test: delegated stake quorum and assertions

Author: stevennevins

test/unit/StakeRegistryUnit.t.sol

@@ -619,6 +619,29 @@ contract StakeRegistryUnitTests_Config is StakeRegistryUnitTests {
     }
     event StakeTypeSet(StakeType newStakeType);
 
+    function test_initializeDelegatedStakeQuorum() public {
+        uint8 quorumNumber = nextQuorum;
+        uint96 minimumStake = 0;
+        IStakeRegistry.StrategyParams[] memory strategyParams =
+            new IStakeRegistry.StrategyParams[](1);
+        strategyParams[0] = IStakeRegistry.StrategyParams(
+            IStrategy(address(uint160(uint256(keccak256(abi.encodePacked(quorumNumber)))))),
+            uint96(WEIGHTING_DIVISOR)
+        );
+
+        cheats.prank(address(registryCoordinator));
+        cheats.expectEmit(true, true, true, true);
+        emit StakeTypeSet(StakeType.TOTAL_DELEGATED);
+        stakeRegistry.initializeDelegatedStakeQuorum(
+            quorumNumber,
+            minimumStake,
+            strategyParams
+        );
+
+        StakeType stakeType = stakeRegistry.stakeTypePerQuorum(quorumNumber);
+        assertEq(uint8(stakeType), uint8(StakeType.TOTAL_DELEGATED), "invalid stake type");
+    }
+
     function test_initializeSlashableStakeQuorum() public {
         uint8 quorumNumber = nextQuorum;
         uint96 minimumStake = 0;