43 lines
1.6 KiB
JavaScript
43 lines
1.6 KiB
JavaScript
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const { expect } = require('chai')
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const makeBlockFinder = require('../src/services/blockFinder')
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const mockBlock = n => ({ timestamp: n > 500 ? n * 10 : n + 4500, number: n })
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const latestBlock = mockBlock(1000)
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const web3Mock = {
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eth: {
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async getBlock(n) {
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return n === 'latest' ? latestBlock : mockBlock(n)
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}
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}
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}
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describe('blockFinder', () => {
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it('get recent blocks', async () => {
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const blockFinder = await makeBlockFinder('test', web3Mock)
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expect(await blockFinder(10000, latestBlock)).to.eql(latestBlock)
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expect(await blockFinder(9999, latestBlock)).to.eql(mockBlock(999))
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expect(await blockFinder(9995, latestBlock)).to.eql(mockBlock(999))
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expect(await blockFinder(9991, latestBlock)).to.eql(mockBlock(999))
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expect(await blockFinder(9990, latestBlock)).to.eql(mockBlock(999))
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expect(await blockFinder(9989, latestBlock)).to.eql(mockBlock(998))
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expect(await blockFinder(9981, latestBlock)).to.eql(mockBlock(998))
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})
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it('get older blocks', async () => {
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const blockFinder = await makeBlockFinder('test', web3Mock)
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expect(await blockFinder(7500, latestBlock)).to.eql(mockBlock(750))
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expect(await blockFinder(7497, latestBlock)).to.eql(mockBlock(749))
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expect(await blockFinder(7511, latestBlock)).to.eql(mockBlock(751))
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})
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it('get ancient blocks with different time period', async () => {
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const blockFinder = await makeBlockFinder('test', web3Mock)
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expect(await blockFinder(4600, latestBlock)).to.eql(mockBlock(100))
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expect(await blockFinder(4601, latestBlock)).to.eql(mockBlock(101))
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expect(await blockFinder(4602, latestBlock)).to.eql(mockBlock(102))
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})
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})
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