Add tests for migration and persisted state (#2118)

* Add tests for migrate

* Add test for persisted.init

* Add legacy transform test

* Set NODE_ENV for testing

* Mock logger

* Set expo var to test

src/state/persisted/__tests__/fixtures.ts

@@ -0,0 +1,67 @@
+import type {LegacySchema} from '#/state/persisted/legacy'
+
+export const ALICE_DID = 'did:plc:ALICE_DID'
+export const BOB_DID = 'did:plc:BOB_DID'
+
+export const LEGACY_DATA_DUMP: LegacySchema = {
+  session: {
+    data: {
+      service: 'https://bsky.social/',
+      did: ALICE_DID,
+    },
+    accounts: [
+      {
+        service: 'https://bsky.social',
+        did: ALICE_DID,
+        refreshJwt: 'refreshJwt',
+        accessJwt: 'accessJwt',
+        handle: 'alice.test',
+        email: 'alice@bsky.test',
+        displayName: 'Alice',
+        aviUrl: 'avi',
+        emailConfirmed: true,
+      },
+      {
+        service: 'https://bsky.social',
+        did: BOB_DID,
+        refreshJwt: 'refreshJwt',
+        accessJwt: 'accessJwt',
+        handle: 'bob.test',
+        email: 'bob@bsky.test',
+        displayName: 'Bob',
+        aviUrl: 'avi',
+        emailConfirmed: true,
+      },
+    ],
+  },
+  me: {
+    did: ALICE_DID,
+    handle: 'alice.test',
+    displayName: 'Alice',
+    description: '',
+    avatar: 'avi',
+  },
+  onboarding: {step: 'Home'},
+  shell: {colorMode: 'system'},
+  preferences: {
+    primaryLanguage: 'en',
+    contentLanguages: ['en'],
+    postLanguage: 'en',
+    postLanguageHistory: ['en', 'en', 'ja', 'pt', 'de', 'en'],
+    contentLabels: {
+      nsfw: 'warn',
+      nudity: 'warn',
+      suggestive: 'warn',
+      gore: 'warn',
+      hate: 'hide',
+      spam: 'hide',
+      impersonation: 'warn',
+    },
+    savedFeeds: ['feed_a', 'feed_b', 'feed_c'],
+    pinnedFeeds: ['feed_a', 'feed_b'],
+    requireAltTextEnabled: false,
+  },
+  invitedUsers: {seenDids: [], copiedInvites: []},
+  mutedThreads: {uris: []},
+  reminders: {},
+}