git.delta.rocks / unique-network / refs/commits / 3bd9a5e8383e

difftreelog

test(nesting) extended test suite

Fahrrader2022-04-08parent: #6f234a4.patch.diff
in: master

4 files changed

modifiedtests/package.jsondiffbeforeafterboth
before · tests/package.json
1{2  "name": "unique-tests",3  "version": "1.0.0",4  "description": "Unique Chain Tests",5  "main": "",6  "devDependencies": {7    "@polkadot/dev": "0.66.17",8    "@polkadot/ts": "0.4.22",9    "@polkadot/typegen": "8.3.1",10    "@types/chai": "^4.3.1",11    "@types/chai-as-promised": "^7.1.5",12    "@types/mocha": "^9.1.1",13    "@types/node": "^17.0.31",14    "@typescript-eslint/eslint-plugin": "^5.22.0",15    "@typescript-eslint/parser": "^5.22.0",16    "chai": "^4.3.6",17    "eslint": "^8.14.0",18    "mocha": "^10.0.0",19    "ts-node": "^10.7.0",20    "typescript": "^4.6.4"21  },22  "mocha": {23    "timeout": 9999999,24    "require": "ts-node/register"25  },26  "scripts": {27    "lint": "eslint --ext .ts,.js src/",28    "fix": "eslint --ext .ts,.js src/ --fix",29    "test": "mocha --timeout 9999999 -r ts-node/register './src/**/*.test.ts'",30    "testEth": "mocha --timeout 9999999 -r ts-node/register './**/eth/**/*.test.ts'",31    "testEthMarketplace": "mocha --timeout 9999999 -r ts-node/register './**/eth/marketplace/**/*.test.ts'",32    "load": "mocha --timeout 9999999 -r ts-node/register './**/*.load.ts'",33    "loadTransfer": "ts-node src/transfer.nload.ts",34    "testCollision": "mocha --timeout 9999999 -r ts-node/register ./src/collision-tests/*.test.ts",35    "testEvent": "mocha --timeout 9999999 -r ts-node/register ./src/check-event/*.test.ts",36    "testAddCollectionAdmin": "mocha --timeout 9999999 -r ts-node/register ./**/addCollectionAdmin.test.ts",37    "testSetSchemaVersion": "mocha --timeout 9999999 -r ts-node/register ./**/setSchemaVersion.test.ts",38    "testSetVariableMetaData": "mocha --timeout 9999999 -r ts-node/register ./**/setVariableMetaData.test.ts",39    "testSetCollectionLimits": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionLimits.test.ts",40    "testSetCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionSponsor.test.ts",41    "testConfirmSponsorship": "mocha --timeout 9999999 -r ts-node/register ./**/confirmSponsorship.test.ts",42    "testRemoveCollectionAdmin": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionAdmin.test.ts",43    "testRemoveCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionSponsor.test.ts",44    "testRemoveFromAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/removeFromAllowList.test.ts",45    "testConnection": "mocha --timeout 9999999 -r ts-node/register ./**/connection.test.ts",46    "testCollection": "mocha --timeout 9999999 -r ts-node/register ./**/createCollection.test.ts",47    "testContracts": "mocha --timeout 9999999 -r ts-node/register ./**/contracts.test.ts",48    "testCreateItem": "mocha --timeout 9999999 -r ts-node/register ./**/createItem.test.ts",49    "testCreateMultipleItems": "mocha --timeout 9999999 -r ts-node/register ./**/createMultipleItems.test.ts",50    "testApprove": "mocha --timeout 9999999 -r ts-node/register ./**/approve.test.ts",51    "testTransferFrom": "mocha --timeout 9999999 -r ts-node/register ./**/transferFrom.test.ts",52    "testCreateCollection": "mocha --timeout 9999999 -r ts-node/register ./**/createCollection.test.ts",53    "testToggleContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/toggleContractAllowList.test.ts",54    "testAddToContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/addToContractAllowList.test.ts",55    "testTransfer": "mocha --timeout 9999999 -r ts-node/register ./**/transfer.test.ts",56    "testBurnItem": "mocha --timeout 9999999 -r ts-node/register ./**/burnItem.test.ts",57    "testSetMintPermission": "mocha --timeout 9999999 -r ts-node/register ./**/setMintPermission.test.ts",58    "testCreditFeesToTreasury": "mocha --timeout 9999999 -r ts-node/register ./**/creditFeesToTreasury.test.ts",59    "testEnableContractSponsoring": "mocha --timeout 9999999 -r ts-node/register ./**/enableContractSponsoring.test.ts",60    "testRemoveFromContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/removeFromContractAllowList.test.ts",61    "testSetContractSponsoringRateLimit": "mocha --timeout 9999999 -r ts-node/register ./**/setContractSponsoringRateLimit.test.ts",62    "testSetOffchainSchema": "mocha --timeout 9999999 -r ts-node/register ./**/setOffchainSchema.test.ts",63    "testOverflow": "mocha --timeout 9999999 -r ts-node/register ./**/overflow.test.ts",64    "testSetVariableMetadataSponsoringRateLimit": "mocha --timeout 9999999 -r ts-node/register ./**/setVariableMetadataSponsoringRateLimit.test.ts",65    "testInflation": "mocha --timeout 9999999 -r ts-node/register ./**/inflation.test.ts",66    "testXcmTransfer": "mocha --timeout 9999999 -r ts-node/register ./**/xcmTransfer.test.ts",67    "testPalletPresence": "mocha --timeout 9999999 -r ts-node/register ./**/pallet-presence.test.ts",68    "testBlockProduction": "mocha --timeout 9999999 -r ts-node/register ./**/block-production.test.ts",69    "testEnableDisableTransfers": "mocha --timeout 9999999 -r ts-node/register ./**/enableDisableTransfer.test.ts",70    "testLimits": "mocha --timeout 9999999 -r ts-node/register ./**/limits.test.ts",71    "polkadot-types-fetch-metadata": "curl -H 'Content-Type: application/json' -d '{\"id\":\"1\", \"jsonrpc\":\"2.0\", \"method\": \"state_getMetadata\", \"params\":[]}' http://localhost:9933 > src/interfaces/metadata.json",72    "polkadot-types-from-defs": "ts-node ./node_modules/.bin/polkadot-types-from-defs --endpoint src/interfaces/metadata.json --input src/interfaces/ --package .",73    "polkadot-types-from-chain": "ts-node ./node_modules/.bin/polkadot-types-from-chain --endpoint src/interfaces/metadata.json --output src/interfaces/ --package .",74    "polkadot-types": "yarn polkadot-types-fetch-metadata && yarn polkadot-types-from-defs && yarn polkadot-types-from-chain"75  },76  "author": "",77  "license": "SEE LICENSE IN ../LICENSE",78  "homepage": "",79  "dependencies": {80    "@polkadot/api": "8.3.1",81    "@polkadot/api-contract": "8.3.1",82    "@polkadot/util-crypto": "^9.1.1",83    "bignumber.js": "^9.0.2",84    "chai-as-promised": "^7.1.1",85    "solc": "^0.8.13",86    "web3": "^1.7.3"87  },88  "standard": {89    "globals": [90      "it",91      "assert",92      "beforeEach",93      "afterEach",94      "describe",95      "contract",96      "artifacts"97    ]98  },99  "resolutions": {100    "simple-get": "^4.0.1"101  }102}
after · tests/package.json
1{2  "name": "unique-tests",3  "version": "1.0.0",4  "description": "Unique Chain Tests",5  "main": "",6  "devDependencies": {7    "@polkadot/dev": "0.66.17",8    "@polkadot/ts": "0.4.22",9    "@polkadot/typegen": "8.3.1",10    "@types/chai": "^4.3.1",11    "@types/chai-as-promised": "^7.1.5",12    "@types/mocha": "^9.1.1",13    "@types/node": "^17.0.31",14    "@typescript-eslint/eslint-plugin": "^5.22.0",15    "@typescript-eslint/parser": "^5.22.0",16    "chai": "^4.3.6",17    "eslint": "^8.14.0",18    "mocha": "^10.0.0",19    "ts-node": "^10.7.0",20    "typescript": "^4.6.4"21  },22  "mocha": {23    "timeout": 9999999,24    "require": "ts-node/register"25  },26  "scripts": {27    "lint": "eslint --ext .ts,.js src/",28    "fix": "eslint --ext .ts,.js src/ --fix",29    "test": "mocha --timeout 9999999 -r ts-node/register './src/**/*.test.ts'",30    "testEth": "mocha --timeout 9999999 -r ts-node/register './**/eth/**/*.test.ts'",31    "testEthMarketplace": "mocha --timeout 9999999 -r ts-node/register './**/eth/marketplace/**/*.test.ts'",32    "load": "mocha --timeout 9999999 -r ts-node/register './**/*.load.ts'",33    "loadTransfer": "ts-node src/transfer.nload.ts",34    "testCollision": "mocha --timeout 9999999 -r ts-node/register ./src/collision-tests/*.test.ts",35    "testEvent": "mocha --timeout 9999999 -r ts-node/register ./src/check-event/*.test.ts",36    "testNesting": "mocha --timeout 9999999 -r ts-node/register ./**/nesting/**.test.ts",37    "testAddCollectionAdmin": "mocha --timeout 9999999 -r ts-node/register ./**/addCollectionAdmin.test.ts",38    "testSetSchemaVersion": "mocha --timeout 9999999 -r ts-node/register ./**/setSchemaVersion.test.ts",39    "testSetVariableMetaData": "mocha --timeout 9999999 -r ts-node/register ./**/setVariableMetaData.test.ts",40    "testSetCollectionLimits": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionLimits.test.ts",41    "testSetCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/setCollectionSponsor.test.ts",42    "testConfirmSponsorship": "mocha --timeout 9999999 -r ts-node/register ./**/confirmSponsorship.test.ts",43    "testRemoveCollectionAdmin": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionAdmin.test.ts",44    "testRemoveCollectionSponsor": "mocha --timeout 9999999 -r ts-node/register ./**/removeCollectionSponsor.test.ts",45    "testRemoveFromAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/removeFromAllowList.test.ts",46    "testConnection": "mocha --timeout 9999999 -r ts-node/register ./**/connection.test.ts",47    "testCollection": "mocha --timeout 9999999 -r ts-node/register ./**/createCollection.test.ts",48    "testContracts": "mocha --timeout 9999999 -r ts-node/register ./**/contracts.test.ts",49    "testCreateItem": "mocha --timeout 9999999 -r ts-node/register ./**/createItem.test.ts",50    "testCreateMultipleItems": "mocha --timeout 9999999 -r ts-node/register ./**/createMultipleItems.test.ts",51    "testApprove": "mocha --timeout 9999999 -r ts-node/register ./**/approve.test.ts",52    "testTransferFrom": "mocha --timeout 9999999 -r ts-node/register ./**/transferFrom.test.ts",53    "testCreateCollection": "mocha --timeout 9999999 -r ts-node/register ./**/createCollection.test.ts",54    "testToggleContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/toggleContractAllowList.test.ts",55    "testAddToContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/addToContractAllowList.test.ts",56    "testTransfer": "mocha --timeout 9999999 -r ts-node/register ./**/transfer.test.ts",57    "testBurnItem": "mocha --timeout 9999999 -r ts-node/register ./**/burnItem.test.ts",58    "testSetMintPermission": "mocha --timeout 9999999 -r ts-node/register ./**/setMintPermission.test.ts",59    "testCreditFeesToTreasury": "mocha --timeout 9999999 -r ts-node/register ./**/creditFeesToTreasury.test.ts",60    "testEnableContractSponsoring": "mocha --timeout 9999999 -r ts-node/register ./**/enableContractSponsoring.test.ts",61    "testRemoveFromContractAllowList": "mocha --timeout 9999999 -r ts-node/register ./**/removeFromContractAllowList.test.ts",62    "testSetContractSponsoringRateLimit": "mocha --timeout 9999999 -r ts-node/register ./**/setContractSponsoringRateLimit.test.ts",63    "testSetOffchainSchema": "mocha --timeout 9999999 -r ts-node/register ./**/setOffchainSchema.test.ts",64    "testOverflow": "mocha --timeout 9999999 -r ts-node/register ./**/overflow.test.ts",65    "testSetVariableMetadataSponsoringRateLimit": "mocha --timeout 9999999 -r ts-node/register ./**/setVariableMetadataSponsoringRateLimit.test.ts",66    "testInflation": "mocha --timeout 9999999 -r ts-node/register ./**/inflation.test.ts",67    "testXcmTransfer": "mocha --timeout 9999999 -r ts-node/register ./**/xcmTransfer.test.ts",68    "testPalletPresence": "mocha --timeout 9999999 -r ts-node/register ./**/pallet-presence.test.ts",69    "testBlockProduction": "mocha --timeout 9999999 -r ts-node/register ./**/block-production.test.ts",70    "testEnableDisableTransfers": "mocha --timeout 9999999 -r ts-node/register ./**/enableDisableTransfer.test.ts",71    "testLimits": "mocha --timeout 9999999 -r ts-node/register ./**/limits.test.ts",72    "polkadot-types-fetch-metadata": "curl -H 'Content-Type: application/json' -d '{\"id\":\"1\", \"jsonrpc\":\"2.0\", \"method\": \"state_getMetadata\", \"params\":[]}' http://localhost:9933 > src/interfaces/metadata.json",73    "polkadot-types-from-defs": "ts-node ./node_modules/.bin/polkadot-types-from-defs --endpoint src/interfaces/metadata.json --input src/interfaces/ --package .",74    "polkadot-types-from-chain": "ts-node ./node_modules/.bin/polkadot-types-from-chain --endpoint src/interfaces/metadata.json --output src/interfaces/ --package .",75    "polkadot-types": "yarn polkadot-types-fetch-metadata && yarn polkadot-types-from-defs && yarn polkadot-types-from-chain"76  },77  "author": "",78  "license": "SEE LICENSE IN ../LICENSE",79  "homepage": "",80  "dependencies": {81    "@polkadot/api": "8.3.1",82    "@polkadot/api-contract": "8.3.1",83    "@polkadot/util-crypto": "^9.1.1",84    "bignumber.js": "^9.0.2",85    "chai-as-promised": "^7.1.1",86    "solc": "^0.8.13",87    "web3": "^1.7.3"88  },89  "standard": {90    "globals": [91      "it",92      "assert",93      "beforeEach",94      "afterEach",95      "describe",96      "contract",97      "artifacts"98    ]99  },100  "resolutions": {101    "simple-get": "^4.0.1"102  }103}
modifiedtests/src/nesting/nest.test.tsdiffbeforeafterboth
--- a/tests/src/nesting/nest.test.ts
+++ b/tests/src/nesting/nest.test.ts
@@ -1,37 +1,510 @@
 import {expect} from 'chai';
 import {tokenIdToAddress} from '../eth/util/helpers';
 import privateKey from '../substrate/privateKey';
-import usingApi from '../substrate/substrate-api';
-import {createCollectionExpectSuccess, createItemExpectSuccess, getTokenOwner, getTopmostTokenOwner, setCollectionLimitsExpectSuccess, transferExpectSuccess, transferFromExpectSuccess} from '../util/helpers';
+import usingApi, {executeTransaction} from '../substrate/substrate-api';
+import {
+  addToAllowListExpectSuccess,
+  createCollectionExpectSuccess,
+  createItemExpectFailure, 
+  createItemExpectSuccess,
+  enableAllowListExpectSuccess,
+  enablePublicMintingExpectSuccess,
+  getTokenOwner, 
+  getTopmostTokenOwner, 
+  setCollectionLimitsExpectSuccess, 
+  transferExpectFailure, 
+  transferExpectSuccess, 
+  transferFromExpectSuccess,
+} from '../util/helpers';
+import {IKeyringPair} from '@polkadot/types/types';
+
+let alice: IKeyringPair;
+let bob: IKeyringPair;
+
+describe('Integration Test: Nesting', () => {
+  before(async () => {
+    alice = privateKey('//Alice');
+    bob = privateKey('//Bob');
+  });
+
+  // ---------- Non-Fungible ----------
 
-describe('nesting', () => {
-  it('allows to nest/unnest token', async () => {
+  // todo refactor names
+  // todo remove excessive bundling, leave it for a single test
+  it('NFT: allows to nest/unnest token if nesting rule is Owner', async () => {
     await usingApi(async api => {
-      const alice = privateKey('//Alice');
-      const bob = privateKey('//Bob');
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+
+      // Create a nested token
+      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: alice.address});
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      
+      // Nest
+      await transferExpectSuccess(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: alice.address});
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+
+      // Move bundle to different user
+      await transferExpectSuccess(collection, targetToken, alice, {Substrate: bob.address});
+      expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: bob.address});
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+
+      // Unnest
+      await transferFromExpectSuccess(collection, newToken, bob, {Ethereum: tokenIdToAddress(collection, targetToken)}, {Substrate: bob.address});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: bob.address});
+    });
+  });
 
+  it('NFT: allows to nest/unnest token if Owner-Restricted', async () => {
+    await usingApi(async api => {
       const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
-      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule:{OwnerRestricted:[collection]}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: {OwnerRestricted:[collection]}});
       const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
 
-      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      // Create a nested token
+      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: alice.address});
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
 
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      
       // Nest
-      await transferExpectSuccess(collection, nestedToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
-  
+      await transferExpectSuccess(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
       expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: alice.address});
       expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
 
       // Move bundle to different user
       await transferExpectSuccess(collection, targetToken, alice, {Substrate: bob.address});
-  
       expect(await getTopmostTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: bob.address});
       expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+      
+      // Unnest
+      await transferFromExpectSuccess(collection, newToken, bob, {Ethereum: tokenIdToAddress(collection, targetToken)}, {Substrate: bob.address});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: bob.address});
+    });
+  });
+
+  // ---------- Fungible ----------
+
+  it('Fungible: allows to nest/unnest token if Owner', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT', {Substrate: alice.address});
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      // Create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.not.be.rejected;
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      // Nest
+      await transferExpectSuccess(collectionFT, newToken, alice, targetAddress, 1, 'Fungible');
+      // Move bundle to different user
+      await transferExpectSuccess(collectionNFT, targetToken, alice, {Substrate: bob.address});
+      // Unnest
+      await transferFromExpectSuccess(collectionFT, newToken, bob, targetAddress, {Substrate: bob.address}, 1, 'Fungible');
+    });
+  });
+
+  it('Fungible: allows to nest/unnest token if Owner-Restricted', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT', {Substrate: alice.address});
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[collectionFT]}});
+
+      // Create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.not.be.rejected;
 
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      // Nest
+      await transferExpectSuccess(collectionFT, newToken, alice, targetAddress, 1, 'Fungible');
+      // Move bundle to different user
+      await transferExpectSuccess(collectionNFT, targetToken, alice, {Substrate: bob.address});
       // Unnest
-      await transferFromExpectSuccess(collection, nestedToken, bob, {Ethereum: tokenIdToAddress(collection, targetToken)}, {Substrate: bob.address});
+      await transferFromExpectSuccess(collectionFT, newToken, bob, targetAddress, {Substrate: bob.address}, 1, 'Fungible');
+    });
+  });
+
+  // ---------- Re-Fungible ----------
+
+  it('ReFungible: allows to nest/unnest token if Owner', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT', {Substrate: alice.address});
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
 
-      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: bob.address});
+      // Create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress, 
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.not.be.rejected;
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      // Nest
+      await transferExpectSuccess(collectionRFT, newToken, alice, targetAddress, 100, 'ReFungible');
+      // Move bundle to different user
+      await transferExpectSuccess(collectionNFT, targetToken, alice, {Substrate: bob.address});
+      // Unnest
+      await transferFromExpectSuccess(collectionRFT, newToken, bob, targetAddress, {Substrate: bob.address}, 100, 'ReFungible');
+    });
+  });
+
+  it('ReFungible: allows to nest/unnest token if Owner-Restricted', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT', {Substrate: alice.address});
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[collectionRFT]}});
+
+      // Create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress,
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.not.be.rejected;
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      // Nest
+      await transferExpectSuccess(collectionRFT, newToken, alice, targetAddress, 100, 'ReFungible');
+      // Move bundle to different user
+      await transferExpectSuccess(collectionNFT, targetToken, alice, {Substrate: bob.address});
+      // Unnest
+      await transferFromExpectSuccess(collectionRFT, newToken, bob, targetAddress, {Substrate: bob.address}, 100, 'ReFungible');
+    });
+  });
+});
+
+describe('Negative Test: Nesting', async() => {
+  before(async () => {
+    alice = privateKey('//Alice');
+    bob = privateKey('//Bob');
+  });
+
+  // ---------- Non-Fungible ----------
+
+  it('NFT: disallows to nest token if nesting is disabled', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Disabled'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+
+      // Try to create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collection, 
+        {Ethereum: tokenIdToAddress(collection, targetToken)}, 
+        {nft: {const_data: [], variable_data: []}} as any,
+      ))).to.be.rejectedWith(/^common\.NestingIsDisabled$/);
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      // Try to nest
+      await transferExpectFailure(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)}); // todo to.be.rejected
+      expect(await getTopmostTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: alice.address});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: alice.address});
+    });
+  });
+
+  it('NFT: disallows to nest token if not Owner', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+
+      await addToAllowListExpectSuccess(alice, collection, bob.address);
+      await enableAllowListExpectSuccess(alice, collection);
+      await enablePublicMintingExpectSuccess(alice, collection);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collection, 'NFT');
+
+      // Try to create a nested token in the wrong collection
+      await createItemExpectFailure(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      await transferExpectFailure(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: alice.address});
+    });
+  });
+
+  it('NFT: disallows to nest token if not Owner (Restricted nesting)', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: {OwnerRestricted:[collection]}});
+
+      await addToAllowListExpectSuccess(alice, collection, bob.address);
+      await enableAllowListExpectSuccess(alice, collection);
+      await enablePublicMintingExpectSuccess(alice, collection);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collection, 'NFT');
+
+      // Try to create a nested token in the wrong collection
+      await createItemExpectFailure(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      await transferExpectFailure(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: alice.address});
+    });
+  });
+
+  it('NFT: disallows to nest token to an unlisted collection', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: {OwnerRestricted:[]}});
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+
+      // Try to create a nested token in the wrong collection
+      await createItemExpectFailure(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      await transferExpectFailure(collection, newToken, alice, {Ethereum: tokenIdToAddress(collection, targetToken)});
+      expect(await getTokenOwner(api, collection, newToken)).to.be.deep.equal({Substrate: alice.address});
+    });
+  });
+
+  // ---------- Fungible ----------
+
+  it('Fungible: disallows to nest token if nesting is disabled', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Disabled'});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      // Try to create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.be.rejectedWith(/^common\.NestingIsDisabled$/);
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      // Try to nest
+      await transferExpectFailure(collectionFT, newToken, alice, targetAddress, 1);
+    });
+  });
+
+  it('Fungible: disallows to nest token if not Owner', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Owner'});
+
+      await addToAllowListExpectSuccess(alice, collectionNFT, bob.address);
+      await enableAllowListExpectSuccess(alice, collectionNFT);
+      await enablePublicMintingExpectSuccess(alice, collectionNFT);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      await transferExpectFailure(collectionFT, newToken, alice, targetAddress, 1);
+    });
+  });
+
+  it('Fungible: disallows to nest token if not Owner (Restricted nesting)', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[collectionNFT]}}); // todo clear redundant restrictions
+
+      await addToAllowListExpectSuccess(alice, collectionNFT, bob.address);
+      await enableAllowListExpectSuccess(alice, collectionNFT);
+      await enablePublicMintingExpectSuccess(alice, collectionNFT);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      await transferExpectFailure(collectionFT, newToken, alice, targetAddress, 1);
+    });
+  });
+
+  it('Fungible: disallows to nest token to an unlisted collection', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[]}});
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionFT = await createCollectionExpectSuccess({mode: {type: 'Fungible', decimalPoints: 0}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionFT, 
+        targetAddress, 
+        {Fungible: {Value: 10}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionFT, 'Fungible');
+      await transferExpectFailure(collectionFT, newToken, alice, targetAddress, 1);
+    });
+  });
+
+  // ---------- Re-Fungible ----------
+
+  it('ReFungible: disallows to nest token if nesting is disabled', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Disabled'});
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+
+      // Create a nested token
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress, 
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.be.rejectedWith(/^common\.NestingIsDisabled$/);
+
+      // Create a token to be nested
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      // Try to nest
+      await transferExpectFailure(collectionRFT, newToken, alice, targetAddress, 100);
+    });
+  });
+
+  it('ReFungible: disallows to nest token if not Owner', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: 'Owner'});
+
+      await addToAllowListExpectSuccess(alice, collectionNFT, bob.address);
+      await enableAllowListExpectSuccess(alice, collectionNFT);
+      await enablePublicMintingExpectSuccess(alice, collectionNFT);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress, 
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      await transferExpectFailure(collectionRFT, newToken, alice, targetAddress, 100);
+    });
+  });
+
+  it('ReFungible: disallows to nest token if not Owner (Restricted nesting)', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[collectionNFT]}});
+
+      await addToAllowListExpectSuccess(alice, collectionNFT, bob.address);
+      await enableAllowListExpectSuccess(alice, collectionNFT);
+      await enablePublicMintingExpectSuccess(alice, collectionNFT);
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(bob, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress, 
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      await transferExpectFailure(collectionRFT, newToken, alice, targetAddress, 100);
+    });
+  });
+
+  it('ReFungible: disallows to nest token to an unlisted collection', async () => {
+    await usingApi(async api => {
+      const collectionNFT = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collectionNFT, {nestingRule: {OwnerRestricted:[]}});
+
+      // Create a token to attempt to be nested into
+      const targetToken = await createItemExpectSuccess(alice, collectionNFT, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collectionNFT, targetToken)};
+
+      const collectionRFT = await createCollectionExpectSuccess({mode: {type: 'ReFungible'}});
+
+      // Try to create a nested token in the wrong collection
+      await expect(executeTransaction(api, alice, api.tx.unique.createItem(
+        collectionRFT, 
+        targetAddress, 
+        {ReFungible: {const_data: [], variable_data: [], pieces: 100}},
+      ))).to.be.rejected;
+
+      // Try to create and nest a token in the wrong collection
+      const newToken = await createItemExpectSuccess(alice, collectionRFT, 'ReFungible');
+      await transferExpectFailure(collectionRFT, newToken, alice, targetAddress, 100);
     });
   });
 });
addedtests/src/nesting/unnest.test.tsdiffbeforeafterboth
--- /dev/null
+++ b/tests/src/nesting/unnest.test.ts
@@ -0,0 +1,130 @@
+import {expect} from 'chai';
+import {tokenIdToAddress} from '../eth/util/helpers';
+import privateKey from '../substrate/privateKey';
+import usingApi, {executeTransaction} from '../substrate/substrate-api';
+import {
+  createCollectionExpectSuccess,
+  createItemExpectFailure, 
+  createItemExpectSuccess,
+  getTokenOwner, 
+  getTopmostTokenOwner, 
+  normalizeAccountId, 
+  setCollectionLimitsExpectSuccess, 
+  transferExpectFailure, 
+  transferExpectSuccess, 
+} from '../util/helpers';
+import {IKeyringPair} from '@polkadot/types/types';
+
+let alice: IKeyringPair;
+let bob: IKeyringPair;
+
+describe('Integration Test: Unnesting', () => {
+  before(async () => {
+    alice = privateKey('//Alice');
+    bob = privateKey('//Bob');
+  });
+
+  it('Allows the owner to successfully unnest a token', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collection, targetToken)};
+
+      // Create a nested token
+      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT', targetAddress);
+
+      // Unnest
+      await expect(executeTransaction(
+        api, 
+        alice, 
+        api.tx.unique.transferFrom(normalizeAccountId(targetAddress), normalizeAccountId(alice), collection, nestedToken, 1),
+      )).to.not.be.rejected;
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Substrate: alice.address});
+
+      // Nest and burn
+      await transferExpectSuccess(collection, nestedToken, alice, targetAddress);
+      await expect(executeTransaction(
+        api, 
+        alice, 
+        api.tx.unique.burnFrom(collection, normalizeAccountId(alice.address), nestedToken, 1),
+      )).to.not.be.rejected;
+      await expect(getTokenOwner(api, collection, nestedToken)).to.be.rejected; // 'owner == null'
+    });
+  });
+
+  // todo refungible-fungible test just in case
+});
+
+describe('Negative Test: Unnesting', () => {
+  before(async () => {
+    alice = privateKey('//Alice');
+    bob = privateKey('//Bob');
+  });
+  
+  it('Disallows a non-owner to unnest/burn a token', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+      const targetAddress = {Ethereum: tokenIdToAddress(collection, targetToken)};
+
+      // Create a nested token
+      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT', targetAddress);
+
+      // Try to unnest
+      await expect(executeTransaction(
+        api, 
+        bob, 
+        api.tx.unique.transferFrom(normalizeAccountId(targetAddress), normalizeAccountId(bob), collection, nestedToken, 1),
+      )).to.be.rejectedWith(/^common\.ApprovedValueTooLow$/);
+      //await transferFromExpectSuccess(collection, nestedToken, bob, targetAddress, {Substrate: bob.address});
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+
+      // Try to burn
+      await expect(executeTransaction(
+        api, 
+        bob, 
+        api.tx.unique.burnFrom(collection, normalizeAccountId(bob.address), nestedToken, 1),
+      )).to.not.be.rejectedWith(/^common\.ApprovedValueTooLow$/);
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+    });
+  });
+  
+  it('Disallows excessive token nesting', async () => {
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+
+      // Create a nested token matryoshka
+      const nestedToken1 = await createItemExpectSuccess(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+      const nestedToken2 = await createItemExpectSuccess(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, nestedToken1)});
+      // The nesting depth is limited by 2
+      await createItemExpectFailure(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, nestedToken2)});
+
+      expect(await getTopmostTokenOwner(api, collection, nestedToken2)).to.be.deep.equal({Substrate: alice.address});
+    });
+  });
+
+  // todo another test for creating excessive depth matryoshka with Ethereum, move this one to nest ^
+  
+  // Recursive nesting
+  it('Prevents Ouroboros-nested operations', async () => { 
+    await usingApi(async api => {
+      const collection = await createCollectionExpectSuccess({mode: {type: 'NFT'}});
+      await setCollectionLimitsExpectSuccess(alice, collection, {nestingRule: 'Owner'});
+      const targetToken = await createItemExpectSuccess(alice, collection, 'NFT');
+
+      // Create a nested token ouroboros
+      const nestedToken = await createItemExpectSuccess(alice, collection, 'NFT', {Ethereum: tokenIdToAddress(collection, targetToken)});
+      await transferExpectSuccess(collection, targetToken, alice, {Ethereum: tokenIdToAddress(collection, nestedToken)});
+
+      expect(await getTokenOwner(api, collection, nestedToken)).to.be.deep.equal({Ethereum: tokenIdToAddress(collection, targetToken).toLowerCase()});
+
+      // Make sure the ouroboros is detected
+      await expect(getTopmostTokenOwner(api, collection, nestedToken)).to.be.rejected; // With(/^common\.DepthLimit$/);
+      // todo transferFrom, must exit with Ouroboros error
+    });
+  });
+});
\ No newline at end of file
modifiedtests/src/util/helpers.tsdiffbeforeafterboth
--- a/tests/src/util/helpers.ts
+++ b/tests/src/util/helpers.ts
@@ -943,11 +943,11 @@
   collectionId: number,
   tokenId: number,
   sender: IKeyringPair,
-  recipient: IKeyringPair,
+  recipient: IKeyringPair | CrossAccountId,
   value: number | bigint = 1,
 ) {
   await usingApi(async (api: ApiPromise) => {
-    const transferTx = api.tx.unique.transfer(normalizeAccountId(recipient.address), collectionId, tokenId, value);
+    const transferTx = api.tx.unique.transfer(normalizeAccountId(recipient), collectionId, tokenId, value);
     const events = await expect(submitTransactionExpectFailAsync(sender, transferTx)).to.be.rejected;
     const result = getGenericResult(events);
     // if (events && Array.isArray(events)) {
@@ -1090,7 +1090,7 @@
   return newItemId;
 }
 
-export async function createItemExpectFailure(sender: IKeyringPair, collectionId: number, createMode: string, owner: string = sender.address) {
+export async function createItemExpectFailure(sender: IKeyringPair, collectionId: number, createMode: string, owner: CrossAccountId | string = sender.address) {
   await usingApi(async (api) => {
     const tx = api.tx.unique.createItem(collectionId, normalizeAccountId(owner), createMode);