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fix(icon): render nothing consistently when svg is undefined

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This commit is contained in:
Mikhail Bashkirov 2019-06-27 15:15:49 +02:00
parent 938e445781
commit c62d3353a2
2 changed files with 13 additions and 1 deletions
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2
packages/icon/src/LionIcon.js
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@ -89,7 +89,7 @@ export class LionIcon extends LionLitElement {
* so make sure to have <svg focusable="false"> in svg files
*/
_setSvg() {
this.innerHTML = this.svg;
this.innerHTML = this.svg ? this.svg : '';
}
// TODO: find a better way to render dynamic icons without the need for unsafeHTML

12
packages/icon/test/lion-icon.test.js
View file

@ -149,4 +149,16 @@ describe('lion-icon', () => {
expect(el.children[0].id).to.equal('svg-heart');
});
it('does not render "undefined" if changed from valid input to undefined', async () => {
const el = await fixture(
html`
<lion-icon .svg=${heartSvg}></lion-icon>
`,
);
await el.updateComplete;
el.svg = undefined;
await el.updateComplete;
expect(el.innerHTML).to.equal('');
});
});