def main():
swap = swap_system.connect_swap(badger_config.prod_json)
bridge = bridge_system.connect_bridge(badger_config.prod_json)
bridge.add_existing_swap(swap)
swap.configure_strategies_grant_swapper_role(bridge.adapter.address)
confirm_deploy(bridge)
console.print("[green]deployed bridge adapter at {}[/green]".format(
bridge.adapter.address))
console.print("[green]deployed swap router at {}[/green]".format(
bridge.swap.router.address))
bridge_system.print_to_file(bridge, "deploy-bridge.json")
swap_system.print_to_file(bridge.swap, "deploy-swap.json")
def test_bridge_vault(vault):
badger = connect_badger(badger_config.prod_json)
bridge = connect_bridge(badger, badger_config.prod_json)
swap = connect_swap(badger_config.prod_json)
bridge.add_existing_swap(swap)
_deploy_bridge_mocks(badger, bridge)
slippage = 0.03
amount = 1 * 10**8
v = vault["address"]
# TODO: Can interleave these mints/burns.
for accIdx in range(10, 12):
account = accounts[accIdx]
for i in range(0, 2):
balanceBefore = interface.IERC20(v).balanceOf(account)
bridge.adapter.mint(
vault["inToken"],
slippage * 10**4,
account.address,
v,
amount,
# Darknode args hash/sig optional since gateway is mocked.
"",
"",
{"from": account},
)
balance = interface.IERC20(v).balanceOf(account)
assert balance > balanceBefore
interface.IERC20(v).approve(
bridge.adapter.address,
balance,
{"from": account},
)
# Approve mock gateway for transfer of underlying token for "mock" burns.
# NB: In the real world, burns don't require approvals as it's just
# an internal update the the user's token balance.
interface.IERC20(registry.tokens.renbtc).approve(
bridge.mocks.BTC.gateway, balance, {"from": bridge.adapter})
bridge.adapter.burn(
vault["outToken"],
v,
slippage * 10**4,
account.address,
balance,
{"from": account},
)
assert interface.IERC20(v).balanceOf(account) == 0
def main():
badger = connect_badger(badger_config.prod_json)
bridge = connect_bridge(badger, badger_config.prod_json)
swap = connect_swap(badger_config.prod_json)
upgrade_bridge(badger, bridge)
console.print("[orange]Queued bridge adapter update[/orange]")
upgrade_swap_strategy(badger, swap.strategies.curve, CurveSwapStrategy)
console.print("[orange]Queued swap strategy update[/orange]")
bridge.deploy_curve_token_wrapper()
configure_bridge(badger, bridge)
console.print("[orange]Configured bridge to use new curve token wrapper[/orange]")
def test_bridge_basic_swap_fail():
renbtc = registry.tokens.renbtc
wbtc = registry.tokens.wbtc
badger = connect_badger(badger_config.prod_json)
bridge = connect_bridge(badger, badger_config.prod_json)
swap = connect_swap(badger_config.prod_json)
bridge.add_existing_swap(swap)
_upgrade_bridge(badger, bridge)
_deploy_bridge_mocks(badger, bridge)
# NB: If true, fails during router opimizeSwap() call, otherwise the underlying strategy fails.
for router_fail in [True, False]:
_deploy_swap_mocks(badger, bridge, swap, router_fail=router_fail)
# .1% slippage
slippage = 0.001
amount = 1 * 10**8
for accIdx in range(10, 12):
account = accounts[accIdx]
for i in range(0, 2):
balanceBefore = interface.IERC20(renbtc).balanceOf(account)
# Test mints
bridge.adapter.mint(
wbtc,
slippage * 10**4,
account.address,
AddressZero, # No vault.
amount,
# Darknode args hash/sig optional since gateway is mocked.
"",
"",
{"from": account},
)
assert interface.IERC20(renbtc).balanceOf(
account) > balanceBefore
# NB: User should not receive any wbtc but rather renbtc as part
# of the fallback mechanism.
assert interface.IERC20(wbtc).balanceOf(account) == 0
def test_bridge_vault(vault):
badger = connect_badger(badger_config.prod_json)
bridge = connect_bridge(badger, badger_config.prod_json)
swap = connect_swap(badger_config.prod_json)
_upgrade_bridge(badger, bridge)
_upgrade_swap(badger, swap)
_deploy_bridge_mocks(badger, bridge)
slippage = 0.03
amount = 1 * 10**8
v = vault["address"]
if v == AddressZero:
v = MockVault.deploy(vault["id"], vault["symbol"], vault["token"], {
"from": badger.deployer
}).address
# Must approve mock vaults to mint/burn to/from.
bridge.adapter.setVaultApproval(
v,
True,
{"from": badger.devMultisig},
)
else:
badger.sett_system.vaults[vault["id"]].approveContractAccess(
bridge.adapter,
{"from": badger.devMultisig},
)
# TODO: Can interleave these mints/burns.
for accIdx in range(10, 12):
account = accounts[accIdx]
for i in range(0, 2):
balanceBefore = interface.IERC20(v).balanceOf(account)
bridge.adapter.mint(
vault["inToken"],
slippage * 10**4,
account.address,
v,
amount,
# Darknode args hash/sig optional since gateway is mocked.
"",
"",
{"from": account},
)
balance = interface.IERC20(v).balanceOf(account)
assert balance > balanceBefore
interface.IERC20(v).approve(
bridge.adapter.address,
balance,
{"from": account},
)
# Approve mock gateway for transfer of underlying token for "mock" burns.
# NB: In the real world, burns don't require approvals as it's just
# an internal update the the user's token balance.
interface.IERC20(registry.tokens.renbtc).approve(
bridge.mocks.BTC.gateway, balance, {"from": bridge.adapter})
bridge.adapter.burn(
vault["outToken"],
v,
slippage * 10**4,
account.address,
balance,
{"from": account},
)
assert interface.IERC20(v).balanceOf(account) == 0
def test_bridge_basic():
renbtc = registry.tokens.renbtc
wbtc = registry.tokens.wbtc
badger = connect_badger(badger_config.prod_json)
bridge = connect_bridge(badger, badger_config.prod_json)
swap = connect_swap(badger_config.prod_json)
_upgrade_bridge(badger, bridge)
_upgrade_swap(badger, swap)
_deploy_bridge_mocks(badger, bridge)
router = swap.router
# 3% slippage
slippage = 0.03
amount = 1 * 10**8
# Test estimating slippage from a random account for wbtc <-> renbtc swaps.
_assert_swap_slippage(
router,
renbtc,
wbtc,
amount,
slippage,
)
_assert_swap_slippage(
router,
wbtc,
renbtc,
amount,
slippage,
)
for accIdx in range(10, 12):
account = accounts[accIdx]
for i in range(0, 2):
balanceBefore = interface.IERC20(wbtc).balanceOf(account)
# Test mints
bridge.adapter.mint(
wbtc,
slippage * 10**4,
account.address,
AddressZero, # No vault.
amount,
# Darknode args hash/sig optional since gateway is mocked.
"",
"",
{"from": account},
)
assert interface.IERC20(wbtc).balanceOf(account) > balanceBefore
# Test burns
balance = interface.IERC20(wbtc).balanceOf(account)
interface.IERC20(wbtc).approve(bridge.adapter, balance,
{"from": account})
# Approve mock gateway for transfer of underlying token for "mock" burns.
# NB: In the real world, burns don't require approvals as it's
# just an internal update the the user's token balance.
interface.IERC20(renbtc).approve(
bridge.mocks.BTC.gateway,
balance,
{"from": bridge.adapter},
)
bridge.adapter.burn(
wbtc,
AddressZero, # No vault.
slippage * 10**4,
account.address,
balance,
{"from": account},
)
assert interface.IERC20(wbtc).balanceOf(account) == 0