package org.thoughtcrime.securesms.linkpreview; import org.junit.Test; import static junit.framework.TestCase.assertFalse; import static junit.framework.TestCase.assertTrue; public class LinkPreviewUtilTest { @Test public void isLegal_allLatin() { assertTrue(LinkPreviewUtil.isLegalUrl("https://signal.org")); } @Test public void isLegal_latinAndCyrillic() { assertFalse(LinkPreviewUtil.isLegalUrl("https://www.аmazon.com")); } @Test public void isLegal_latinAndGreek() { assertFalse(LinkPreviewUtil.isLegalUrl("https://www.αpple.com")); } }