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import { describe, expect, it } from 'vitest';
import { en, FakerError } from '../src';
import { createLocaleProxy } from '../src/locale-proxy';
describe('LocaleProxy', () => {
const locale = createLocaleProxy(en);
const enAirline = en.airline ?? { never: 'missing' };
describe('locale', () => {
it('should be possible to use equals on locale', () => {
expect(locale).toEqual(createLocaleProxy(en));
});
it('should be possible to use not equals on locale', () => {
expect(locale).not.toEqual(createLocaleProxy({}));
});
});
describe('category', () => {
it('should be possible to check for a missing category', () => {
expect('category' in locale).toBe(true);
});
it('should be possible to check for an existing category', () => {
expect('airline' in locale).toBe(true);
});
it('should be possible to access the title', () => {
expect(locale.metadata.title).toBe('English');
});
it('should be possible to access a missing category', () => {
expect(locale.category).toBeDefined();
});
it('should not be possible to add a new category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
locale.category = {};
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to replace a category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
locale.airline = {};
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to delete a missing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
delete locale.category;
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to delete an existing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
delete locale.airline;
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should be possible to get all categories keys on empty locale', () => {
const empty = createLocaleProxy({});
expect(Object.keys(empty)).toEqual([]);
});
it('should be possible to get all categories keys on actual locale', () => {
expect(Object.keys(locale).sort()).toEqual(Object.keys(en).sort());
});
});
describe('entry', () => {
it('should be possible to check for a missing entry in a missing category', () => {
expect('missing' in locale.category).toBe(false);
});
it('should be possible to check for a missing entry in a present category', () => {
expect('missing' in locale.airline).toBe(false);
});
it('should be possible to check for a present entry', () => {
expect('airline' in locale.airline).toBe(true);
});
it('should not be possible to access a missing entry in a missing category', () => {
expect(() => locale.category.missing).toThrowError(
new FakerError(
`The locale data for 'category.missing' are missing in this locale.
Please contribute the missing data to the project or use a locale/Faker instance that has these data.
For more information see https://next.fakerjs.dev/guide/localization.html`
)
);
});
it('should not be possible to access a missing entry in a present category', () => {
expect(() => locale.airline.missing).toThrowError(
new FakerError(
`The locale data for 'airline.missing' are missing in this locale.
Please contribute the missing data to the project or use a locale/Faker instance that has these data.
For more information see https://next.fakerjs.dev/guide/localization.html`
)
);
});
it('should be possible to access a present entry', () => {
expect(locale.airline.airline).toBeDefined();
});
it('should not be possible to access an unavailable entry in a present category', () => {
const unavailable = createLocaleProxy({
airline: { airline: null },
});
expect(() => unavailable.airline.airline).toThrowError(
new FakerError(
`The locale data for 'airline.airline' aren't applicable to this locale.
If you think this is a bug, please report it at: https://github.com/faker-js/faker`
)
);
});
it('should not be possible to add a new entry in a missing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
locale.category.missing = {};
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to add a new entry in an existing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
locale.airline.missing = {};
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to replace an entry in an existing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
locale.airline.airline = ['dummy'];
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to delete a missing entry in a missing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
delete locale.category.missing;
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to delete a missing entry in an existing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
delete locale.airline.missing;
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should not be possible to delete an existing entry in an existing category', () => {
expect(() => {
// @ts-expect-error: LocaleProxy is read-only.
delete locale.airline.airline;
}).toThrowError(
new FakerError('You cannot edit the locale data on the faker instance')
);
});
it('should be possible to get all keys from missing category', () => {
expect(Object.keys(locale.missing)).toEqual([]);
});
it('should be possible to get all keys from existing category', () => {
expect(Object.keys(locale.airline).sort()).toEqual(
Object.keys(enAirline).sort()
);
});
});
});
|
