From 4de4963ecc125e4cffaab1dce00937983e78c157 Mon Sep 17 00:00:00 2001
From: Raul <raul.mf86@gmail.com>
Date: Fri, 14 Jun 2024 01:54:14 -0300
Subject: [PATCH] check licensor IP is registered

---
 contracts/lib/Errors.sol                      |  3 +++
 .../modules/licensing/LicensingModule.sol     |  4 +++-
 .../modules/licensing/LicensingModule.t.sol   | 19 +++++++++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/contracts/lib/Errors.sol b/contracts/lib/Errors.sol
index b3ad06b93..14c62f162 100644
--- a/contracts/lib/Errors.sol
+++ b/contracts/lib/Errors.sol
@@ -196,6 +196,9 @@ library Errors {
     /// @notice Mint amount is zero.
     error LicensingModule__MintAmountZero();
 
+    /// @notice minting a license for non-registered IP.
+    error LicensingModule__LicensorIpNotRegistered();
+
     /// @notice IP is dispute tagged.
     error LicensingModule__DisputedIpId();
 
diff --git a/contracts/modules/licensing/LicensingModule.sol b/contracts/modules/licensing/LicensingModule.sol
index bb5000fad..e7d5b882a 100644
--- a/contracts/modules/licensing/LicensingModule.sol
+++ b/contracts/modules/licensing/LicensingModule.sol
@@ -163,7 +163,9 @@ contract LicensingModule is
         if (receiver == address(0)) {
             revert Errors.LicensingModule__ReceiverZeroAddress();
         }
-
+        if (!IP_ACCOUNT_REGISTRY.isIpAccount(licensorIpId)) {
+            revert Errors.LicensingModule__LicensorIpNotRegistered();
+        }
         _verifyIpNotDisputed(licensorIpId);
         Licensing.LicensingConfig memory lsc = LICENSE_REGISTRY.verifyMintLicenseToken(
             licensorIpId,
diff --git a/test/foundry/modules/licensing/LicensingModule.t.sol b/test/foundry/modules/licensing/LicensingModule.t.sol
index b68792bde..a86e31849 100644
--- a/test/foundry/modules/licensing/LicensingModule.t.sol
+++ b/test/foundry/modules/licensing/LicensingModule.t.sol
@@ -457,6 +457,25 @@ contract LicensingModuleTest is BaseTest {
         assertEq(licenseToken.balanceOf(ipOwner2), 1);
     }
 
+    function test_LicensingModule_mintLicenseTokens_revert_licensorIpNotRegistered() public {
+        uint256 termsId = pilTemplate.registerLicenseTerms(PILFlavors.defaultValuesLicenseTerms());
+        vm.prank(ipOwner1);
+        licensingModule.attachLicenseTerms(ipId1, address(pilTemplate), termsId);
+
+        vm.expectRevert(
+            abi.encodeWithSelector(Errors.LicensingModule__LicensorIpNotRegistered.selector)
+        );
+        uint256 lcTokenId = licensingModule.mintLicenseTokens({
+            licensorIpId: address(0x123),
+            licenseTemplate: address(pilTemplate),
+            licenseTermsId: termsId,
+            amount: 1,
+            receiver: address(0x777),
+            royaltyContext: ""
+        });
+    }
+
+
     function test_LicensingModule_mintLicenseTokens_revert_invalidInputs() public {
         uint256 termsId = pilTemplate.registerLicenseTerms(PILFlavors.defaultValuesLicenseTerms());
         vm.prank(ipOwner1);