def test_operation(accounts, token, vault, strategy, strategist, amount):
# Deposit to the vault
token.approve(vault.address, amount, {"from": accounts[0]})
vault.deposit(amount, {"from": accounts[0]})
assert token.balanceOf(vault.address) == amount
# harvest
strategy.harvest()
genericStateOfStrat(strategy, token, vault)
# tend()
strategy.tend()
# withdrawal
strategyBreakdown(strategy, token, vault)
vault.withdraw(2**256 - 1, accounts[0], 70, {"from": accounts[0]})
assert token.balanceOf(accounts[0]) != 0
def test_migration(token, strategy, chain, vault, whale, gov, strategist,
StrategyCurveLINKVoterProxy):
debt_ratio = 10_000
vault.addStrategy(strategy, debt_ratio, 0, 2**256 - 1, 1000, {"from": gov})
token.approve(vault, 2**256 - 1, {"from": whale})
vault.deposit(Wei("100 ether"), {"from": whale})
strategy.harvest({"from": strategist})
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
chain.sleep(2592000)
chain.mine(1)
print(
"\nEstimated APR: ",
"{:.2%}".format(
((vault.totalAssets() - 100 * 1e18) * 12) / (100 * 1e18)),
)
strategy2 = strategist.deploy(StrategyCurveLINKVoterProxy, vault)
vault.migrateStrategy(strategy, strategy2, {"from": gov})
genericStateOfStrat(strategy, token, vault)
genericStateOfStrat(strategy2, token, vault)
genericStateOfVault(vault, token)
def test_revoke_from_vault(token, strategy, vault, whale, gov, strategist):
print("\n----test revoke----")
debt_ratio = 10_000
vault.addStrategy(strategy, debt_ratio, 0, 2**256 - 1, 1000, {"from": gov})
token.approve(vault, 2**256 - 1, {"from": whale})
initial_deposit = 100 * 1e18
vault.deposit(initial_deposit, {"from": whale})
strategy.harvest({"from": strategist})
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
vault.revokeStrategy(strategy, {"from": gov})
print("\n-----revoked-----")
strategy.harvest({"from": strategist})
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
def test_ops(token, strategy, chain, vault, whale, gov, strategist):
print("\n----test ops----")
debt_ratio = 10_000
vault.addStrategy(strategy, debt_ratio, 0, 2**256 - 1, 1000, {"from": gov})
token.approve(vault, 2**256 - 1, {"from": whale})
initial_deposit = 100 * 1e18
whalebefore = token.balanceOf(whale)
vault.deposit(initial_deposit, {"from": whale})
strategy.harvest({"from": strategist})
print("\n-----harvest-----")
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
print("\n-----sleep for a month-----")
chain.sleep(2592000)
chain.mine(1)
strategy.harvest({"from": strategist})
print("\n-----harvest-----")
print("crvIB = ", token.balanceOf(strategy) / 1e18)
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
print(
"\nEstimated APR: ",
"{:.2%}".format(
((vault.totalAssets() - initial_deposit) * 12) / initial_deposit),
)
vault.withdraw({"from": whale})
print("\n-----withdraw-----")
genericStateOfStrat(strategy, token, vault)
genericStateOfVault(vault, token)
print(f"\nWhale profit: ", (token.balanceOf(whale) - whalebefore) / 1e18)