Update test names and js style

test/Heritable.test.js

@@ -0,0 +1,110 @@
+import increaseTime from './helpers/increaseTime';
+import expectThrow from './helpers/expectThrow';
+
+const NULL_ADDRESS = '0x0000000000000000000000000000000000000000';
+
+const Heritable = artifacts.require('../contracts/ownership/Heritable.sol');
+
+contract('Heritable', function (accounts) {
+  let heritable;
+  let owner;
+
+  beforeEach(async function () {
+    heritable = await Heritable.new(4141);
+    owner = await heritable.owner();
+  });
+
+  it('should start off with an owner, but without heir', async function () {
+    const heir = await heritable.heir();
+
+    assert.equal(typeof (owner), 'string');
+    assert.equal(typeof (heir), 'string');
+    assert.notStrictEqual(
+      owner, NULL_ADDRESS,
+      'Owner shouldn\'t be the null address'
+    );
+    assert.isTrue(
+      heir === NULL_ADDRESS,
+      'Heir should be the null address'
+    );
+  });
+
+  it('only owner should set heir', async function () {
+    const newHeir = accounts[1];
+    const someRandomAddress = accounts[2];
+    assert.isTrue(owner !== someRandomAddress);
+
+    await heritable.setHeir(newHeir, { from: owner });
+    await expectThrow(heritable.setHeir(newHeir, { from: someRandomAddress }));
+  });
+
+  it('owner can remove heir', async function () {
+    const newHeir = accounts[1];
+    await heritable.setHeir(newHeir, { from: owner });
+    let heir = await heritable.heir();
+
+    assert.notStrictEqual(heir, NULL_ADDRESS);
+    await heritable.removeHeir();
+    heir = await heritable.heir();
+    assert.isTrue(heir === NULL_ADDRESS);
+  });
+
+  it('heir can claim ownership only if owner is dead and timeout was reached', async function () {
+    const heir = accounts[1];
+    await heritable.setHeir(heir, { from: owner });
+    await expectThrow(heritable.claimHeirOwnership({ from: heir }));
+
+    await heritable.proclaimDeath({ from: heir });
+    await increaseTime(1);
+    await expectThrow(heritable.claimHeirOwnership({ from: heir }));
+
+    await increaseTime(4141);
+    await heritable.claimHeirOwnership({ from: heir });
+    assert.isTrue(await heritable.heir() === heir);
+  });
+
+  it('heir can\'t claim ownership if owner heartbeats', async function () {
+    const heir = accounts[1];
+    await heritable.setHeir(heir, { from: owner });
+
+    await heritable.proclaimDeath({ from: heir });
+    await heritable.heartbeat({ from: owner });
+    await expectThrow(heritable.claimHeirOwnership({ from: heir }));
+
+    await heritable.proclaimDeath({ from: heir });
+    await increaseTime(4141);
+    await heritable.heartbeat({ from: owner });
+    await expectThrow(heritable.claimHeirOwnership({ from: heir }));
+  });
+
+  it('should log events appropriately', async function () {
+    const heir = accounts[1];
+
+    const setHeirLogs = (await heritable.setHeir(heir, { from: owner })).logs;
+    const setHeirEvent = setHeirLogs.find(e => e.event === 'HeirChanged');
+
+    assert.isTrue(setHeirEvent.args.owner === owner);
+    assert.isTrue(setHeirEvent.args.newHeir === heir);
+
+    const heartbeatLogs = (await heritable.heartbeat({ from: owner })).logs;
+    const heartbeatEvent = heartbeatLogs.find(e => e.event === 'OwnerHeartbeated');
+
+    assert.isTrue(heartbeatEvent.args.owner === owner);
+
+    const proclaimDeathLogs = (await heritable.proclaimDeath({ from: heir })).logs;
+    const ownerDeadEvent = proclaimDeathLogs.find(e => e.event === 'OwnerProclaimedDead');
+
+    assert.isTrue(ownerDeadEvent.args.owner === owner);
+    assert.isTrue(ownerDeadEvent.args.heir === heir);
+
+    await increaseTime(4141);
+    const claimHeirOwnershipLogs = (await heritable.claimHeirOwnership({ from: heir })).logs;
+    const ownershipTransferredEvent = claimHeirOwnershipLogs.find(e => e.event === 'OwnershipTransferred');
+    const heirOwnershipClaimedEvent = claimHeirOwnershipLogs.find(e => e.event === 'HeirOwnershipClaimed');
+
+    assert.isTrue(ownershipTransferredEvent.args.previousOwner === owner);
+    assert.isTrue(ownershipTransferredEvent.args.newOwner === heir);
+    assert.isTrue(heirOwnershipClaimedEvent.args.previousOwner === owner);
+    assert.isTrue(heirOwnershipClaimedEvent.args.newOwner === heir);
+  });
+});