snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

web/tests/emoji.test.cjs

@@ -0,0 +1,133 @@
+"use strict";
+
+const assert = require("node:assert/strict");
+
+const events = require("./lib/events.cjs");
+const {zrequire} = require("./lib/namespace.cjs");
+const {run_test} = require("./lib/test.cjs");
+const blueslip = require("./lib/zblueslip.cjs");
+
+const emoji_codes = zrequire("../../static/generated/emoji/emoji_codes.json");
+
+const emoji = zrequire("emoji");
+
+const realm_emoji = events.test_realm_emojis;
+
+run_test("sanity check", () => {
+    // Invalid emoji data
+    emoji_codes.names = [...emoji_codes.names, "invalid_emoji"];
+    blueslip.expect("error", "No codepoint for emoji name invalid_emoji");
+    emoji.initialize({realm_emoji, emoji_codes});
+
+    // Valid data
+    emoji_codes.names = emoji_codes.names.filter((name) => name !== "invalid_emoji");
+    emoji.initialize({realm_emoji, emoji_codes});
+    assert.equal(emoji.get_server_realm_emoji_data(), realm_emoji);
+});
+
+run_test("get_canonical_name", () => {
+    let canonical_name = emoji.get_canonical_name("green_tick");
+    assert.equal(canonical_name, "green_tick");
+
+    canonical_name = emoji.get_canonical_name("thumbs_up");
+    assert.equal(canonical_name, "+1");
+
+    canonical_name = emoji.get_canonical_name("+1");
+    assert.equal(canonical_name, "+1");
+
+    canonical_name = emoji.get_canonical_name("airplane");
+    assert.equal(canonical_name, "airplane");
+
+    canonical_name = emoji.get_canonical_name("non_existent");
+    assert.equal(canonical_name, undefined);
+});
+
+run_test("get_emoji_* API", () => {
+    assert.equal(emoji.get_emoji_name("1f384"), "holiday_tree");
+    assert.equal(emoji.get_emoji_name("1f951"), "avocado");
+    assert.equal(emoji.get_emoji_name("bogus"), undefined);
+
+    assert.equal(emoji.get_emoji_codepoint("avocado"), "1f951");
+    assert.equal(emoji.get_emoji_codepoint("holiday_tree"), "1f384");
+    assert.equal(emoji.get_emoji_codepoint("bogus"), undefined);
+
+    assert.equal(emoji.get_realm_emoji_url("spain"), "/some/path/to/spain.gif");
+});
+
+run_test("get_emoji_details_by_name", () => {
+    let emoji_name = "smile";
+
+    let result = emoji.get_emoji_details_by_name(emoji_name);
+    assert.deepEqual(result, {
+        emoji_name: "smile",
+        emoji_code: "1f604",
+        reaction_type: "unicode_emoji",
+    });
+
+    // Test adding an unicode_emoji.
+    emoji_name = "smile";
+
+    result = emoji.get_emoji_details_by_name(emoji_name);
+    assert.deepEqual(result, {
+        emoji_name: "smile",
+        reaction_type: "unicode_emoji",
+        emoji_code: "1f604",
+    });
+
+    // Test adding zulip emoji.
+    emoji_name = "zulip";
+
+    result = emoji.get_emoji_details_by_name(emoji_name);
+    assert.deepEqual(result, {
+        emoji_name: "zulip",
+        reaction_type: "zulip_extra_emoji",
+        emoji_code: "zulip",
+        url: "/static/generated/emoji/images/emoji/unicode/zulip.png",
+        still_url: null,
+    });
+
+    // Test adding realm emoji.
+    emoji_name = "spain";
+
+    emoji_name = emoji.get_emoji_details_by_name(emoji_name);
+    assert.deepEqual(emoji_name, {
+        emoji_name: "spain",
+        reaction_type: "realm_emoji",
+        emoji_code: "101",
+        url: "/some/path/to/spain.gif",
+        still_url: "/some/path/to/spain.png",
+    });
+
+    emoji_name = "green_tick";
+    emoji_name = emoji.get_emoji_details_by_name(emoji_name);
+    assert.deepEqual(emoji_name, {
+        emoji_name: "green_tick",
+        reaction_type: "realm_emoji",
+        emoji_code: "102",
+        url: "/some/path/to/emoji",
+        still_url: null,
+    });
+
+    // Test sending without emoji name.
+    assert.throws(
+        () => {
+            emoji.get_emoji_details_by_name();
+        },
+        {
+            name: "Error",
+            message: "Emoji name must be passed.",
+        },
+    );
+
+    // Test sending an unknown emoji.
+    emoji_name = "unknown-emoji";
+    assert.throws(
+        () => {
+            emoji.get_emoji_details_by_name(emoji_name);
+        },
+        {
+            name: "Error",
+            message: "Bad emoji name: unknown-emoji",
+        },
+    );
+});