78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
"use strict";
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const test = require("node:test");
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const assert = require("node:assert/strict");
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const { WalletStore } = require("../src/lib/wallet");
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const { AudioAccessStore } = require("../src/lib/access");
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const audio = {
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id: "a1",
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ownerUserId: "owner-1",
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creditsCharged: 3,
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};
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test("owner can access without payment", () => {
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const access = new AudioAccessStore();
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const result = access.canAccess({ audio, userId: "owner-1" });
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assert.equal(result.allowed, true);
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assert.equal(result.reason, "owner");
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});
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test("non-owner requires payment", () => {
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const access = new AudioAccessStore();
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const result = access.canAccess({ audio, userId: "u2" });
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assert.equal(result.allowed, false);
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assert.equal(result.reason, "payment_required");
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assert.equal(result.creditsRequired, 3);
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});
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test("unlock debits same credits and creates permanent grant", () => {
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const access = new AudioAccessStore();
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const wallet = new WalletStore();
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wallet.applyTransaction({
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userId: "u2",
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type: "credit",
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amount: 10,
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reason: "topup",
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idempotencyKey: "credit-u2",
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});
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const unlocked = access.unlockWithCredits({ audio, userId: "u2", wallet });
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assert.equal(unlocked.unlocked, true);
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assert.equal(unlocked.charged, 3);
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assert.equal(wallet.getBalance("u2"), 7);
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const canAccess = access.canAccess({ audio, userId: "u2" });
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assert.equal(canAccess.allowed, true);
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assert.equal(canAccess.reason, "grant");
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});
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test("second unlock call is idempotent and does not double charge", () => {
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const access = new AudioAccessStore();
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const wallet = new WalletStore();
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wallet.applyTransaction({
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userId: "u2",
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type: "credit",
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amount: 10,
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reason: "topup",
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idempotencyKey: "credit-u2-2",
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});
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access.unlockWithCredits({ audio, userId: "u2", wallet });
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access.unlockWithCredits({ audio, userId: "u2", wallet });
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assert.equal(wallet.getBalance("u2"), 7);
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});
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test("restores grant state from snapshot", () => {
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const access = new AudioAccessStore();
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access.grantAccess("a1", "u2");
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const restored = new AudioAccessStore(access.exportState());
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const canAccess = restored.canAccess({ audio, userId: "u2" });
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assert.equal(canAccess.allowed, true);
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assert.equal(canAccess.reason, "grant");
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});
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