Fix the L2 gasPrice to 1 gwei

Author: krebernisak

src/optimism/index.ts

@@ -1 +1,6 @@
 export * from '@chainlink/optimism-utils'
+
+// TODO: Fix ERROR { "reason":"cannot estimate gas; transaction may fail or may require manual gas limit","code":"UNPREDICTABLE_GAS_LIMIT" }
+export const TX_OVERRIDES_BUG: any = {
+  gasLimit: 8_999_999,
+}

test/helpers/optimism/index.ts

@@ -2,12 +2,6 @@ import * as dotenv from 'dotenv'
 import { Wallet, providers, utils } from 'ethers'
 import { optimism } from '../../../src'
 
-// TODO: Fix ERROR { "reason":"cannot estimate gas; transaction may fail or may require manual gas limit","code":"UNPREDICTABLE_GAS_LIMIT" }
-export const TX_OVERRIDES_OE_BUG: any = {
-  gasPrice: utils.parseUnits('1', 'gwei'),
-  gasLimit: 8_999_999,
-}
-
 export const loadEnv = async (envName: string = 'local'): Promise<optimism.env.OptimismEnv> => {
   // Load env configuration by name
   dotenv.config({ path: __dirname + `/../../../env/.env.${envName}` })
@@ -24,6 +18,8 @@ export const loadEnv = async (envName: string = 'local'): Promise<optimism.env.O
 
   const l1Provider = new providers.JsonRpcProvider(process.env.L1_WEB3_URL)
   const l2Provider = new providers.JsonRpcProvider(process.env.L2_WEB3_URL)
+  // Fix L2 gasPrice to 1 gwei
+  l2Provider.getGasPrice = () => Promise.resolve(utils.parseUnits('1', 'gwei'))
 
   l1Provider.pollingInterval = 10
   l2Provider.pollingInterval = 10

test/v0.7/bridge/token/LinkTokenChild.test.ts

@@ -188,7 +188,7 @@ describe(`LinkTokenChild ${Versions.v0_7}`, () => {
     })
 
     it('can NOT mint without access (gateway role)', async () => {
-      const mintTx = await l2Token.mint(oe.l2Wallet.address, 100, h.optimism.TX_OVERRIDES_OE_BUG)
+      const mintTx = await l2Token.mint(oe.l2Wallet.address, 100, optimism.TX_OVERRIDES_BUG)
       // TODO: fetch revert reason
       // revert: 'No access'
       await h.txRevert(mintTx.wait())
@@ -201,7 +201,7 @@ describe(`LinkTokenChild ${Versions.v0_7}`, () => {
       const addAccessTx1 = await l2Token.addAccess(owner.address)
       await addAccessTx1.wait()
       // Mint some tokens as owner/gateway
-      const mintTx1 = await l2Token.mint(owner.address, 100)
+      const mintTx1 = await l2Token.mint(owner.address, 100, optimism.TX_OVERRIDES_BUG)
       await mintTx1.wait()
       // Assert state
       expect(await l2Token.balanceOf(owner.address)).to.be.equal(100)
@@ -219,7 +219,7 @@ describe(`LinkTokenChild ${Versions.v0_7}`, () => {
       const removeAccessTx = await l2Token.removeAccess(owner.address)
       await removeAccessTx.wait()
       // Owner mint fails
-      const mintTx = await l2Token.mint(owner.address, 100, h.optimism.TX_OVERRIDES_OE_BUG)
+      const mintTx = await l2Token.mint(owner.address, 100, optimism.TX_OVERRIDES_BUG)
       // TODO: fetch revert reason
       // revert: 'No access'
       await h.txRevert(mintTx.wait())