Add token controller mint unit tests

test/unit/TokenController/index.js

@@ -22,4 +22,5 @@ describe('TokenController', function () {
   require('./withdrawNXMStakeAndRewards');
   require('./changeOperator');
   require('./operatorTransfer');
+  require('./mint');
 });

test/unit/TokenController/mint.js

@@ -0,0 +1,29 @@
+const { expect } = require('chai');
+const { parseEther } = require('ethers/lib/utils');
+
+describe('mint', function () {
+  it('reverts if caller is not an internal contract', async function () {
+    const { tokenController } = this.contracts;
+    const [member1] = this.accounts.members;
+
+    const amount = parseEther('10');
+    await expect(tokenController.connect(member1).mint(member1.address, amount)).to.be.revertedWith(
+      'Caller is not an internal contract',
+    );
+  });
+
+  it('mint nxm to member', async function () {
+    const { tokenController, nxm } = this.contracts;
+    const [internalContract] = this.accounts.internalContracts;
+    const [member1] = this.accounts.members;
+
+    const initialBalanceMember1 = await nxm.balanceOf(member1.address);
+
+    const amount = parseEther('10');
+    await tokenController.connect(internalContract).mint(member1.address, amount);
+
+    const balanceMember1 = await nxm.balanceOf(member1.address);
+
+    expect(balanceMember1).to.equal(initialBalanceMember1.add(amount));
+  });
+});