From c6393a942550dfc66be11171aaf0ba9b808a7491 Mon Sep 17 00:00:00 2001
From: Frederic Beaudoin <fbeaudoin@coveo.com>
Date: Wed, 25 Sep 2024 12:05:49 -0400
Subject: [PATCH] chore: eliminate network calls in npm test (#4453)

https://coveord.atlassian.net/browse/KIT-3485
---
 .../src/ssr/search-engine.test.tsx            | 36 ++++++++++++++++++-
 packages/headless/package.json                |  6 ++--
 .../search-engine/search-engine.ssr.test.ts   | 31 +++++++---------
 packages/headless/src/ssr.index.ts            |  1 +
 .../headless-commerce-react/package.json      |  2 +-
 5 files changed, 53 insertions(+), 23 deletions(-)

diff --git a/packages/headless-react/src/ssr/search-engine.test.tsx b/packages/headless-react/src/ssr/search-engine.test.tsx
index 39e849c2f24..df3b30de4ca 100644
--- a/packages/headless-react/src/ssr/search-engine.test.tsx
+++ b/packages/headless-react/src/ssr/search-engine.test.tsx
@@ -1,13 +1,16 @@
-import {NavigatorContextProvider} from '@coveo/headless/dist/definitions/app/navigatorContextProvider.js';
 import {
   getSampleSearchEngineConfiguration,
   InferStaticState,
   InferHydratedState,
   defineResultList,
   defineSearchBox,
+  Result,
+  NavigatorContextProvider,
 } from '@coveo/headless/ssr';
 import {act, render, renderHook, screen} from '@testing-library/react';
+import {randomUUID} from 'crypto';
 import {PropsWithChildren} from 'react';
+import React from 'react';
 import {
   vi,
   expect,
@@ -106,7 +109,38 @@ describe('Headless react SSR utils', () => {
     } = engineDefinition;
 
     function TestResultList() {
+      const generateMockResult: () => Result = () => {
+        return {
+          absentTerms: [],
+          clickUri: '',
+          excerpt: '',
+          excerptHighlights: [],
+          firstSentences: '',
+          firstSentencesHighlights: [],
+          flags: '',
+          hasHtmlVersion: false,
+          isRecommendation: false,
+          isTopResult: false,
+          isUserActionView: false,
+          percentScore: 0,
+          printableUri: '',
+          printableUriHighlights: [],
+          rankingInfo: null,
+          raw: {urihash: ''},
+          score: 0,
+          searchUid: '',
+          summary: null,
+          summaryHighlights: [],
+          title: '',
+          titleHighlights: [],
+          uniqueId: randomUUID(),
+          uri: '',
+        };
+      };
+
       const {state} = controllers.useResultList();
+
+      state.results = Array.from({length: numResults}, generateMockResult);
       return (
         <ul>
           {state.results.map((result) => (
diff --git a/packages/headless/package.json b/packages/headless/package.json
index 7ff287b8fab..786e502b94b 100644
--- a/packages/headless/package.json
+++ b/packages/headless/package.json
@@ -129,8 +129,10 @@
     "build:bundles": "node esbuild.mjs",
     "build:definitions": "tsc -p src/tsconfig.build.json -d --emitDeclarationOnly --declarationDir dist/definitions",
     "clean": "rimraf -rf dist/*",
-    "test": "vitest run",
-    "test:watch": "vitest",
+    "test": "vitest run --exclude \"src/integration-tests/**\"",
+    "test:watch": "vitest --exclude \"src/integration-tests/**\"",
+    "integration-test": "vitest run --poolOptions.threads.singleThread src/integration-tests/**",
+    "integration-test:watch": "vitest --poolOptions.threads.singleThread src/integration-tests/**",
     "publish:npm": "npm run-script -w=@coveo/release npm-publish",
     "publish:bump": "npm run-script -w=@coveo/release bump",
     "promote:npm:latest": "node ../../scripts/deploy/update-npm-tag.mjs latest",
diff --git a/packages/headless/src/app/search-engine/search-engine.ssr.test.ts b/packages/headless/src/app/search-engine/search-engine.ssr.test.ts
index 329d1d0623b..12b083033d0 100644
--- a/packages/headless/src/app/search-engine/search-engine.ssr.test.ts
+++ b/packages/headless/src/app/search-engine/search-engine.ssr.test.ts
@@ -112,10 +112,6 @@ describe('SSR', () => {
       );
     }
 
-    function getResultsCount(state: AnyState) {
-      return state.controllers.resultList.state.results.length;
-    }
-
     beforeEach(() => {
       engineDefinition = defineSearchEngine({
         configuration: {
@@ -147,27 +143,27 @@ describe('SSR', () => {
     });
 
     it('fetches initial state of engine', async () => {
-      const {fetchStaticState} = engineDefinition;
+      const fetchStaticState = vi.mocked(engineDefinition.fetchStaticState);
       const staticState = await fetchStaticState();
       expect(staticState).toBeTruthy();
-      expect(getResultsCount(staticState)).toBe(defaultNumberOfResults);
       expect(getResultsPerPage(staticState)).toBe(defaultNumberOfResults);
     });
 
     describe('with a static state', () => {
       let staticState: StaticState;
       beforeEach(async () => {
-        const {fetchStaticState} = engineDefinition;
+        const fetchStaticState = vi.mocked(engineDefinition.fetchStaticState);
         staticState = await fetchStaticState();
       });
 
-      it('hydrates engine and fetches results using hydrated engine', async () => {
-        const {hydrateStaticState} = engineDefinition;
+      it('hydrates engine', async () => {
+        const hydrateStaticState = vi.mocked(
+          engineDefinition.hydrateStaticState
+        );
         const hydratedState = await hydrateStaticState(staticState);
         expect(hydratedState.engine.state.configuration.organizationId).toEqual(
           getSampleSearchEngineConfiguration().organizationId
         );
-        expect(getResultsCount(hydratedState)).toBe(defaultNumberOfResults);
         expect(getResultsPerPage(hydratedState)).toBe(defaultNumberOfResults);
       });
     });
@@ -176,7 +172,7 @@ describe('SSR', () => {
       const newNumberOfResults = 6;
 
       async function fetchBuildResultWithNewNumberOfResults() {
-        const {build} = engineDefinition;
+        const build = vi.mocked(engineDefinition.build);
         const buildResult = await build();
         const {registerNumberOfResults} = loadPaginationActions(
           buildResult.engine
@@ -189,33 +185,30 @@ describe('SSR', () => {
       }
 
       it('fetches initial state of engine from build result', async () => {
-        const {fetchStaticState} = engineDefinition;
+        const fetchStaticState = vi.mocked(engineDefinition.fetchStaticState);
         const staticState = await fetchStaticState.fromBuildResult({
           buildResult: await fetchBuildResultWithNewNumberOfResults(),
         });
         expect(staticState).toBeTruthy();
-        expect(getResultsCount(staticState)).toBe(newNumberOfResults);
         expect(getResultsPerPage(staticState)).toBe(newNumberOfResults);
       });
 
       describe('with the default static state', () => {
         let staticState: StaticState;
         beforeEach(async () => {
-          const {fetchStaticState} = engineDefinition;
+          const fetchStaticState = vi.mocked(engineDefinition.fetchStaticState);
           staticState = await fetchStaticState();
         });
 
         it('hydrates engine from build result', async () => {
-          const {hydrateStaticState} = engineDefinition;
+          const hydrateStaticState = vi.mocked(
+            engineDefinition.hydrateStaticState
+          );
           const buildResult = await fetchBuildResultWithNewNumberOfResults();
           const hydratedState = await hydrateStaticState.fromBuildResult({
             buildResult: buildResult,
             searchAction: staticState.searchAction,
           });
-          expect(getResultsCount(staticState)).toBe(defaultNumberOfResults);
-          expect(getResultsCount(hydratedState)).toBe(
-            getResultsCount(staticState)
-          );
           expect(getResultsPerPage(hydratedState)).toBe(newNumberOfResults);
         });
       });
diff --git a/packages/headless/src/ssr.index.ts b/packages/headless/src/ssr.index.ts
index 3553cb4a687..1c099066c8e 100644
--- a/packages/headless/src/ssr.index.ts
+++ b/packages/headless/src/ssr.index.ts
@@ -57,6 +57,7 @@ export type {SortDefinition} from './controllers/sort/headless-sort.ssr.js';
 export type {StandaloneSearchBoxDefinition} from './controllers/standalone-search-box/headless-standalone-search-box.ssr.js';
 export type {StaticFilterDefinition} from './controllers/static-filter/headless-static-filter.ssr.js';
 export type {TabDefinition} from './controllers/tab/headless-tab.ssr.js';
+export type {NavigatorContextProvider} from './app/navigatorContextProvider.js';
 
 // export type
 export type {CoreEngine, ExternalEngineOptions} from './app/engine.js';
diff --git a/packages/samples/headless-commerce-react/package.json b/packages/samples/headless-commerce-react/package.json
index a2a5b2c4c62..171b9b77e5f 100644
--- a/packages/samples/headless-commerce-react/package.json
+++ b/packages/samples/headless-commerce-react/package.json
@@ -13,7 +13,7 @@
     "build": "nx build",
     "build:client": "vite build",
     "preview": "vite preview",
-    "test": "vitest"
+    "test": "vitest run"
   },
   "browserslist": {
     "production": [