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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| import { jest } from '@jest/globals'; | ||
|
|
||
| import { testContext } from '../../../fixtures/context'; | ||
| import { Address, OutputOwners } from '../../../serializable'; | ||
| import { defaultSpendOptions } from '../../common/defaultSpendOptions'; | ||
| import { createDimensions } from '../../common/fees/dimensions'; | ||
| import type { SpendHelperProps } from './spendHelper'; | ||
| import { SpendHelper } from './spendHelper'; | ||
| import type { SpendReducerState } from './spend-reducers'; | ||
| import { handleFeeAndChange } from './spend-reducers'; | ||
|
|
||
| const CHANGE_ADDRESS = Address.fromString( | ||
| 'P-fuji1y50xa9363pn3d5gjhcz3ltp3fj6vq8x8a5txxg', | ||
| ); | ||
| const CHANGE_OWNERS: OutputOwners = OutputOwners.fromNative([ | ||
| CHANGE_ADDRESS.toBytes(), | ||
| ]); | ||
|
|
||
| const getInitialReducerState = ( | ||
| state: Partial<SpendReducerState> = {}, | ||
| ): SpendReducerState => ({ | ||
| excessAVAX: 0n, | ||
| initialComplexity: createDimensions(1, 1, 1, 1), | ||
| fromAddresses: [CHANGE_ADDRESS], | ||
| ownerOverride: null, | ||
| spendOptions: defaultSpendOptions( | ||
| state?.fromAddresses?.map((address) => address.toBytes()) ?? [ | ||
| CHANGE_ADDRESS.toBytes(), | ||
| ], | ||
| ), | ||
| toBurn: new Map(), | ||
| toStake: new Map(), | ||
| utxos: [], | ||
| ...state, | ||
| }); | ||
|
|
||
| const getSpendHelper = ({ | ||
| initialComplexity = createDimensions(1, 1, 1, 1), | ||
| shouldConsolidateOutputs = false, | ||
| toBurn = new Map(), | ||
| toStake = new Map(), | ||
| }: Partial< | ||
| Pick< | ||
| SpendHelperProps, | ||
| 'initialComplexity' | 'shouldConsolidateOutputs' | 'toBurn' | 'toStake' | ||
| > | ||
| > = {}) => { | ||
| return new SpendHelper({ | ||
| changeOutputs: [], | ||
| gasPrice: testContext.gasPrice, | ||
| initialComplexity, | ||
| inputs: [], | ||
| shouldConsolidateOutputs, | ||
| stakeOutputs: [], | ||
| toBurn, | ||
| toStake, | ||
| weights: testContext.complexityWeights, | ||
| }); | ||
| }; | ||
|
|
||
| describe('./src/vms/pvm/etna-builder/spend-reducers.test.ts', () => { | ||
| describe('handleFeeAndChange', () => { | ||
| test('throws an error if excessAVAX is less than the required fee', () => { | ||
| expect(() => | ||
| handleFeeAndChange( | ||
| getInitialReducerState(), | ||
| getSpendHelper(), | ||
| testContext, | ||
| ), | ||
| ).toThrow( | ||
| `Insufficient funds: provided UTXOs need 4 more nAVAX (asset id: ${testContext.avaxAssetID})`, | ||
| ); | ||
| }); | ||
|
|
||
| test('returns original state if excessAVAX equals the required fee', () => { | ||
| const state = getInitialReducerState({ excessAVAX: 4n }); | ||
| const spendHelper = getSpendHelper(); | ||
| const addChangeOutputSpy = jest.spyOn(spendHelper, 'addChangeOutput'); | ||
| const calculateFeeWithTemporaryOutputComplexitySpy = jest.spyOn( | ||
| spendHelper, | ||
| 'calculateFeeWithTemporaryOutputComplexity', | ||
| ); | ||
|
|
||
| expect(handleFeeAndChange(state, getSpendHelper(), testContext)).toEqual( | ||
| state, | ||
| ); | ||
| expect( | ||
| calculateFeeWithTemporaryOutputComplexitySpy, | ||
| ).not.toHaveBeenCalled(); | ||
| expect(addChangeOutputSpy).not.toHaveBeenCalled(); | ||
| }); | ||
|
|
||
| test('adds a change output if excessAVAX is greater than the required fee', () => { | ||
| const excessAVAX = 1_000n; | ||
| const state = getInitialReducerState({ | ||
| excessAVAX, | ||
| }); | ||
| const spendHelper = getSpendHelper(); | ||
|
|
||
| const addChangeOutputSpy = jest.spyOn(spendHelper, 'addChangeOutput'); | ||
| const calculateFeeWithTemporaryOutputComplexitySpy = jest.spyOn( | ||
| spendHelper, | ||
| 'calculateFeeWithTemporaryOutputComplexity', | ||
| ); | ||
|
|
||
| expect(handleFeeAndChange(state, spendHelper, testContext)).toEqual({ | ||
| ...state, | ||
| excessAVAX, | ||
| }); | ||
| expect( | ||
| calculateFeeWithTemporaryOutputComplexitySpy, | ||
| ).toHaveBeenCalledTimes(1); | ||
| expect(addChangeOutputSpy).toHaveBeenCalledTimes(1); | ||
|
|
||
| expect( | ||
| spendHelper.hasChangeOutput(testContext.avaxAssetID, CHANGE_OWNERS), | ||
| ).toBe(true); | ||
|
|
||
| expect(spendHelper.getInputsOutputs().changeOutputs).toHaveLength(1); | ||
| }); | ||
|
|
||
| test('does not add change output if fee with temporary output complexity and excessAVAX are equal or less', () => { | ||
| const excessAVAX = 5n; | ||
| const state = getInitialReducerState({ | ||
| excessAVAX, | ||
| }); | ||
| const spendHelper = getSpendHelper(); | ||
|
|
||
| const addChangeOutputSpy = jest.spyOn(spendHelper, 'addChangeOutput'); | ||
|
|
||
| expect(handleFeeAndChange(state, spendHelper, testContext)).toEqual( | ||
| state, | ||
| ); | ||
|
|
||
| expect(addChangeOutputSpy).not.toHaveBeenCalled(); | ||
| }); | ||
| }); | ||
| }); |
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