112 lines
4.7 KiB
TypeScript
112 lines
4.7 KiB
TypeScript
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import { SupportedChainId, WETH9 } from '@uniswap/sdk-core'
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import { getTestSelector } from '../../utils'
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describe('Swap', () => {
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it('should be able to wrap ETH', () => {
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const BALANCE_INCREMENT = 1
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cy.visit('/swap', { ethereum: 'hardhat' })
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.hardhat()
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.then((hardhat) => {
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cy.then(() => hardhat.getBalance(hardhat.wallet.address, WETH9[SupportedChainId.MAINNET]))
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.then((balance) => Number(balance.toFixed(1)))
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.then((initialWethBalance) => {
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// Select WETH for the token output.
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cy.get('#swap-currency-output .open-currency-select-button').click()
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cy.contains('WETH').click()
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// Enter the amount to wrap.
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cy.get('#swap-currency-output .token-amount-input').clear().type(BALANCE_INCREMENT.toString())
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cy.get('#swap-currency-input .token-amount-input').should('not.equal', '')
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// Click the wrap button.
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cy.get(getTestSelector('wrap-button')).should('not.be.disabled')
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cy.get(getTestSelector('wrap-button')).click()
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// The pending transaction indicator should be visible.
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cy.get(getTestSelector('web3-status-connected')).should('have.descendants', ':contains("1 Pending")')
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// <automine transaction>
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// The pending transaction indicator should be gone.
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cy.get(getTestSelector('web3-status-connected')).should('not.have.descendants', ':contains("1 Pending")')
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// The UI balance should have increased.
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cy.get('#swap-currency-output [data-testid="balance-text"]').should(
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'have.text',
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`Balance: ${initialWethBalance + BALANCE_INCREMENT}`
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)
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// There should be a successful wrap notification.
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cy.contains('Wrapped').should('exist')
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// The user's WETH account balance should have increased
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cy.then(() => hardhat.getBalance(hardhat.wallet.address, WETH9[SupportedChainId.MAINNET]))
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.then((balance) => Number(balance.toFixed(1)))
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.should('eq', initialWethBalance + BALANCE_INCREMENT)
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})
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})
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})
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it('should be able to unwrap WETH', () => {
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const BALANCE_INCREMENT = 1
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cy.visit('/swap', { ethereum: 'hardhat' })
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.hardhat()
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.then((hardhat) => {
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cy.then(() => hardhat.getBalance(hardhat.wallet.address, WETH9[SupportedChainId.MAINNET])).then(
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(initialBalance) => {
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// Select WETH for the token output.
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cy.get('#swap-currency-output .open-currency-select-button').click()
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cy.contains('WETH').click()
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// Enter the amount to wrap.
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cy.get('#swap-currency-output .token-amount-input').clear().type(BALANCE_INCREMENT.toString())
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cy.get('#swap-currency-input .token-amount-input').should('not.equal', '')
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// Click the wrap button.
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cy.get(getTestSelector('wrap-button')).should('not.be.disabled')
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cy.get(getTestSelector('wrap-button')).click()
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// <automine transaction>
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// The pending transaction indicator should be visible.
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cy.contains('1 Pending').should('exist')
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// The user should see a notification telling them they successfully wrapped their ETH.
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cy.contains('Wrapped').should('exist')
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// Switch to unwrapping the ETH we just wrapped.
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cy.get(getTestSelector('swap-currency-button')).click()
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cy.get(getTestSelector('wrap-button')).should('not.be.disabled')
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// Click the Unwrap button.
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cy.get(getTestSelector('wrap-button')).click()
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// The pending transaction indicator should be visible.
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cy.contains('1 Pending').should('exist')
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// <automine transaction>
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// The pending transaction indicator should be gone.
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cy.contains('1 Pending').should('not.exist')
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// The user should see a notification telling them they successfully unwrapped their ETH.
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cy.contains('Unwrapped').should('exist')
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// The UI balance should have decreased.
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cy.get('#swap-currency-input [data-testid="balance-text"]').should(
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'have.text',
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`Balance: ${initialBalance.toFixed(0)}`
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)
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// There should be a successful unwrap notification.
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cy.contains('Unwrapped').should('exist')
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// The user's WETH account balance should not have changed from the initial balance
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cy.then(() => hardhat.getBalance(hardhat.wallet.address, WETH9[SupportedChainId.MAINNET]))
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.then((balance) => balance.toFixed(0))
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.should('eq', initialBalance.toFixed(0))
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}
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)
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})
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})
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})
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