import React from 'react';
import renderer from 'react-test-renderer';
import { Icon, InlineIcon, loadIcons, iconExists } from '../../dist/iconify';
import { mockAPIData } from '@iconify/core/lib/api/modules/mock';
import { provider, nextPrefix } from './load';
const iconData = {
body: '',
width: 24,
height: 24,
};
describe('Testing references', () => {
test('reference for preloaded icon', (done) => {
const prefix = nextPrefix();
const name = 'render-test';
const iconName = `@${provider}:${prefix}:${name}`;
mockAPIData({
provider,
prefix,
response: {
prefix,
icons: {
[name]: iconData,
},
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Load icon
loadIcons([iconName], (loaded, missing, pending) => {
let gotRef = false;
let gotInlineRef = false;
// Make sure icon has been loaded
expect(loaded).toMatchObject([
{
provider,
prefix,
name,
},
]);
expect(missing).toMatchObject([]);
expect(pending).toMatchObject([]);
expect(iconExists(iconName)).toEqual(true);
// Render components
renderer.create(
{
gotRef = true;
}}
/>
);
renderer.create(
{
gotInlineRef = true;
}}
/>
);
// References should be called immediately in test
expect(gotRef).toEqual(true);
expect(gotInlineRef).toEqual(true);
done();
});
});
test('reference to pending icon', (done) => {
const prefix = nextPrefix();
const name = 'mock-test';
const iconName = `@${provider}:${prefix}:${name}`;
let gotRef = false;
mockAPIData({
provider,
prefix,
response: {
prefix,
icons: {
[name]: iconData,
},
},
delay: (next) => {
// Icon should not have loaded yet
expect(iconExists(iconName)).toEqual(false);
// Reference should not have been called yet
expect(gotRef).toEqual(false);
// Send icon data
next();
// Test it again
expect(iconExists(iconName)).toEqual(true);
expect(gotRef).toEqual(false);
// Check if state was changed
// Wrapped in double setTimeout() because re-render takes 2 ticks
setTimeout(() => {
setTimeout(() => {
expect(gotRef).toEqual(true);
done();
}, 0);
}, 0);
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Render component
renderer.create(
{
gotRef = true;
}}
/>
);
// Reference should not have been called yet
expect(gotRef).toEqual(false);
});
test('missing icon', (done) => {
const prefix = nextPrefix();
const name = 'missing-icon';
const iconName = `@${provider}:${prefix}:${name}`;
let gotRef = false;
mockAPIData({
provider,
prefix,
response: 404,
delay: (next) => {
// Icon should not have loaded yet
expect(iconExists(iconName)).toEqual(false);
// Reference should not have been called
expect(gotRef).toEqual(false);
// Send icon data
next();
// Test it again
expect(iconExists(iconName)).toEqual(false);
expect(gotRef).toEqual(false);
// Check if state was changed
// Wrapped in double setTimeout() because re-render takes 2 ticks
setTimeout(() => {
setTimeout(() => {
// Reference should not have been called
expect(gotRef).toEqual(false);
done();
}, 0);
}, 0);
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Render component
const component = renderer.create(
{
gotRef = true;
}}
>
);
// Reference should not have been called
expect(gotRef).toEqual(false);
});
});