Test that BalV2 factory deploys feed successfully

Author: sicknick99

tests/factories/feed/balancerv2/test_deploy_feed.py

@@ -0,0 +1,57 @@
+from brownie import interface
+from collections import OrderedDict
+
+
+def test_deploy_feed_creates_quanto_feed(factory, weth, bal, dai, alice,
+                                         pool_balweth, pool_daiweth,
+                                         balv2_tokens):
+    '''
+    Tests that the deployFeed function in the OverlayV1BalancerV2Factory
+    contract deploys a new feed successfully.
+    Inputs:
+      factory      [Contract]: OverlayV1BalancerV2Factory contract instance
+      weth         [Contract]: WETH token contract instance
+      bal          [Contract]: BAL token contract instance representing the OVL
+                               token
+      dai          [Contract]: DAI token contract instance
+      alice        [Account]:  Brownie provided eth account address for Alice
+                               the trader
+      pool_balweth [Contract]: Balancer V2 WeightedPool2Tokens contract
+                               instance for the BAL/WETH pool, representing the
+                               OVL/WETH token pair
+      pool_daiweth [Contract]: Balancer V2 WeightedPool2Tokens contract
+                               instance for the DAI/WETH pool
+      balv2_tokens [tuple]:    BalancerV2Tokens struct field variables
+    '''
+    market_pool = pool_daiweth
+    ovlweth_pool = pool_balweth
+    ovl = bal
+    market_base_token = weth
+    market_quote_token = dai
+    market_base_amount = 1000000000000000000  # 1e18
+
+    # TODO: check is not feed prior to deploy
+
+    tx = factory.deployFeed(market_pool, market_base_token, market_quote_token,
+                            market_base_amount, balv2_tokens, {"from": alice})
+    actual_feed = tx.return_value
+
+    # check feed is added to registry
+    assert factory.getFeed(market_pool, market_base_token, market_quote_token,
+                           market_base_amount) == actual_feed
+    assert factory.isFeed(actual_feed) is True
+
+    # check event emitted
+    assert 'FeedDeployed' in tx.events
+    expect_event = OrderedDict({"user": alice.address, "feed": actual_feed})
+    actual_event = tx.events['FeedDeployed']
+    assert actual_event == expect_event
+
+    # check contract deployed with correct constructor params
+    feed_contract = interface.IOverlayV1BalancerV2Feed(actual_feed)
+    assert feed_contract.marketPool() == market_pool
+    assert feed_contract.ovlWethPool() == ovlweth_pool
+    assert feed_contract.ovl() == ovl
+    assert feed_contract.marketBaseToken() == market_base_token
+    assert feed_contract.marketQuoteToken() == market_quote_token
+    assert feed_contract.marketBaseAmount() == market_base_amount