api.js/tests/request_icons_test.js

'use strict';

(() => {
	const chai = require('chai'),
		expect = chai.expect,
		should = chai.should();

	const Collection = require('@iconify/json-tools').Collection,
		request = require('../src/request-icons');

	let collection1 = new Collection('test'),
		collection2 = new Collection('test2');

	const parseQuery = (prefix, query, ext, params) => {
		let result = null;
		request(
			{
				// fake app
				response: (req, res, data) => {
					result = data;
				},
				collections: {
					test1: collection1,
					test2: collection2,
				},
			},
			{
				// fake request
				query: params,
			},
			{},
			prefix,
			query,
			ext
		);
		return result;
	};

	describe('Requests for icons and collections', () => {
		before(() => {
			collection1.loadJSON({
				prefix: 'test',
				icons: {
					icon1: {
						body: '<icon1 fill="currentColor" />',
						width: 30,
					},
					icon2: {
						body: '<icon2 />',
					},
				},
				aliases: {
					alias1: {
						parent: 'icon2',
						hFlip: true,
					},
				},
				width: 24,
				height: 24,
			});

			collection2.loadJSON({
				icons: {
					'test2-icon1': {
						body: '<icon1 fill="currentColor" />',
						width: 30,
					},
					'test2-icon2': {
						body: '<icon2 />',
					},
					'test2-icon3': {
						body: '<defs><foo id="bar" /></defs><bar use="url(#bar)" fill="currentColor" stroke="currentColor" />',
					},
				},
				aliases: {
					'test2-alias1': {
						parent: 'test2-icon2',
						hFlip: true,
					},
				},
				width: 24,
				height: 24,
			});

			expect(collection1.items).to.not.be.equal(null);
			expect(collection2.items).to.not.be.equal(null);
		});

		it('icons list', () => {
			// Simple query with prefix
			expect(
				parseQuery('test1', 'icons', 'js', {
					icons: 'alias1',
				})
			).to.be.eql({
				js: true,
				defaultCallback: 'SimpleSVG._loaderCallback',
				data: {
					prefix: 'test',
					icons: {
						icon2: { body: '<icon2 />' },
					},
					aliases: {
						alias1: { parent: 'icon2', hFlip: true },
					},
					width: 24,
					height: 24,
				},
			});

			// Query collection without prefix, json
			expect(
				parseQuery('test2', 'icons', 'json', {
					icons: 'alias1',
				})
			).to.be.eql({
				js: false,
				defaultCallback: 'SimpleSVG._loaderCallback',
				data: {
					prefix: 'test2',
					icons: {
						icon2: { body: '<icon2 />' },
					},
					aliases: {
						alias1: { parent: 'icon2', hFlip: true },
					},
					width: 24,
					height: 24,
				},
			});

			// Custom callback
			expect(
				parseQuery('test1', 'icons', 'js', {
					icons: 'icon1,icon2',
					callback: 'console.log',
				})
			).to.be.eql({
				js: true,
				defaultCallback: 'SimpleSVG._loaderCallback',
				data: {
					prefix: 'test',
					icons: {
						icon1: {
							body: '<icon1 fill="currentColor" />',
							width: 30,
						},
						icon2: { body: '<icon2 />' },
					},
					width: 24,
					height: 24,
				},
			});
		});

		it('svg', () => {
			// Simple icon
			expect(parseQuery('test1', 'icon1', 'svg', {})).to.be.eql({
				filename: 'icon1.svg',
				type: 'image/svg+xml; charset=utf-8',
				body: '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="1.25em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 30 24"><icon1 fill="currentColor" /></svg>',
			});

			// Icon with custom attributes
			expect(
				parseQuery('test2', 'alias1', 'svg', {
					color: 'red',
				})
			).to.be.eql({
				filename: 'alias1.svg',
				type: 'image/svg+xml; charset=utf-8',
				body: '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24"><g transform="translate(24 0) scale(-1 1)"><icon2 /></g></svg>',
			});

			// Icon with id replacement
			let result = parseQuery('test2', 'icon3', 'svg', {
				color: 'red',
				rotate: '90deg',
			}).body.replace(/IconifyId-[0-9a-f]+-[0-9a-f]+-[0-9]+/g, 'some-id');

			expect(result).to.be.equal(
				'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24"><g transform="rotate(90 12 12)"><defs><foo id="some-id" /></defs><bar use="url(#some-id)" fill="red" stroke="red" /></g></svg>'
			);
		});
	});
})();