test(e2e): mock Polymarket endpoints to remove from allowlist (MMQA-1800)

tests/api-mocking/mock-e2e-allowlist.ts

@@ -6,8 +6,6 @@ export const ALLOWLISTED_HOSTS = [
   '127.0.0.1',
   'localhost',
   '10.0.2.2', // Android emulator host
-  'gamma-api.polymarket.com',
-  '*.polymarket.com',
   'metamask.github.io', // Test-snaps and test-dapp pages loaded in browser
 ];
 

tests/api-mocking/mock-responses/defaults/polymarket-apis.ts

@@ -1,5 +1,14 @@
 /**
- * Default mock responses for Polymarket API endpoints
+ * Default mock responses for Polymarket API endpoints.
+ *
+ * These defaults cover the calls fired by the wallet's Explore tab
+ * (TrendingView / usePredictMarketData) so that non-predict specs that pass
+ * through Explore (e.g. via navigateToBrowserView()) don't leak live requests
+ * to Polymarket. Predict and trending specs override these via
+ * POLYMARKET_COMPLETE_MOCKS registered as testSpecificMock at higher priority.
+ *
+ * clob.polymarket.com is intentionally not covered here — it only fires on
+ * trade actions, never during Explore render.
  */
 
 /** Single source of truth for geoblock mock (eligible region). Reused in defaults and in POLYMARKET_COMPLETE_MOCKS. */
@@ -13,7 +22,57 @@ export const POLYMARKET_GEOBLOCK_ELIGIBLE = {
 } as const;
 
 export const POLYMARKET_API_MOCKS = {
-  GET: [POLYMARKET_GEOBLOCK_ELIGIBLE],
+  GET: [
+    POLYMARKET_GEOBLOCK_ELIGIBLE,
+    // gamma-api: events pagination — consumer reads `data?.data`
+    {
+      urlEndpoint:
+        /^https:\/\/gamma-api\.polymarket\.com\/events\/pagination(\?.*)?$/,
+      responseCode: 200,
+      response: { data: [] },
+    },
+    // gamma-api: public-search — consumer reads `data?.events`
+    {
+      urlEndpoint:
+        /^https:\/\/gamma-api\.polymarket\.com\/public-search(\?.*)?$/,
+      responseCode: 200,
+      response: { events: [] },
+    },
+    // gamma-api: markets list
+    {
+      urlEndpoint: /^https:\/\/gamma-api\.polymarket\.com\/markets(\?.*)?$/,
+      responseCode: 200,
+      response: [],
+    },
+    // polymarket.com: homepage carousel
+    {
+      urlEndpoint: 'https://polymarket.com/api/homepage/carousel',
+      responseCode: 200,
+      response: [],
+    },
+    // polymarket.com: crypto price feed
+    {
+      urlEndpoint: /^https:\/\/polymarket\.com\/api\/crypto\/crypto-price.*$/,
+      responseCode: 200,
+      response: {},
+    },
+    // data-api: positions / activity / upnl
+    {
+      urlEndpoint: /^https:\/\/data-api\.polymarket\.com\/positions(\?.*)?$/,
+      responseCode: 200,
+      response: [],
+    },
+    {
+      urlEndpoint: /^https:\/\/data-api\.polymarket\.com\/activity(\?.*)?$/,
+      responseCode: 200,
+      response: [],
+    },
+    {
+      urlEndpoint: /^https:\/\/data-api\.polymarket\.com\/upnl(\?.*)?$/,
+      responseCode: 200,
+      response: [],
+    },
+  ],
   POST: [],
   PUT: [],
   DELETE: [],

tests/api-mocking/mock-responses/polymarket/polymarket-mocks.ts

@@ -213,6 +213,7 @@ export const POLYMARKET_EVENT_DETAILS_MOCKS = async (mockServer: Mockttp) => {
       const url = new URL(request.url).searchParams.get('url');
       return Boolean(url?.includes('gamma-api.polymarket.com/events/'));
     })
+    .asPriority(PRIORITY.BASE)
     .thenCallback((request) => {
       const url = new URL(request.url).searchParams.get('url');
       const eventIdMatch = url?.match(/\/events\/([0-9]+)$/);
@@ -656,6 +657,24 @@ export const POLYMARKET_FEE_RATE_MOCKS = async (mockServer: Mockttp) => {
     });
 };
 
+/**
+ * Mock for Polymarket CLOB prices-history API
+ * Returns an empty history series — sufficient for predict happy-path specs
+ * that render the chart (consumer treats non-array history as empty).
+ */
+export const POLYMARKET_PRICES_HISTORY_MOCKS = async (mockServer: Mockttp) => {
+  await mockServer
+    .forGet('/proxy')
+    .matching((request) => {
+      const url = new URL(request.url).searchParams.get('url');
+      return Boolean(url?.includes('clob.polymarket.com/prices-history'));
+    })
+    .asPriority(PRIORITY.BASE)
+    .thenReply(200, JSON.stringify({ history: [] }), {
+      'content-type': 'application/json',
+    });
+};
+
 /**
  * Mock for Polymarket CLOB order book API
  * Returns order book data for specific token IDs with correct market mapping
@@ -2214,6 +2233,7 @@ export const POLYMARKET_COMPLETE_MOCKS = async (mockServer: Mockttp) => {
   await POLYMARKET_EVENT_DETAILS_MOCKS(mockServer);
   await POLYMARKET_ORDER_BOOK_MOCKS(mockServer);
   await POLYMARKET_PRICES_MOCKS(mockServer); // Mock for CLOB prices API
+  await POLYMARKET_PRICES_HISTORY_MOCKS(mockServer); // Mock for CLOB prices-history API (chart series)
   await POLYMARKET_FEE_RATE_MOCKS(mockServer);
   await POLYMARKET_MARKET_FEEDS_MOCKS(mockServer);
   await POLYMARKET_CLOB_AUTH_MOCKS(mockServer);

tests/api-mocking/mock-responses/trending-api-mocks.ts

@@ -161,6 +161,52 @@ export const TRENDING_API_MOCKS: MockEventsObject = {
       },
       priority: 1000,
     },
+    {
+      // Event details fetched when user taps a prediction row in the trending feed.
+      // Returns the same Bitcoin event payload as /events/pagination so the detail
+      // screen renders without crashing.
+      urlEndpoint: /https:\/\/gamma-api\.polymarket\.com\/events\/1(\?.*)?$/,
+      responseCode: 200,
+      response: {
+        id: '1',
+        title: 'Will Bitcoin hit $100k?',
+        slug: 'bitcoin-100k',
+        icon: 'https://polymarket.com/icon.png',
+        description: 'Bitcoin price prediction',
+        startDate: '2024-01-01T00:00:00Z',
+        endDate: '2024-12-31T23:59:59Z',
+        markets: [
+          {
+            conditionId: '123',
+            question: 'Will Bitcoin hit $100k?',
+            status: 'open',
+            outcomes: '["Yes", "No"]',
+            outcomePrices: '["0.6", "0.4"]',
+            clobTokenIds: '["1", "2"]',
+            volumeNum: 1000000,
+            liquidity: 500000,
+            orderPriceMinTickSize: 0.01,
+            active: true,
+            closed: false,
+            sportsMarketType: 'moneyline',
+            groupItemTitle: 'Bitcoin',
+          },
+        ],
+        tags: [{ label: 'Crypto', slug: 'crypto' }],
+        volume: 1000000,
+        liquidity: 500000,
+      },
+      priority: 1000,
+    },
+    {
+      // Prices-history (chart series) fetched on prediction detail render.
+      // Empty history is safe — consumer (PolymarketProvider) returns [] when
+      // history is not a non-empty array.
+      urlEndpoint: /https:\/\/clob\.polymarket\.com\/prices-history.*/,
+      responseCode: 200,
+      response: { history: [] },
+      priority: 1000,
+    },
     {
       urlEndpoint: /\/exchange.*/, // Hyperliquid
       responseCode: 200,
@@ -257,5 +303,13 @@ export const TRENDING_API_MOCKS: MockEventsObject = {
       },
       priority: 1000,
     },
+    {
+      // CLOB prices fetched on prediction detail render. Empty object is
+      // safe for trending-feed which only renders the prediction row.
+      urlEndpoint: /https:\/\/clob\.polymarket\.com\/prices.*/,
+      responseCode: 200,
+      response: {},
+      priority: 1000,
+    },
   ],
 };