From 85bb8d8df6159b885497cd4c0f0c4d8c70bd9309 Mon Sep 17 00:00:00 2001
From: maximopalopoli <mpalopoli@fi.uba.ar>
Date: Fri, 7 Feb 2025 12:10:13 -0300
Subject: [PATCH 1/3] Add fn implementation

---
 chainio/clients/avsregistry/writer.go | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/chainio/clients/avsregistry/writer.go b/chainio/clients/avsregistry/writer.go
index 1a0e4b2f..5a328f36 100644
--- a/chainio/clients/avsregistry/writer.go
+++ b/chainio/clients/avsregistry/writer.go
@@ -614,3 +614,26 @@ func (w *ChainWriter) EjectOperator(
 	}
 	return receipt, nil
 }
+
+func (w *ChainWriter) SetOperatorSetParams(
+	ctx context.Context,
+	quorumNumber uint8,
+	operatorSetParams regcoord.ISlashingRegistryCoordinatorTypesOperatorSetParam,
+	waitForReceipt bool,
+) (*gethtypes.Receipt, error) {
+	w.logger.Info("setting operator set params for quorum ", quorumNumber)
+
+	noSendTxOpts, err := w.txMgr.GetNoSendTxOpts()
+	if err != nil {
+		return nil, err
+	}
+	tx, err := w.registryCoordinator.SetOperatorSetParams(noSendTxOpts, quorumNumber, operatorSetParams)
+	if err != nil {
+		return nil, err
+	}
+	receipt, err := w.txMgr.Send(ctx, tx, waitForReceipt)
+	if err != nil {
+		return nil, utils.WrapError("failed to send SetSlashableStakeLookahead tx with err", err.Error())
+	}
+	return receipt, nil
+}

From 7f8ad3f271cc8fb80238766f2760793a6887e73a Mon Sep 17 00:00:00 2001
From: maximopalopoli <mpalopoli@fi.uba.ar>
Date: Fri, 7 Feb 2025 12:24:50 -0300
Subject: [PATCH 2/3] Add test case modifying state

---
 chainio/clients/avsregistry/writer_test.go | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/chainio/clients/avsregistry/writer_test.go b/chainio/clients/avsregistry/writer_test.go
index 223dcefe..d1ba0d0a 100644
--- a/chainio/clients/avsregistry/writer_test.go
+++ b/chainio/clients/avsregistry/writer_test.go
@@ -455,3 +455,49 @@ func TestEjectOperator(t *testing.T) {
 	require.NoError(t, err)
 	require.False(t, isRegisterd)
 }
+
+func TestSetOperatorSetParams(t *testing.T) {
+	// Test set up
+	clients, anvilHttpEndpoint := testclients.BuildTestClients(t)
+
+	contractAddrs := testutils.GetContractAddressesFromContractRegistry(anvilHttpEndpoint)
+
+	chainWriter := clients.AvsRegistryChainWriter
+
+	registryCoordinatorAddress := contractAddrs.RegistryCoordinator
+	registryCoordinator, err := regcoord.NewContractRegistryCoordinator(
+		registryCoordinatorAddress,
+		clients.EthHttpClient,
+	)
+	require.NoError(t, err)
+
+	// This parameters are seted to the quorum created on reg coordinator initialization
+	initialParams := regcoord.ISlashingRegistryCoordinatorTypesOperatorSetParam{
+		MaxOperatorCount:        10000,
+		KickBIPsOfOperatorStake: 15000,
+		KickBIPsOfTotalStake:    100,
+	}
+
+	// At the beginning, params are the set on initialization
+	params, err := registryCoordinator.GetOperatorSetParams(&bind.CallOpts{}, 0)
+	require.NoError(t, err)
+	require.Equal(t, params, initialParams)
+
+	newOperatorSetParams := regcoord.ISlashingRegistryCoordinatorTypesOperatorSetParam{
+		MaxOperatorCount: 5,
+	}
+
+	receipt, err := chainWriter.SetOperatorSetParams(
+		context.Background(),
+		0,
+		newOperatorSetParams,
+		true,
+	)
+	require.NoError(t, err)
+	require.Equal(t, receipt.Status, gethtypes.ReceiptStatusSuccessful)
+
+	// After setting operator set params, params are the setted ones
+	params, err = registryCoordinator.GetOperatorSetParams(&bind.CallOpts{}, 0)
+	require.NoError(t, err)
+	require.Equal(t, params, newOperatorSetParams)
+}

From 406294a6476f70b3eadc06a0ee5b98b99ac04986 Mon Sep 17 00:00:00 2001
From: maximopalopoli <mpalopoli@fi.uba.ar>
Date: Fri, 7 Feb 2025 12:40:21 -0300
Subject: [PATCH 3/3] Add fn description

---
 chainio/clients/avsregistry/writer.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/chainio/clients/avsregistry/writer.go b/chainio/clients/avsregistry/writer.go
index 25ffa113..c0bd6e56 100644
--- a/chainio/clients/avsregistry/writer.go
+++ b/chainio/clients/avsregistry/writer.go
@@ -648,6 +648,9 @@ func (w *ChainWriter) EjectOperator(
 	return receipt, nil
 }
 
+// Sets the operator set params for the quorum which id matches the quorum number.
+// Params consists in a new max operator count and operator churn parameters
+// Returns the transaction receipt in case of success.
 func (w *ChainWriter) SetOperatorSetParams(
 	ctx context.Context,
 	quorumNumber uint8,