Rename files

ts/test-node/reactions/isValidReactionEmoji_test.std.ts

@@ -0,0 +1,33 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import { assert } from 'chai';
+
+import { isValidReactionEmoji } from '../../reactions/isValidReactionEmoji.std.js';
+
+describe('isValidReactionEmoji', () => {
+  it('returns false for non-strings', () => {
+    assert.isFalse(isValidReactionEmoji(undefined));
+    assert.isFalse(isValidReactionEmoji(null));
+    assert.isFalse(isValidReactionEmoji(1));
+  });
+
+  it("returns false for strings that aren't a single emoji", () => {
+    assert.isFalse(isValidReactionEmoji(''));
+
+    assert.isFalse(isValidReactionEmoji('a'));
+    assert.isFalse(isValidReactionEmoji('abc'));
+
+    assert.isFalse(isValidReactionEmoji('💩💩'));
+
+    assert.isFalse(isValidReactionEmoji('🇸'));
+    assert.isFalse(isValidReactionEmoji('‍'));
+  });
+
+  it('returns true for strings that are exactly 1 emoji', () => {
+    assert.isTrue(isValidReactionEmoji('🇺🇸'));
+    assert.isTrue(isValidReactionEmoji('👍'));
+    assert.isTrue(isValidReactionEmoji('👍🏾'));
+    assert.isTrue(isValidReactionEmoji('👩‍❤️‍👩'));
+  });
+});