publicPulseHistory function test coverage

Author: Daniel1984

test/lib/rest-2-integration.js

@@ -110,6 +110,7 @@ describe('RESTv2 integration (mock server) tests', () => {
     ['candles', 'candles.trade:30m:tBTCUSD.hist', [{ timeframe: '30m', symbol: 'tBTCUSD', section: 'hist' }]],
     ['statusMessages', 'status_messages.deriv.ALL', ['deriv', ['ALL']]],
     ['publicPulseProfile', 'public_pulse_profile.nickname', ['nickname']],
+    ['publicPulseHistory', 'public_pulse_hist', ['limit', 'end']],
 
     // private
     ['alertList', 'alerts.price', ['price']],

test/lib/rest-2-unit.js

@@ -74,5 +74,6 @@ describe('RESTv2', () => {
     testMethod('publicPulseProfile', '/pulse/profile/Bitfinex', true, 'Bitfinex')
     testMethod('addPulse', '/auth/w/pulse/add', false)
     testMethod('deletePulse', '/auth/w/pulse/del', false)
+    testMethod('publicPulseHistory', '/pulse/hist?limit=2&end=1589559090651', true, 2, 1589559090651)
   })
 })