Add basic DataContext unit test

packages/data-context/__snapshots__/data-context.spec.ts.js

@@ -0,0 +1,59 @@
+exports['@packages/data-context initializeData should initialize 1'] = {
+  "shellConfig": {
+    "launchOptions": {},
+    "launchArgs": {},
+    "appApi": {},
+    "authApi": {},
+    "projectApi": {}
+  },
+  "config": {
+    "launchOptions": {},
+    "launchArgs": {},
+    "appApi": {},
+    "authApi": {},
+    "projectApi": {}
+  },
+  "_coreData": {
+    "baseError": null,
+    "dev": {
+      "refreshState": null
+    },
+    "app": {
+      "activeTestingType": null,
+      "navItem": "settings",
+      "browsers": {},
+      "projects": [],
+      "activeProject": null,
+      "isInGlobalMode": false,
+      "isAuthBrowserOpened": false
+    },
+    "wizard": {
+      "chosenTestingType": null,
+      "chosenBundler": null,
+      "chosenFramework": null,
+      "chosenLanguage": "js",
+      "chosenManualInstall": false,
+      "currentStep": "welcome",
+      "allBundlers": [
+        {
+          "type": "webpack",
+          "name": "Webpack",
+          "package": "@cypress/webpack-dev-server"
+        },
+        {
+          "type": "vite",
+          "name": "Vite",
+          "package": "@cypress/vite-dev-server"
+        }
+      ],
+      "history": [
+        "welcome"
+      ],
+      "chosenBrowser": null
+    },
+    "user": null,
+    "electron": {
+      "browserWindow": null
+    }
+  }
+}

packages/data-context/test/unit/data-context.spec.ts

@@ -1,7 +1,43 @@
 import { expect } from 'chai'
+import { DataContext } from '@packages/data-context'
+import snapshot from 'snap-shot-it'
 
-describe('@packages/data-context unit', () => {
-  it('has a sample test', () => {
-    expect(1).to.eq(1)
+const makeDataContext = (options) => {
+  return new DataContext({
+    launchOptions: {},
+    launchArgs: {},
+    appApi: {
+      getBrowsers: () => ({}),
+    },
+    authApi: {},
+    projectApi: {
+      getProjectRootsFromCache: () => ([]),
+    },
+    ...options,
+  })
+}
+
+describe('@packages/data-context', () => {
+  describe('initializeData', () => {
+    it('should initialize', async () => {
+      const context = makeDataContext()
+
+      await context.initializeData()
+      snapshot(context)
+    })
+
+    it('should skip first wizard step when given a testingType', async () => {
+      const context = makeDataContext({
+        launchArgs: {
+          testingType: 'e2e',
+        },
+      })
+
+      await context.initializeData()
+      expect(context._coreData.wizard).to.contain({
+        chosenTestingType: 'e2e',
+        currentStep: 'initializePlugins',
+      })
+    })
   })
 })