Пример #1
0
def test_btc_to_eth(Settler, alice, bob, swap, sBTC, sETH, curve_sbtc,
                    curve_seth, btc_idx):
    initial = MintableForkToken(curve_sbtc.coins(btc_idx))

    amount = 5 * 10**initial.decimals()
    initial._mint_for_testing(alice, amount)
    initial.approve(swap, 2**256 - 1, {'from': alice})
    alice.transfer(bob, alice.balance())

    tx = swap.swap_into_synth(initial, sETH, amount, 0, {'from': alice})
    token_id = tx.events['Transfer'][-1]['token_id']

    chain.mine(timedelta=600)
    amount = swap.token_info(token_id)['underlying_balance']
    swap.swap_from_synth(token_id, ETH_ADDRESS, amount, 0, {'from': alice})

    settler = Settler.at(hex(token_id))
    for coin in (initial, sETH, sBTC):
        assert coin.balanceOf(swap) == 0
        assert coin.balanceOf(settler) == 0
        assert coin.balanceOf(alice) == 0

    assert swap.balance() == 0
    assert settler.balance() == 0
    assert alice.balance() > 0

    assert swap.balanceOf(alice) == 0
Пример #2
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def test_usd_to_btc(Settler, alice, swap, sUSD, sBTC, curve_susd, curve_sbtc,
                    usd_idx, btc_idx):
    initial = MintableForkToken(curve_susd.coins(usd_idx))
    final = MintableForkToken(curve_sbtc.coins(btc_idx))

    amount = 1_000_000 * 10**initial.decimals()
    initial._mint_for_testing(alice, amount)
    initial.approve(swap, 2**256 - 1, {"from": alice})

    tx = swap.swap_into_synth(initial, sBTC, amount, 0, {"from": alice})
    token_id = tx.events["Transfer"][-1]["token_id"]

    chain.mine(timedelta=600)
    amount = swap.token_info(token_id)["underlying_balance"]
    swap.swap_from_synth(token_id, final, amount, 0, {"from": alice})

    settler = Settler.at(hex(token_id))
    for coin in (initial, sBTC, sUSD):
        assert coin.balanceOf(swap) == 0
        assert coin.balanceOf(settler) == 0
        assert coin.balanceOf(alice) == 0

    assert final.balanceOf(swap) == 0
    assert final.balanceOf(settler) == 0
    assert final.balanceOf(alice) > 0

    assert swap.balanceOf(alice) == 0
def test_usd_to_eth(Settler, alice, bob, swap, sUSD, sETH, curve_susd,
                    curve_seth, usd_idx):
    initial = MintableForkToken(curve_susd.coins(usd_idx))

    amount = 100_000 * 10**initial.decimals()
    initial._mint_for_testing(alice, amount)
    initial.approve(swap, 2**256 - 1, {"from": alice})
    alice.transfer(bob, alice.balance())

    tx = swap.swap_into_synth(initial, sETH, amount, 0, {"from": alice})
    token_id = tx.events["Transfer"][-1]["token_id"]

    chain.mine(timedelta=600)
    amount = swap.token_info(token_id)["underlying_balance"]
    swap.swap_from_synth(token_id, ETH_ADDRESS, amount, 0, {"from": alice})

    settler = Settler.at(hex(token_id))
    for coin in (initial, sETH, sUSD):
        assert coin.balanceOf(swap) == 0
        assert coin.balanceOf(settler) == 0
        assert coin.balanceOf(alice) == 0

    assert swap.balance() == 0
    assert settler.balance() == 0
    assert alice.balance() > 0

    assert swap.balanceOf(alice) == 0
    def _mint(self, acct, token, amount):
        token = MintableForkToken(token)
        amount = int(amount * 10**token.decimals())
        if not token.allowance(acct, self.swap):
            token.approve(self.swap, 2**256 - 1, {"from": acct})
        balance = token.balanceOf(acct)
        if balance < amount:
            token._mint_for_testing(acct, amount - balance)

        return amount
Пример #5
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def tripool_funded(registry, alice, tripool):
    dai_addr = registry.get_coins(tripool)[0]
    dai = MintableForkToken(dai_addr)
    amount = 100000 * 10 ** dai.decimals()
    dai.approve(tripool, amount, {"from": alice})
    dai._mint_for_testing(alice, amount)

    amounts = [amount, 0, 0]
    tripool.add_liquidity(amounts, 0, {"from": alice})
    return tripool
Пример #6
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def add_tripool_liquidity():
    dai_addr = "0x6B175474E89094C44Da98b954EedeAC495271d0F"
    usdc_addr = "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"

    amount = 100_000 * 10**18
    dai = MintableForkToken(dai_addr)
    dai._mint_for_testing(whale, amount)

    pool_addr = registry.find_pool_for_coins(dai_addr, usdc_addr)
    pool = Contract(pool_addr)

    dai.approve(pool_addr, amount, {'from': whale})
    pool.add_liquidity([amount, 0, 0], 0, {'from': whale})
    return pool
Пример #7
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def main():
    dai_addr = "0x6B175474E89094C44Da98b954EedeAC495271d0F"
    usdc_addr = "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
    registry_addr = "0x7D86446dDb609eD0F5f8684AcF30380a356b2B4c"

    amount = 100_000 * 10 ** 18
    dai = MintableForkToken(dai_addr)
    dai._mint_for_testing(accounts[0], amount)

    registry = Contract(registry_addr)
    pool_addr = registry.find_pool_for_coins(
            dai_addr, usdc_addr)
    pool = Contract(pool_addr)

    dai.approve(pool_addr, amount, 
            {'from': accounts[0]})
    pool.add_liquidity(
            [amount, 0, 0], 0, 
            {'from': accounts[0]})
Пример #8
0
def main():
    dai_addr = "0x6B175474E89094C44Da98b954EedeAC495271d0F"
    usdc_addr = "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
    registry_addr = "0x7D86446dDb609eD0F5f8684AcF30380a356b2B4c"

    amount = 100_000 * 10 ** 18
    dai = MintableForkToken(dai_addr)
    dai._mint_for_testing(accounts[0], amount)

    registry = Contract(registry_addr)
    pool_addr = registry.find_pool_for_coins(dai_addr, usdc_addr)
    pool = Contract(pool_addr)

    dai.approve(pool_addr, amount, {"from": accounts[0]})
    pool.add_liquidity([amount, 0, 0], 0, {"from": accounts[0]})

    gauges = registry.get_gauges(pool_addr)
    gauge_addr = gauges[0][0]
    gauge_contract = interface.LiquidityGauge(gauge_addr)

    lp_token = MintableForkToken(gauge_contract.lp_token())
    lp_token.approve(gauge_addr, amount, {"from": accounts[0]})
    gauge_contract.deposit(lp_token.balanceOf(accounts[0]), {"from": accounts[0]})