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test: added tests for pagination util

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vincentbpro 2021-11-09 11:09:55 +01:00
parent 882db48709
commit d6f8a6debc
1 changed files with 126 additions and 0 deletions
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packages/core/utils/lib/__tests__/pagination.test.js Normal file
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'use strict';
const { withDefaultPagination } = require('../pagination');
const defaultLimit = 20;
const maxLimit = 50;
const defaults = {
offset: { limit: defaultLimit },
page: { pageSize: defaultLimit },
};
describe('Pagination util', () => {
test('Uses default limit', () => {
const pagination = {};
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: defaultLimit,
});
});
describe('Paged pagination', () => {
test('Uses specified pageSize', () => {
const pagination = { pageSize: 5 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: pagination.pageSize,
});
});
test('Uses maxLimit as pageSize', () => {
const pagination = { pageSize: 999 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: maxLimit,
});
});
test('Uses 1 as pageSize', () => {
const pagination = { pageSize: 0 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: 1,
});
});
test('Uses 1 as pageSize', () => {
const pagination = { pageSize: -1 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: 1,
});
});
test('Uses 1 as pageSize', () => {
const pagination = { pageSize: -2 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: 1,
});
});
});
describe('Offset pagination', () => {
test('Uses specified limit', () => {
const pagination = { limit: 5 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: pagination.limit,
});
});
test('Uses maxLimit as limit', () => {
const pagination = { limit: 999 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: maxLimit,
});
});
test('Uses 1 as limit', () => {
const pagination = { limit: 0 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: 1,
});
});
test('Uses maxLimit as limit', () => {
const pagination = { limit: -1 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: maxLimit,
});
});
test('Uses 1 as limit', () => {
const pagination = { limit: -2 };
const defaultPagination = withDefaultPagination(pagination, { defaults, maxLimit });
expect(defaultPagination).toEqual({
start: 0,
limit: 1,
});
});
});
});