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iconify/packages/vue2/tests/api/20-rendering-from-api.test.js

210 lines
5.3 KiB
JavaScript

import { mount } from '@vue/test-utils';
import { Icon, loadIcons, iconExists } from '../../dist/iconify';
import { mockAPIData } from '@iconify/core/lib/api/modules/mock';
import { provider, nextPrefix } from './load';
const iconData = {
body: '<path d="M4 19h16v2H4zm5-4h11v2H9zm-5-4h16v2H4zm0-8h16v2H4zm5 4h11v2H9z" fill="currentColor"/>',
width: 24,
height: 24,
};
describe('Rendering icon', () => {
test('rendering icon after loading it', (done) => {
const prefix = nextPrefix();
const name = 'render-test';
const iconName = `@${provider}:${prefix}:${name}`;
const className = `iconify iconify--${prefix} iconify--${provider}`;
let onLoadCalled = false;
mockAPIData({
provider,
prefix,
response: {
prefix,
icons: {
[name]: iconData,
},
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Load icon
loadIcons([iconName], (loaded, missing, pending) => {
// Make sure icon has been loaded
expect(loaded).toMatchObject([
{
provider,
prefix,
name,
},
]);
expect(missing).toMatchObject([]);
expect(pending).toMatchObject([]);
expect(iconExists(iconName)).toEqual(true);
// Render component
const Wrapper = {
components: { Icon },
// Also test class string
template: `<Icon icon="${iconName}" :onLoad="onLoad" class="test" />`,
methods: {
onLoad(name) {
expect(name).toEqual(iconName);
expect(onLoadCalled).toEqual(false);
onLoadCalled = true;
},
},
};
const wrapper = mount(Wrapper, {});
const html = wrapper.html().replace(/\s*\n\s*/g, '');
// Check HTML
expect(html).toEqual(
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24" class="test ' +
className +
'"><path d="M4 19h16v2H4zm5-4h11v2H9zm-5-4h16v2H4zm0-8h16v2H4zm5 4h11v2H9z" fill="currentColor"></path></svg>'
);
// Make sure onLoad has been called
expect(onLoadCalled).toEqual(true);
done();
});
});
test('rendering icon before loading it', (done) => {
const prefix = nextPrefix();
const name = 'mock-test';
const iconName = `@${provider}:${prefix}:${name}`;
const className = `iconify iconify--${prefix} iconify--${provider}`;
let onLoadCalled = false;
mockAPIData({
provider,
prefix,
response: {
prefix,
icons: {
[name]: iconData,
},
},
delay: (next) => {
// Icon should not have loaded yet
expect(iconExists(iconName)).toEqual(false);
// onLoad should not have been called yet
expect(onLoadCalled).toEqual(false);
// Send icon data
next();
// Test it again
expect(iconExists(iconName)).toEqual(true);
// Check if state was changed
// Wrapped in double setTimeout() because re-render takes 2 ticks
setTimeout(() => {
setTimeout(() => {
// Check HTML
expect(wrapper.html().replace(/\s*\n\s*/g, '')).toEqual(
'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24" class="' +
className +
// 'foo' is appended because of weird Vue 2 behavior. Fixed in Vue 3
' foo"><path d="M4 19h16v2H4zm5-4h11v2H9zm-5-4h16v2H4zm0-8h16v2H4zm5 4h11v2H9z" fill="currentColor"></path></svg>'
);
// onLoad should have been called
expect(onLoadCalled).toEqual(true);
done();
}, 0);
}, 0);
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Render component
const Wrapper = {
components: { Icon },
template: `<Icon icon="${iconName}" :onLoad="onLoad" :class="testClass" />`,
methods: {
onLoad(name) {
expect(name).toEqual(iconName);
expect(onLoadCalled).toEqual(false);
onLoadCalled = true;
},
},
data() {
// Test dynamic class
return {
testClass: {
foo: true,
bar: false,
},
};
},
};
const wrapper = mount(Wrapper, {});
// Should render empty icon
expect(wrapper.html()).toEqual('');
// onLoad should not have been called yet
expect(onLoadCalled).toEqual(false);
});
test('missing icon', (done) => {
const prefix = nextPrefix();
const name = 'missing-icon';
const iconName = `@${provider}:${prefix}:${name}`;
mockAPIData({
provider,
prefix,
response: 404,
delay: (next) => {
// Icon should not have loaded yet
expect(iconExists(iconName)).toEqual(false);
// Send icon data
next();
// Test it again
expect(iconExists(iconName)).toEqual(false);
// Check if state was changed
// Wrapped in double setTimeout() because re-render takes 2 ticks
setTimeout(() => {
setTimeout(() => {
expect(wrapper.html()).toEqual('');
done();
}, 0);
}, 0);
},
});
// Check if icon has been loaded
expect(iconExists(iconName)).toEqual(false);
// Render component
const Wrapper = {
components: { Icon },
template: `<Icon icon="${iconName}" :onLoad="onLoad" />`,
methods: {
onLoad() {
throw new Error('onLoad called for empty icon!');
},
},
};
const wrapper = mount(Wrapper, {});
// Should render empty icon
expect(wrapper.html()).toEqual('');
});
});