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index.spec.ts
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index.spec.ts
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import { getPkgReleases } from '..';
import { Fixtures } from '../../../../test/fixtures';
import * as httpMock from '../../../../test/http-mock';
import { EXTERNAL_HOST_ERROR } from '../../../constants/error-messages';
import { DartDatasource } from '.';
const body = Fixtures.getJson('shared_preferences.json');
const baseUrl = 'https://pub.dartlang.org/api/packages/';
describe('modules/datasource/dart/index', () => {
describe('getReleases', () => {
it('returns null for empty result', async () => {
httpMock.scope(baseUrl).get('/non_sense').reply(200, '}');
expect(
await getPkgReleases({
datasource: DartDatasource.id,
depName: 'non_sense',
})
).toBeNull();
});
it('returns null for empty fields', async () => {
const withoutVersions = {
...body,
versions: undefined,
};
httpMock
.scope(baseUrl)
.get('/shared_preferences')
.reply(200, withoutVersions);
expect(
await getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
})
).toBeNull();
const withoutLatest = {
...body,
latest: undefined,
};
httpMock
.scope(baseUrl)
.get('/shared_preferences')
.reply(200, withoutLatest);
expect(
await getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
})
).toBeNull();
});
it('returns null for 404', async () => {
httpMock.scope(baseUrl).get('/shared_preferences').reply(404);
expect(
await getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
})
).toBeNull();
});
it('throws for 5xx', async () => {
httpMock.scope(baseUrl).get('/shared_preferences').reply(502);
await expect(
getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
})
).rejects.toThrow(EXTERNAL_HOST_ERROR);
});
it('returns null for unknown error', async () => {
httpMock.scope(baseUrl).get('/shared_preferences').replyWithError('');
expect(
await getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
})
).toBeNull();
});
it('processes real data', async () => {
httpMock.scope(baseUrl).get('/shared_preferences').reply(200, body);
const res = await getPkgReleases({
datasource: DartDatasource.id,
depName: 'shared_preferences',
});
expect(res).toMatchSnapshot();
});
});
});