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Firebase Stub refactoring, added eslint-plugin-jest dev dependency

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This commit is contained in:
gianantoniopini
2021-01-07 16:43:24 +01:00
parent 294dbf195f
commit da8849c854
11 changed files with 190 additions and 75 deletions
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37
__mocks__/__tests__/gatsby-plugin-firebase.test.js
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@ -1,4 +1,7 @@
import FirebaseStub, { AuthConstants } from '../gatsby-plugin-firebase';
import FirebaseStub, {
AuthConstants,
DatabaseConstants,
} from '../gatsby-plugin-firebase';
describe('FirebaseStub', () => {
const { resumesPath } = FirebaseStub.database();
@ -49,14 +52,14 @@ describe('FirebaseStub', () => {
const observer = () => {};
const unsubscribe = FirebaseStub.auth().onAuthStateChanged(observer);
expect(unsubscribe).toBeTruthy();
expect(FirebaseStub.auth().onAuthStateChangedObservers.length).toEqual(1);
expect(FirebaseStub.auth().onAuthStateChangedObservers).toHaveLength(1);
expect(FirebaseStub.auth().onAuthStateChangedObservers[0]).toEqual(
observer,
);
unsubscribe();
expect(FirebaseStub.auth().onAuthStateChangedObservers.length).toEqual(0);
expect(FirebaseStub.auth().onAuthStateChangedObservers).toHaveLength(0);
});
});
@ -110,30 +113,24 @@ describe('FirebaseStub', () => {
const resumesDataSnapshot = await resumesRef.once('value');
const resumes = resumesDataSnapshot.val();
expect(resumes).toBeTruthy();
expect(Object.keys(resumes).length).toEqual(3);
const demoStateResume1 =
resumes[FirebaseStub.database().demoStateResume1Id];
expect(Object.keys(resumes)).toHaveLength(3);
const demoStateResume1 = resumes[DatabaseConstants.demoStateResume1Id];
expect(demoStateResume1).toBeTruthy();
expect(demoStateResume1.id).toEqual(
FirebaseStub.database().demoStateResume1Id,
);
expect(demoStateResume1.id).toEqual(DatabaseConstants.demoStateResume1Id);
expect(demoStateResume1.user).toEqual(
FirebaseStub.database().anonymousUser1.uid,
);
const demoStateResume2 =
resumes[FirebaseStub.database().demoStateResume2Id];
const demoStateResume2 = resumes[DatabaseConstants.demoStateResume2Id];
expect(demoStateResume2).toBeTruthy();
expect(demoStateResume2.id).toEqual(
FirebaseStub.database().demoStateResume2Id,
);
expect(demoStateResume2.id).toEqual(DatabaseConstants.demoStateResume2Id);
expect(demoStateResume2.user).toEqual(
FirebaseStub.database().anonymousUser2.uid,
);
const initialStateResume =
resumes[FirebaseStub.database().initialStateResumeId];
resumes[DatabaseConstants.initialStateResumeId];
expect(initialStateResume).toBeTruthy();
expect(initialStateResume.id).toEqual(
FirebaseStub.database().initialStateResumeId,
DatabaseConstants.initialStateResumeId,
);
expect(initialStateResume.user).toEqual(
FirebaseStub.database().anonymousUser1.uid,
@ -143,7 +140,7 @@ describe('FirebaseStub', () => {
const usersDataSnapshot = await usersRef.once('value');
const users = usersDataSnapshot.val();
expect(users).toBeTruthy();
expect(Object.keys(users).length).toEqual(2);
expect(Object.keys(users)).toHaveLength(2);
const anonymousUser1 = users[FirebaseStub.database().anonymousUser1.uid];
expect(anonymousUser1).toBeTruthy();
expect(anonymousUser1).toEqual(FirebaseStub.database().anonymousUser1);
@ -157,12 +154,12 @@ describe('FirebaseStub', () => {
const resume = (
await FirebaseStub.database()
.ref(`${resumesPath}/${FirebaseStub.database().demoStateResume1Id}`)
.ref(`${resumesPath}/${DatabaseConstants.demoStateResume1Id}`)
.once('value')
).val();
expect(resume).toBeTruthy();
expect(resume.id).toEqual(FirebaseStub.database().demoStateResume1Id);
expect(resume.id).toEqual(DatabaseConstants.demoStateResume1Id);
});
it('retrieves null if resume does not exist', async () => {
@ -243,7 +240,7 @@ describe('FirebaseStub', () => {
snapshotValue = snapshot.val();
});
expect(Object.keys(snapshotValue).length).toEqual(2);
expect(Object.keys(snapshotValue)).toHaveLength(2);
Object.values(snapshotValue).forEach((resume) =>
expect(resume.user).toEqual(FirebaseStub.database().anonymousUser1.uid),
);