Add conditional testing for Node versions

packages/native/tests/renderer.test.js

@@ -3,6 +3,8 @@
 import { expect } from 'chai';
 import { tx, t } from '../src/index';
 
+const NODE_VER = parseInt((process.version.split('.')[0]).replace('v', ''), 10);
+
 describe('String renderer', () => {
   it('renders with localized dates', async () => {
     const d = Date.parse('2020-02-01');
@@ -11,13 +13,18 @@ describe('String renderer', () => {
     expect(tx.stringRenderer.render('Date is {d, date, long}', '', { d }))
       .to.equal('Date is February 1, 2020');
 
-    // French locale
-    expect(tx.stringRenderer.render('Date is {d, date, long}', 'fr', { d }))
-      .to.equal('Date is 1 février 2020');
-
-    // German locale
-    expect(tx.stringRenderer.render('Date is {d, date, long}', 'de_DE', { d }))
-      .to.equal('Date is 1. Februar 2020');
+    // Node prior to 13 is build with small-icu support and date localization
+    // will not work. So enable this test only on latest versions
+    expect(NODE_VER).to.be.greaterThanOrEqual(10);
+    if (NODE_VER >= 13) {
+      // French locale
+      expect(tx.stringRenderer.render('Date is {d, date, long}', 'fr', { d }))
+        .to.equal('Date is 1 février 2020');
+
+      // German locale
+      expect(tx.stringRenderer.render('Date is {d, date, long}', 'de_DE', { d }))
+        .to.equal('Date is 1. Februar 2020');
+    }
 
     // invalid locale fallsback to english
     expect(tx.stringRenderer.render('Date is {d, date, long}', 'a', { d }))