test: show that smartWallet fails if zoe upgrades. due to #8445

Agoric · Oct 26, 2023 · 91b4e31 · 91b4e31
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diff --git a/packages/boot/test/bootstrapTests/test-walletSurvivesZoeRestart.ts b/packages/boot/test/bootstrapTests/test-walletSurvivesZoeRestart.ts
@@ -0,0 +1,337 @@
+/** @file Bootstrap test of liquidation across multiple collaterals */
+import { test as anyTest } from '@agoric/zoe/tools/prepare-test-env-ava.js';
+
+import { NonNullish } from '@agoric/assert';
+import process from 'process';
+import type { ExecutionContext, TestFn } from 'ava';
+import type { ScheduleNotification } from '@agoric/inter-protocol/src/auction/scheduler.js';
+import { BridgeHandler } from '@agoric/vats';
+import {
+  LiquidationTestContext,
+  likePayouts,
+  makeLiquidationTestContext,
+  scale6,
+  LiquidationSetup,
+} from './liquidation.ts';
+
+const test = anyTest as TestFn<LiquidationTestContext>;
+
+//#region Product spec
+const setup: LiquidationSetup = {
+  vaults: [
+    {
+      atom: 15,
+      ist: 100,
+      debt: 100.5,
+    },
+    {
+      atom: 15,
+      ist: 103,
+      debt: 103.515,
+    },
+    {
+      atom: 15,
+      ist: 105,
+      debt: 105.525,
+    },
+  ],
+  bids: [
+    {
+      give: '80IST',
+      discount: 0.1,
+    },
+    {
+      give: '90IST',
+      price: 9.0,
+    },
+    {
+      give: '150IST',
+      discount: 0.15,
+    },
+  ],
+  price: {
+    starting: 12.34,
+    trigger: 9.99,
+  },
+  auction: {
+    start: {
+      collateral: 45,
+      debt: 309.54,
+    },
+    end: {
+      collateral: 9.659301,
+      debt: 0,
+    },
+  },
+};
+
+const outcome = {
+  bids: [
+    {
+      payouts: {
+        Bid: 0,
+        Collateral: 8.897786,
+      },
+    },
+    {
+      payouts: {
+        Bid: 0,
+        Collateral: 10.01001,
+      },
+    },
+    {
+      payouts: {
+        Bid: 10.46,
+        Collateral: 16.432903,
+      },
+    },
+  ],
+  reserve: {
+    allocations: {
+      ATOM: 0.309852,
+      STARS: 0.309852,
+    },
+    shortfall: 0,
+  },
+  vaultsSpec: [
+    {
+      locked: 3.373,
+    },
+    {
+      locked: 3.024,
+    },
+    {
+      locked: 2.792,
+    },
+  ],
+  // TODO match spec https://github.com/Agoric/agoric-sdk/issues/7837
+  vaultsActual: [
+    {
+      locked: 3.525747,
+    },
+    {
+      locked: 3.181519,
+    },
+    {
+      locked: 2.642185,
+    },
+  ],
+} as const;
+//#endregion
+
+test.before(async t => {
+  t.context = await makeLiquidationTestContext(t);
+});
+test.after.always(t => {
+  return t.context.shutdown && t.context.shutdown();
+});
+
+// Reference: Flow 1 from https://github.com/Agoric/agoric-sdk/issues/7123
+const checkFlow1 = async (
+  t: ExecutionContext<LiquidationTestContext>,
+  {
+    collateralBrandKey,
+    managerIndex,
+  }: { collateralBrandKey: string; managerIndex: number },
+  _expected: any,
+) => {
+  // fail if there are any unhandled rejections
+  process.on('unhandledRejection', (error: Error) => {
+    t.fail(error.message);
+  });
+
+  const {
+    advanceTimeBy,
+    advanceTimeTo,
+    check,
+    priceFeedDrivers,
+    readLatest,
+    walletFactoryDriver,
+    setupVaults,
+    placeBids,
+    controller,
+    buildProposal,
+  } = t.context;
+  const { EV } = t.context.runUtils;
+
+  const buildAndExecuteProposal = async packageSpec => {
+    const proposal = await buildProposal(packageSpec);
+
+    for await (const bundle of proposal.bundles) {
+      await controller.validateAndInstallBundle(bundle);
+    }
+
+    const bridgeMessage = {
+      type: 'CORE_EVAL',
+      evals: proposal.evals,
+    };
+
+    const coreEvalBridgeHandler: ERef<BridgeHandler> = await EV.vat(
+      'bootstrap',
+    ).consumeItem('coreEvalBridgeHandler');
+    await EV(coreEvalBridgeHandler).fromBridge(bridgeMessage);
+  };
+
+  const metricsPath = `published.vaultFactory.managers.manager${managerIndex}.metrics`;
+
+  await setupVaults(collateralBrandKey, managerIndex, setup);
+
+  const buyer = await walletFactoryDriver.provideSmartWallet('agoric1buyer');
+  await placeBids(collateralBrandKey, 'agoric1buyer', setup);
+
+  {
+    // ---------------
+    //  Change price to trigger liquidation
+    // ---------------
+
+    await priceFeedDrivers[collateralBrandKey].setPrice(9.99);
+
+    // check nothing liquidating yet
+    const liveSchedule: ScheduleNotification = readLatest(
+      'published.auction.schedule',
+    );
+    t.is(liveSchedule.activeStartTime, null);
+    t.like(readLatest(metricsPath), {
+      numActiveVaults: setup.vaults.length,
+      numLiquidatingVaults: 0,
+    });
+
+    // advance time to start an auction
+    console.log(collateralBrandKey, 'step 1 of 10');
+    await advanceTimeTo(NonNullish(liveSchedule.nextDescendingStepTime));
+    t.like(readLatest(metricsPath), {
+      numActiveVaults: 0,
+      numLiquidatingVaults: setup.vaults.length,
+      liquidatingCollateral: {
+        value: scale6(setup.auction.start.collateral),
+      },
+      liquidatingDebt: { value: scale6(setup.auction.start.debt) },
+      lockedQuote: null,
+    });
+
+    console.log(collateralBrandKey, 'step 2 of 10');
+    await advanceTimeBy(3, 'minutes');
+    t.like(readLatest(`published.auction.book${managerIndex}`), {
+      collateralAvailable: { value: scale6(setup.auction.start.collateral) },
+      startCollateral: { value: scale6(setup.auction.start.collateral) },
+      startProceedsGoal: { value: scale6(setup.auction.start.debt) },
+    });
+
+    console.log(collateralBrandKey, 'step 3 of 10');
+    await advanceTimeBy(3, 'minutes');
+
+    console.log(collateralBrandKey, 'step 4 of 10');
+    await advanceTimeBy(3, 'minutes');
+    // XXX updates for bid1 and bid2 are appended in the same turn so readLatest gives bid2
+    // NB: console output shows 8897786n payout which matches spec 8.897ATOM
+    // t.like(readLatest('published.wallet.agoric1buyer'), {
+    //   status: {
+    //     id: `${collateralBrandKey}-bid1`,
+    //     payouts: {
+    //       Bid: { value: 0n },
+    //       Collateral: { value: scale6(outcome.bids[0].payouts.Collateral) },
+    //     },
+    //   },
+    // });
+
+    t.like(readLatest('published.wallet.agoric1buyer'), {
+      status: {
+        id: `${collateralBrandKey}-bid2`,
+        payouts: likePayouts(outcome.bids[1].payouts),
+      },
+    });
+
+    console.log(collateralBrandKey, 'step 5 of 10');
+    await advanceTimeBy(3, 'minutes');
+
+    console.log(collateralBrandKey, 'step 6 of 10');
+    await advanceTimeBy(3, 'minutes');
+    t.like(readLatest(`published.auction.book${managerIndex}`), {
+      collateralAvailable: { value: 9659301n },
+    });
+
+    console.log(collateralBrandKey, 'step 7 of 10');
+    await advanceTimeBy(3, 'minutes');
+
+    console.log(collateralBrandKey, 'step 8 of 10');
+    await advanceTimeBy(3, 'minutes');
+
+    console.log(collateralBrandKey, 'step 9 of 10');
+    await advanceTimeBy(3, 'minutes');
+    // Not part of product spec
+    t.like(readLatest(metricsPath), {
+      numActiveVaults: 0,
+      numLiquidationsCompleted: setup.vaults.length,
+      numLiquidatingVaults: 0,
+      retainedCollateral: { value: 0n },
+      totalCollateral: { value: 0n },
+      totalCollateralSold: { value: 35340699n },
+      totalDebt: { value: 0n },
+      totalOverageReceived: { value: 0n },
+      totalProceedsReceived: { value: 309540000n },
+      totalShortfallReceived: { value: 0n },
+    });
+
+    console.log(collateralBrandKey, 'step 10 of 10');
+    // continuing after now would start a new auction
+    {
+      const { nextDescendingStepTime, nextStartTime } = readLatest(
+        'published.auction.schedule',
+      ) as Record<string, import('@agoric/time/src/types.js').TimestampRecord>;
+      t.is(nextDescendingStepTime.absValue, nextStartTime.absValue);
+    }
+
+    // bid3 still live because it's not fully satisfied
+    const { liveOffers } = readLatest('published.wallet.agoric1buyer.current');
+    t.is(liveOffers[0][1].id, `${collateralBrandKey}-bid3`);
+
+    // restart Zoe
+    // /////// Upgrading ////////////////////////////////
+    const zoeUpgradeSpec = {
+      package: 'builders',
+      packageScriptName: 'build:null-upgrade-zoe-proposal',
+    };
+    await buildAndExecuteProposal(zoeUpgradeSpec);
+
+    await buyer.tryExitOffer(`${collateralBrandKey}-bid3`);
+    t.like(readLatest('published.wallet.agoric1buyer'), {
+      status: {
+        id: `${collateralBrandKey}-bid3`,
+        payouts: likePayouts(outcome.bids[2].payouts),
+      },
+    });
+
+    // TODO express spec up top in a way it can be passed in here
+    //   check.vaultNotification(managerIndex, 0, {
+    //     debt: undefined,
+    //     vaultState: 'liquidated',
+    //     locked: {
+    //       value: scale6(outcome.vaultsActual[0].locked),
+    //     },
+    //   });
+    //   check.vaultNotification(managerIndex, 1, {
+    //     debt: undefined,
+    //     vaultState: 'liquidated',
+    //     locked: {
+    //       value: scale6(outcome.vaultsActual[1].locked),
+    //     },
+    // });
+  }
+
+  // // check reserve balances
+  // t.like(readLatest('published.reserve.metrics'), {
+  //   allocations: {
+  //     [collateralBrandKey]: {
+  //       value: scale6(outcome.reserve.allocations[collateralBrandKey]),
+  //     },
+  //   },
+  //   shortfallBalance: { value: scale6(outcome.reserve.shortfall) },
+  // });
+};
+
+test.serial.failing(
+  'wallet survives zoe null upgrade',
+  checkFlow1,
+  { collateralBrandKey: 'ATOM', managerIndex: 0 },
+  {},
+);
diff --git a/packages/builders/package.json b/packages/builders/package.json
@@ -10,6 +10,7 @@
     "build:add-STARS-proposal": "agoric run scripts/inter-protocol/add-STARS.js",
     "build:restart-vats-proposal": "agoric run scripts/vats/restart-vats.js",
     "build:zcf-proposal": "agoric run scripts/vats/replace-zoe.js",
+    "build:null-upgrade-zoe-proposal": "agoric run scripts/vats/replace-zoe.js",
     "prepack": "tsc --build tsconfig.build.json",
     "postpack": "git clean -f '*.d.ts*'",
     "test": "ava",

diff --git a/packages/builders/scripts/vats/upgrade-zoe.js b/packages/builders/scripts/vats/upgrade-zoe.js
@@ -0,0 +1,18 @@
+import { makeHelpers } from '@agoric/deploy-script-support';
+
+/** @type {import('@agoric/deploy-script-support/src/externalTypes.js').ProposalBuilder} */
+export const defaultProposalBuilder = async ({ publishRef, install }) =>
+  harden({
+    sourceSpec: '@agoric/vats/src/proposals/null-upgrade-zoe-proposal.js',
+    getManifestCall: [
+      'getManifestForUpgradingZoe',
+      {
+        zoeRef: publishRef(install('@agoric/vats/src/vat-zoe.js')),
+      },
+    ],
+  });
+
+export default async (homeP, endowments) => {
+  const { writeCoreProposal } = await makeHelpers(homeP, endowments);
+  await writeCoreProposal('null-upgrade-zoe', defaultProposalBuilder);
+};