonical_identifier":{"chain_identifier":"337","token_network_address":"0xe82ae5475589b828D3644e1B56546F93cD27d1a4","channel_identifier":"1338"},"updating_participant":"0x14791697260E4c9A71f18484C9f997B308e59325","timestamp":"1970-01-01T00:00:00","fee_schedule":{"cap_fees":true,"imbalance_penalty":null,"proportional":"0","flat":"0"},"signature":"0x444213b2b0a3e390b0e288ebb92cc219e1177ff8359d51517cc894643b3fdbc56da603289a967bacf42c2dcc0ba1cc98425e4524e4eca86023c776a284c2a71f1c"}',
     );
 
     const decoded = decodeJsonMessage(encoded);
diff --git a/raiden-ts/tests/unit/utils.spec.ts b/raiden-ts/tests/unit/utils.spec.ts
index 1045b9636b..ed076afc0c 100644
--- a/raiden-ts/tests/unit/utils.spec.ts
+++ b/raiden-ts/tests/unit/utils.spec.ts
@@ -330,7 +330,9 @@ describe('data', () => {
     expect(() => encode(bigNumberify(65537), 2)).toThrowError('too large');
     expect(() => encode('0x01', 2)).toThrowError(ErrorCodes.DTA_ARRAY_LENGTH_DIFFRENCE);
     // @ts-ignore // TODO: replace with @ts-expect-error ts@^3.9
-    expect(() => encode(null, 2)).toThrowError('data is not');
+    expect(() => encode(null, 2)).toThrowError(
+      'Passed data is not a HEX string nor integer array',
+    );
   });
 
   test('losslessParse', () => {