support update token uri

contracts/FeralFileAirdropV1.sol

@@ -55,6 +55,12 @@ contract FeralFileAirdropV1 is ERC1155, Authorizable {
         _ended = true;
     }
 
+    /// @notice set contract URI
+    /// @param uri_ contract URI
+    function setURI(string memory uri_) external onlyOwner {
+        _setURI(uri_);
+    }
+
     /// @notice Mint tokens to the contract
     /// @param tokenID_ token ID
     /// @param amount_ amount of tokens to mint

test/feralfile_airdrop_v1.js

@@ -16,7 +16,7 @@ contract("FeralFileAirdropV1", async (accounts) => {
         // To isolate the test cases, we create multiple pairs of contracts
         // for each token type. The index of the contract pair will be used
         // as index of test cases.
-        for (let i = 0; i < 7; i++) {
+        for (let i = 0; i < 8; i++) {
             let burnable = i == 6 ? false : true;
             let bridgeable = true;
             let fungibleContract = await FeralFileAirdropV1.new(
@@ -356,4 +356,26 @@ contract("FeralFileAirdropV1", async (accounts) => {
             }
         }
     });
+
+    it("test set uri", async () => {
+        let contracts = this.contracts[7];
+        for (let i = 0; i < contracts.length; i++) {
+            let contract = contracts[i];
+            let tokenURI =
+                "https://ipfs.bitmark.com/ipfs/QmNVdQSp1AvZonLwHzTbbZDPLgbpty15RMQrbPEWd4ooTV/{id}";
+
+            // test unauthorized call
+            try {
+                await contract.setURI(tokenURI, {
+                    from: accounts[2],
+                });
+            } catch (e) {
+                assert.equal(e.reason, "Ownable: caller is not the owner");
+            }
+
+            // test set uri successfully
+            await contract.setURI(tokenURI, { from: this.owner });
+            assert.equal(await contract.uri(TOKEN_ID), tokenURI);
+        }
+    });
 });