Benchmark: spread vs assign test for paul.

Tests:

Using the spread operator
const state = { general: { activeFilterCount: 3, activeCtyhocn: null, activeHotel: null, filters: { amenities: { freeBreakfast: false, eveningReception: false, freeParking: false, freeWifi: true, nonSmoking: false, digitalKey: true, concierge: true, spa: false, golf: false, tennisCourt: false, resort: false, airportShuttle: false, executiveLounge: false, dining: false, indoorPool: false, outdoorPool: false, fitnessCenter: false, petsAllowed: false, roomService: false, businessCenter: false, meetingRooms: false, petsNotAllowed: false }, brands: { PY: false, CH: false, QQ: false, DT: false, ES: false, HI: false, GI: false, HP: false, HT: false, HW: false, UA: false, UP: false, RU: false, WA: false } }, name: 'Fort Worth, TX, USA', retrievedCtyhocns: [ 'FTWDTHX', 'FTWFWHF', 'FTWESES', 'FTWMCHW', 'FTWMDGI', 'FTWNHGI', 'FTWWTHX', 'FTWRRHX', 'FTWFOHT', 'FTWHWHW', 'DFWSWHT', 'FTWFCHX', 'FTWFHHX', 'FTWSOHW', 'DFWHCGI', 'DALHTHX', 'DFWBDHT', 'FTWBRHX', 'FTWBFHW', 'DALCXGI', 'DALATHX', 'DALAGHW', 'DALETHX', 'DFWARGI', 'ARLAHHF', 'DALARHW', 'FTWAAGI', 'DFWSADT', 'DFWGNRU', 'FTWHSHX', 'FTWMFHX', 'DFWGDHX', 'DFWASHX', 'DFWSLHF', 'DFWGRGI', 'FTWTRHW', 'FTWTCHX', 'DFWNLHT', 'DALEMES', 'DFWAHHF', 'DALGPHX', 'DALHWHW', 'DALADHX', 'DALAHGI', 'DFWHTHT', 'DALASHW', 'FTWCLHX' ], visibleCtyhocns: [ ['FTWFWHF', '$199', 199, 32.752735, -97.329285, 0.28, 'HI', 'Hilton Fort Worth', '815 Main St', 'Fort Worth'], [ 'DFWSADT', '$119', 119, 32.77338049, -97.06348126, 15.54, 'DT', 'DoubleTree by Hilton Hotel Arlington DFW South', '1507 North Watson Road', 'Arlington' ], [ 'DFWSLHF', '$163', 163, 32.9477, -97.1301, 17.97, 'HI', 'Hilton Dallas/Southlake Town Square', '1400 Plaza Place', 'Southlake' ] ], prevActiveCtyhocn: null, selectSource: null }, list: { canPageBackward: false, canPageForward: true, currentPage: 1, pageAmount: 20, pages: [ [ { _id: 'FTWFWHF', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'fitnessCenter', 'businessCenter', 'digitalKey', 'concierge', 'executiveLounge', 'roomService', 'meetingRooms', 'petsNotAllowed' ], brandCode: 'HI', chainCode: 'HF', ctyhocn: 'FTWFWHF', currencyCode: 'USD', distance: 0.28, distanceFmt: '0.28 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/ftwfwhf-hilton-fort-worth/', homepageUrl: 'https://www3-stg.hilton.com/en/hotels/texas/hilton-fort-worth-FTWFWHF/index.html', name: 'Hilton Fort Worth', phoneNumber: '+1-817-870-2100', propCode: 'FTWFW', resSystem: 'H', address: { addressFmt: '815 Main St, Fort Worth, Texas, 76102, USA', addressLine1: '815 Main St', addressLine2: null, city: 'Fort Worth', country: 'US', countryName: 'USA', postalCode: '76102', primeCity: 'Fort Worth', state: 'TX', stateName: 'Texas', _id: 'd628a2a37e89e370405be06efe460096058f26005972df9946ce1eea3e632945', __typename: 'HotelAddress' }, coordinate: { latitude: 32.752735, latitudeFmt: '32.75', longitude: -97.329285, longitudeFmt: '-97.33', __typename: 'HotelCoordinate' }, thumbImage: { _id: 'c03728853a3d91f7cf7cc339ef27cdec78afba4c9db6e7aa814042a1d82125ca', alt: 'Hilton Fort Worth, TX Hotel - Exterior', caption: 'Registered as a national historic landmark, the Hilton Fort Worth hotel has welcomed many famous and important guests to Cowtown.', dcrId: 2651842, src: 'https://secure3-stg.hilton.com/resources/media/hi/FTWFWHF/en_US/img/hotel/information/HH_exterior01_188x150_FitToBoxSmallDimension_Center.jpg', title: 'Exterior ', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/hi/FTWFWHF/en_US/img/hotel/information/HH_exterior01_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: 'a4477a0ab6437f19e20882f6a30d7ff3f0c5175788117987ffb79d75f7e2acc4', lowest: { _id: '53ed909da69e71ea8ef60f508020616a5bb71cf8ba59aa50fed77a1ccc4147bf', rateAmount: 199, rateAmountFmt: '$199', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' }, { _id: 'DFWSADT', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'freeParking', 'outdoorPool', 'fitnessCenter', 'businessCenter', 'digitalKey', 'concierge', 'roomService', 'meetingRooms', 'petsNotAllowed' ], brandCode: 'DT', chainCode: 'DH', ctyhocn: 'DFWSADT', currencyCode: 'USD', distance: 15.54, distanceFmt: '15.54 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/dfwsadt-doubletree-arlington-dfw-south/', homepageUrl: 'https://doubletree3-stg.hilton.com/en/hotels/texas/doubletree-by-hilton-hotel-arlington-dfw-south-DFWSADT/index.html', name: 'DoubleTree by Hilton Hotel Arlington DFW South', phoneNumber: '+1-817-640-7712', propCode: 'DFWSA', resSystem: 'P', address: { addressFmt: '1507 North Watson Road, Arlington, Texas, 76006, USA', addressLine1: '1507 North Watson Road', addressLine2: null, city: 'Arlington', country: 'US', countryName: 'USA', postalCode: '76006', primeCity: 'Arlington', state: 'TX', stateName: 'Texas', _id: '832c7b12536e175b005714b6e9c09483ab638b233470ef85aa42840724132424', __typename: 'HotelAddress' }, coordinate: { latitude: 32.77338049, latitudeFmt: '32.77', longitude: -97.06348126, longitudeFmt: '-97.06', __typename: 'HotelCoordinate' }, thumbImage: { _id: '436e6a948404bbcf301d10e8a126bb84f3ddc74abdd1ae6667e2382bd2afe1d5', alt: 'Doubletree by Hilton Hotel Arlington DFW South, TX - Exterior', caption: 'For your convenience, the hotel offers a complimentary shuttle to DFW Airport, just 15 minutes away.', dcrId: 2730565, src: 'https://secure3-stg.hilton.com/resources/media/dt/DFWSADT/en_US/img/hotel/information/DT_exterior_188x150_FitToWidth_Center.jpg', title: 'Day Exterior with Shuttle', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/dt/DFWSADT/en_US/img/hotel/information/DT_exterior_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: '12255697820765a505ffb1d577f1c064d55606005166e41b64b80191d2f805d9', lowest: { _id: 'dfe34c873230acbc8ea37cbae9919e8aa8c6fa3605db8d144a29a2ff720b96a4', rateAmount: 119, rateAmountFmt: '$119', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' }, { _id: 'DFWSLHF', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'outdoorPool', 'freeParking', 'fitnessCenter', 'businessCenter', 'petsAllowed', 'digitalKey', 'concierge', 'executiveLounge', 'roomService', 'meetingRooms' ], brandCode: 'HI', chainCode: 'HF', ctyhocn: 'DFWSLHF', currencyCode: 'USD', distance: 17.97, distanceFmt: '17.97 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/dfwslhf-hilton-dallas-southlake-town-square/', homepageUrl: 'https://www3-stg.hilton.com/en/hotels/texas/hilton-dallas-southlake-town-square-DFWSLHF/index.html', name: 'Hilton Dallas/Southlake Town Square', phoneNumber: '+1-817-442-9900', propCode: 'DFWSL', resSystem: 'H', address: { addressFmt: '1400 Plaza Place, Southlake, Texas, 76092, USA', addressLine1: '1400 Plaza Place', addressLine2: null, city: 'Southlake', country: 'US', countryName: 'USA', postalCode: '76092', primeCity: 'Dallas', state: 'TX', stateName: 'Texas', _id: 'cfe1e283a8e78d14e5aee6b7b5be4acf21ba23639ecc34d8e1c36507bf375f04', __typename: 'HotelAddress' }, coordinate: { latitude: 32.9477, latitudeFmt: '32.95', longitude: -97.1301, longitudeFmt: '-97.13', __typename: 'HotelCoordinate' }, thumbImage: { _id: 'bcc9a520d8b4e95df642351ce3d5475e30341fed9d234ea0eb12c66d44e96452', alt: 'Hilton Dallas/Southlake Town Square, TX - Exterior', caption: 'Welcome to the Hilton Dallas/ Southlake Town Square', dcrId: 2927901, src: 'https://secure3-stg.hilton.com/resources/media/hi/DFWSLHF/en_US/img/hotel/information/HH_flowerext_188x150_FitToWidth_Center.jpg', title: 'Exterior', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/hi/DFWSLHF/en_US/img/hotel/information/HH_flowerext_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: '8e686838bdefb23a60bfdf9b70965bdbe91b7235a148ed2fcb844026b2ac3fcb', lowest: { _id: '2efeb5d35c99566e77b18ae9ef47f1333077eca2077e7b02ed0377a05f8502f5', rateAmount: 163, rateAmountFmt: '$163', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' } ] ], sortBy: 'DISTANCE' }, map: { bounds: { south: 32.15815713288108, west: -97.97675571386719, north: 33.30078763262553, east: -96.80259189550782 }, center: { lng: -97.32924899999999, lat: 32.74863 }, initialZoom: 10, markerLimit: 200, showFullMarkers: true }, network: { canFetchMore: true, fetchAmountInitial: 3, fetchAmountMore: 5, isLoadingInitial: false, isLoadingMore: false, nextCursor: 'eyJvZmZzZXQiOjUsImxpbWl0Ijo1fQ==', prevCursor: null, shouldFetchMore: false } }; const retrievedCtyhocns = [ 'FTWDTHX', 'FTWFWHF', 'FTWESES', 'FTWMCHW', 'FTWMDGI', 'FTWNHGI', 'FTWWTHX', 'FTWRRHX', 'FTWFOHT', 'FTWHWHW', 'DFWSWHT', 'FTWFCHX', 'FTWFHHX', 'FTWSOHW', 'DFWHCGI', 'DALHTHX', 'DFWBDHT', 'FTWBRHX', 'FTWBFHW', 'DALCXGI', 'DALATHX', 'DALAGHW', 'DALETHX', 'DFWARGI', 'ARLAHHF', 'DALARHW', 'FTWAAGI', 'DFWSADT', 'DFWGNRU', 'FTWHSHX', 'FTWMFHX', 'DFWGDHX', 'DFWASHX', 'DFWSLHF', 'DFWGRGI', 'FTWTRHW', 'FTWTCHX', 'DFWNLHT', 'DALEMES', 'DFWAHHF', 'DALGPHX', 'DALHWHW', 'DALADHX', 'DALAHGI', 'DFWHTHT', 'DALASHW', 'FTWCLHX', 'DFWCLRU', 'DALLFES', 'DALPPHX', 'DALCKHX', 'DFWDEHX' ]; const visibleCtyhocns = [ ['FTWFWHF', '$199', 199, 32.752735, -97.329285, 0.28, 'HI', 'Hilton Fort Worth', '815 Main St', 'Fort Worth'], [ 'FTWESES', '$172', 172, 32.75383, -97.33004, 0.36, 'ES', 'Embassy Suites by Hilton Fort Worth Downtown', '600 Commerce Street', 'Fort Worth' ], [ 'ARLAHHF', '$140', 140, 32.7618, -97.0676, 15.23, 'HI', 'Hilton Arlington', '2401 East Lamar Boulevard', 'Arlington' ], [ 'DFWSADT', '$119', 119, 32.77338049, -97.06348126, 15.54, 'DT', 'DoubleTree by Hilton Hotel Arlington DFW South', '1507 North Watson Road', 'Arlington' ], [ 'DFWSLHF', '$163', 163, 32.9477, -97.1301, 17.97, 'HI', 'Hilton Dallas/Southlake Town Square', '1400 Plaza Place', 'Southlake' ], [ 'DFWAHHF', '$134', 134, 32.959417, -97.046009, 21.96, 'HI', 'Hilton DFW Lakes Executive Conference Center', '1800 Highway 26E', 'Grapevine' ], [ 'DALLFES', '$122', 122, 32.861343, -96.853394, 28.71, 'ES', 'Embassy Suites by Hilton Dallas Love Field', '3880 West Northwest Highway', 'Dallas' ] ]; const { general } = state const newState = { ...state, general: { ...general, retrievedCtyhocns, visibleCtyhocns } }
Using Object.assign
const state = { general: { activeFilterCount: 3, activeCtyhocn: null, activeHotel: null, filters: { amenities: { freeBreakfast: false, eveningReception: false, freeParking: false, freeWifi: true, nonSmoking: false, digitalKey: true, concierge: true, spa: false, golf: false, tennisCourt: false, resort: false, airportShuttle: false, executiveLounge: false, dining: false, indoorPool: false, outdoorPool: false, fitnessCenter: false, petsAllowed: false, roomService: false, businessCenter: false, meetingRooms: false, petsNotAllowed: false }, brands: { PY: false, CH: false, QQ: false, DT: false, ES: false, HI: false, GI: false, HP: false, HT: false, HW: false, UA: false, UP: false, RU: false, WA: false } }, name: 'Fort Worth, TX, USA', retrievedCtyhocns: [ 'FTWDTHX', 'FTWFWHF', 'FTWESES', 'FTWMCHW', 'FTWMDGI', 'FTWNHGI', 'FTWWTHX', 'FTWRRHX', 'FTWFOHT', 'FTWHWHW', 'DFWSWHT', 'FTWFCHX', 'FTWFHHX', 'FTWSOHW', 'DFWHCGI', 'DALHTHX', 'DFWBDHT', 'FTWBRHX', 'FTWBFHW', 'DALCXGI', 'DALATHX', 'DALAGHW', 'DALETHX', 'DFWARGI', 'ARLAHHF', 'DALARHW', 'FTWAAGI', 'DFWSADT', 'DFWGNRU', 'FTWHSHX', 'FTWMFHX', 'DFWGDHX', 'DFWASHX', 'DFWSLHF', 'DFWGRGI', 'FTWTRHW', 'FTWTCHX', 'DFWNLHT', 'DALEMES', 'DFWAHHF', 'DALGPHX', 'DALHWHW', 'DALADHX', 'DALAHGI', 'DFWHTHT', 'DALASHW', 'FTWCLHX' ], visibleCtyhocns: [ ['FTWFWHF', '$199', 199, 32.752735, -97.329285, 0.28, 'HI', 'Hilton Fort Worth', '815 Main St', 'Fort Worth'], [ 'DFWSADT', '$119', 119, 32.77338049, -97.06348126, 15.54, 'DT', 'DoubleTree by Hilton Hotel Arlington DFW South', '1507 North Watson Road', 'Arlington' ], [ 'DFWSLHF', '$163', 163, 32.9477, -97.1301, 17.97, 'HI', 'Hilton Dallas/Southlake Town Square', '1400 Plaza Place', 'Southlake' ] ], prevActiveCtyhocn: null, selectSource: null }, list: { canPageBackward: false, canPageForward: true, currentPage: 1, pageAmount: 20, pages: [ [ { _id: 'FTWFWHF', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'fitnessCenter', 'businessCenter', 'digitalKey', 'concierge', 'executiveLounge', 'roomService', 'meetingRooms', 'petsNotAllowed' ], brandCode: 'HI', chainCode: 'HF', ctyhocn: 'FTWFWHF', currencyCode: 'USD', distance: 0.28, distanceFmt: '0.28 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/ftwfwhf-hilton-fort-worth/', homepageUrl: 'https://www3-stg.hilton.com/en/hotels/texas/hilton-fort-worth-FTWFWHF/index.html', name: 'Hilton Fort Worth', phoneNumber: '+1-817-870-2100', propCode: 'FTWFW', resSystem: 'H', address: { addressFmt: '815 Main St, Fort Worth, Texas, 76102, USA', addressLine1: '815 Main St', addressLine2: null, city: 'Fort Worth', country: 'US', countryName: 'USA', postalCode: '76102', primeCity: 'Fort Worth', state: 'TX', stateName: 'Texas', _id: 'd628a2a37e89e370405be06efe460096058f26005972df9946ce1eea3e632945', __typename: 'HotelAddress' }, coordinate: { latitude: 32.752735, latitudeFmt: '32.75', longitude: -97.329285, longitudeFmt: '-97.33', __typename: 'HotelCoordinate' }, thumbImage: { _id: 'c03728853a3d91f7cf7cc339ef27cdec78afba4c9db6e7aa814042a1d82125ca', alt: 'Hilton Fort Worth, TX Hotel - Exterior', caption: 'Registered as a national historic landmark, the Hilton Fort Worth hotel has welcomed many famous and important guests to Cowtown.', dcrId: 2651842, src: 'https://secure3-stg.hilton.com/resources/media/hi/FTWFWHF/en_US/img/hotel/information/HH_exterior01_188x150_FitToBoxSmallDimension_Center.jpg', title: 'Exterior ', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/hi/FTWFWHF/en_US/img/hotel/information/HH_exterior01_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: 'a4477a0ab6437f19e20882f6a30d7ff3f0c5175788117987ffb79d75f7e2acc4', lowest: { _id: '53ed909da69e71ea8ef60f508020616a5bb71cf8ba59aa50fed77a1ccc4147bf', rateAmount: 199, rateAmountFmt: '$199', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' }, { _id: 'DFWSADT', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'freeParking', 'outdoorPool', 'fitnessCenter', 'businessCenter', 'digitalKey', 'concierge', 'roomService', 'meetingRooms', 'petsNotAllowed' ], brandCode: 'DT', chainCode: 'DH', ctyhocn: 'DFWSADT', currencyCode: 'USD', distance: 15.54, distanceFmt: '15.54 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/dfwsadt-doubletree-arlington-dfw-south/', homepageUrl: 'https://doubletree3-stg.hilton.com/en/hotels/texas/doubletree-by-hilton-hotel-arlington-dfw-south-DFWSADT/index.html', name: 'DoubleTree by Hilton Hotel Arlington DFW South', phoneNumber: '+1-817-640-7712', propCode: 'DFWSA', resSystem: 'P', address: { addressFmt: '1507 North Watson Road, Arlington, Texas, 76006, USA', addressLine1: '1507 North Watson Road', addressLine2: null, city: 'Arlington', country: 'US', countryName: 'USA', postalCode: '76006', primeCity: 'Arlington', state: 'TX', stateName: 'Texas', _id: '832c7b12536e175b005714b6e9c09483ab638b233470ef85aa42840724132424', __typename: 'HotelAddress' }, coordinate: { latitude: 32.77338049, latitudeFmt: '32.77', longitude: -97.06348126, longitudeFmt: '-97.06', __typename: 'HotelCoordinate' }, thumbImage: { _id: '436e6a948404bbcf301d10e8a126bb84f3ddc74abdd1ae6667e2382bd2afe1d5', alt: 'Doubletree by Hilton Hotel Arlington DFW South, TX - Exterior', caption: 'For your convenience, the hotel offers a complimentary shuttle to DFW Airport, just 15 minutes away.', dcrId: 2730565, src: 'https://secure3-stg.hilton.com/resources/media/dt/DFWSADT/en_US/img/hotel/information/DT_exterior_188x150_FitToWidth_Center.jpg', title: 'Day Exterior with Shuttle', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/dt/DFWSADT/en_US/img/hotel/information/DT_exterior_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: '12255697820765a505ffb1d577f1c064d55606005166e41b64b80191d2f805d9', lowest: { _id: 'dfe34c873230acbc8ea37cbae9919e8aa8c6fa3605db8d144a29a2ff720b96a4', rateAmount: 119, rateAmountFmt: '$119', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' }, { _id: 'DFWSLHF', amenityIds: [ 'freeWifi', 'nonSmoking', 'dining', 'outdoorPool', 'freeParking', 'fitnessCenter', 'businessCenter', 'petsAllowed', 'digitalKey', 'concierge', 'executiveLounge', 'roomService', 'meetingRooms' ], brandCode: 'HI', chainCode: 'HF', ctyhocn: 'DFWSLHF', currencyCode: 'USD', distance: 17.97, distanceFmt: '17.97 miles', homeUrl: 'https://www.stg.hilton.com/en/hotels/dfwslhf-hilton-dallas-southlake-town-square/', homepageUrl: 'https://www3-stg.hilton.com/en/hotels/texas/hilton-dallas-southlake-town-square-DFWSLHF/index.html', name: 'Hilton Dallas/Southlake Town Square', phoneNumber: '+1-817-442-9900', propCode: 'DFWSL', resSystem: 'H', address: { addressFmt: '1400 Plaza Place, Southlake, Texas, 76092, USA', addressLine1: '1400 Plaza Place', addressLine2: null, city: 'Southlake', country: 'US', countryName: 'USA', postalCode: '76092', primeCity: 'Dallas', state: 'TX', stateName: 'Texas', _id: 'cfe1e283a8e78d14e5aee6b7b5be4acf21ba23639ecc34d8e1c36507bf375f04', __typename: 'HotelAddress' }, coordinate: { latitude: 32.9477, latitudeFmt: '32.95', longitude: -97.1301, longitudeFmt: '-97.13', __typename: 'HotelCoordinate' }, thumbImage: { _id: 'bcc9a520d8b4e95df642351ce3d5475e30341fed9d234ea0eb12c66d44e96452', alt: 'Hilton Dallas/Southlake Town Square, TX - Exterior', caption: 'Welcome to the Hilton Dallas/ Southlake Town Square', dcrId: 2927901, src: 'https://secure3-stg.hilton.com/resources/media/hi/DFWSLHF/en_US/img/hotel/information/HH_flowerext_188x150_FitToWidth_Center.jpg', title: 'Exterior', hiResSrc: 'https://images.stg.hiltonstatic.com/resources/media/hi/DFWSLHF/en_US/img/hotel/information/HH_flowerext_2752x2240_FitToBoxSmallDimension_Center.jpg?impolicy=resize&rw=612&rh=430', __typename: 'HotelThumbImage' }, leadRate: { _id: '8e686838bdefb23a60bfdf9b70965bdbe91b7235a148ed2fcb844026b2ac3fcb', lowest: { _id: '2efeb5d35c99566e77b18ae9ef47f1333077eca2077e7b02ed0377a05f8502f5', rateAmount: 163, rateAmountFmt: '$163', __typename: 'HotelLeadRoomRate' }, __typename: 'HotelLeadRateSummary' }, __typename: 'HotelSummary' } ] ], sortBy: 'DISTANCE' }, map: { bounds: { south: 32.15815713288108, west: -97.97675571386719, north: 33.30078763262553, east: -96.80259189550782 }, center: { lng: -97.32924899999999, lat: 32.74863 }, initialZoom: 10, markerLimit: 200, showFullMarkers: true }, network: { canFetchMore: true, fetchAmountInitial: 3, fetchAmountMore: 5, isLoadingInitial: false, isLoadingMore: false, nextCursor: 'eyJvZmZzZXQiOjUsImxpbWl0Ijo1fQ==', prevCursor: null, shouldFetchMore: false } }; const retrievedCtyhocns = [ 'FTWDTHX', 'FTWFWHF', 'FTWESES', 'FTWMCHW', 'FTWMDGI', 'FTWNHGI', 'FTWWTHX', 'FTWRRHX', 'FTWFOHT', 'FTWHWHW', 'DFWSWHT', 'FTWFCHX', 'FTWFHHX', 'FTWSOHW', 'DFWHCGI', 'DALHTHX', 'DFWBDHT', 'FTWBRHX', 'FTWBFHW', 'DALCXGI', 'DALATHX', 'DALAGHW', 'DALETHX', 'DFWARGI', 'ARLAHHF', 'DALARHW', 'FTWAAGI', 'DFWSADT', 'DFWGNRU', 'FTWHSHX', 'FTWMFHX', 'DFWGDHX', 'DFWASHX', 'DFWSLHF', 'DFWGRGI', 'FTWTRHW', 'FTWTCHX', 'DFWNLHT', 'DALEMES', 'DFWAHHF', 'DALGPHX', 'DALHWHW', 'DALADHX', 'DALAHGI', 'DFWHTHT', 'DALASHW', 'FTWCLHX', 'DFWCLRU', 'DALLFES', 'DALPPHX', 'DALCKHX', 'DFWDEHX' ]; const visibleCtyhocns = [ ['FTWFWHF', '$199', 199, 32.752735, -97.329285, 0.28, 'HI', 'Hilton Fort Worth', '815 Main St', 'Fort Worth'], [ 'FTWESES', '$172', 172, 32.75383, -97.33004, 0.36, 'ES', 'Embassy Suites by Hilton Fort Worth Downtown', '600 Commerce Street', 'Fort Worth' ], [ 'ARLAHHF', '$140', 140, 32.7618, -97.0676, 15.23, 'HI', 'Hilton Arlington', '2401 East Lamar Boulevard', 'Arlington' ], [ 'DFWSADT', '$119', 119, 32.77338049, -97.06348126, 15.54, 'DT', 'DoubleTree by Hilton Hotel Arlington DFW South', '1507 North Watson Road', 'Arlington' ], [ 'DFWSLHF', '$163', 163, 32.9477, -97.1301, 17.97, 'HI', 'Hilton Dallas/Southlake Town Square', '1400 Plaza Place', 'Southlake' ], [ 'DFWAHHF', '$134', 134, 32.959417, -97.046009, 21.96, 'HI', 'Hilton DFW Lakes Executive Conference Center', '1800 Highway 26E', 'Grapevine' ], [ 'DALLFES', '$122', 122, 32.861343, -96.853394, 28.71, 'ES', 'Embassy Suites by Hilton Dallas Love Field', '3880 West Northwest Highway', 'Dallas' ] ]; const general = Object.assign(state.general, { retrievedCtyhocns, visibleCtyhocns }) const newState = Object.assign(state, { general })

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Using the spread operator
Using Object.assign

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 29 days ago):

LLMs can make mistakes. Check important info.

Latest run results:

Run details: (Test run date: 5 years ago)

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Test name	Executions per second
Using the spread operator	410423.3 Ops/sec
Using Object.assign	1125113.4 Ops/sec

Related benchmarks:

spread vs assign test for paul. (version: 0)

Comparing performance of: Using the spread operator vs Using Object.assign

Created: 5 years ago by: Guest

Jump to the latest result

Using the spread operator

Using Object.assign

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 29 days ago):