inital

node_modules/entities/src/encode.spec.ts

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+import { describe, it, expect } from "vitest";
+import * as entities from "./index.js";
+
+describe("Encode->decode test", () => {
+    const testcases = [
+        {
+            input: "asdf & ÿ ü '",
+            xml: "asdf & ÿ ü '",
+            html: "asdf & ÿ ü '",
+        },
+        {
+            input: "&",
+            xml: "&",
+            html: "&",
+        },
+    ];
+
+    for (const { input, xml, html } of testcases) {
+        const encodedXML = entities.encodeXML(input);
+        it(`should XML encode ${input}`, () => expect(encodedXML).toBe(xml));
+        it(`should default to XML encode ${input}`, () =>
+            expect(entities.encode(input)).toBe(xml));
+        it(`should XML decode ${encodedXML}`, () =>
+            expect(entities.decodeXML(encodedXML)).toBe(input));
+        it(`should default to XML encode ${encodedXML}`, () =>
+            expect(entities.decode(encodedXML)).toBe(input));
+        it(`should default strict to XML encode ${encodedXML}`, () =>
+            expect(entities.decodeStrict(encodedXML)).toBe(input));
+
+        const encodedHTML5 = entities.encodeHTML5(input);
+        it(`should HTML5 encode ${input}`, () =>
+            expect(encodedHTML5).toBe(html));
+        it(`should HTML5 decode ${encodedHTML5}`, () =>
+            expect(entities.decodeHTML(encodedHTML5)).toBe(input));
+        it("should encode emojis", () =>
+            expect(entities.encodeHTML5("😄🍾🥳💥😇")).toBe(
+                "😄🍾🥳💥😇",
+            ));
+    }
+
+    it("should encode data URIs (issue #16)", () => {
+        const data =
+            "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAALAAABAAEAAAIBRAA7";
+        expect(entities.decode(entities.encode(data))).toBe(data);
+    });
+
+    it("should HTML encode all ASCII characters", () => {
+        for (let index = 0; index < 128; index++) {
+            const char = String.fromCharCode(index);
+            const encoded = entities.encodeHTML(char);
+            const decoded = entities.decodeHTML(encoded);
+            expect(decoded).toBe(char);
+        }
+    });
+
+    it("should encode trailing parts of entities", () =>
+        expect(entities.encodeHTML("\uD835")).toBe("&#xd835;"));
+
+    it("should encode surrogate pair with first surrogate equivalent of entity, without corresponding entity", () =>
+        expect(entities.encodeHTML("\u{1D4A4}")).toBe("&#x1d4a4;"));
+});
+
+describe("encodeNonAsciiHTML", () => {
+    it("should encode all non-ASCII characters", () =>
+        expect(entities.encodeNonAsciiHTML("<test> #123! übermaßen")).toBe(
+            "&lt;test&gt; #123! &uuml;berma&szlig;en",
+        ));
+
+    it("should encode emojis", () =>
+        expect(entities.encodeNonAsciiHTML("😄🍾🥳💥😇")).toBe(
+            "&#x1f604;&#x1f37e;&#x1f973;&#x1f4a5;&#x1f607;",
+        ));
+
+    it("should encode chars above surrogates", () =>
+        expect(entities.encodeNonAsciiHTML("♒️♓️♈️♉️♊️♋️♌️♍️♎️♏️♐️♑️")).toBe(
+            "&#x2652;&#xfe0f;&#x2653;&#xfe0f;&#x2648;&#xfe0f;&#x2649;&#xfe0f;&#x264a;&#xfe0f;&#x264b;&#xfe0f;&#x264c;&#xfe0f;&#x264d;&#xfe0f;&#x264e;&#xfe0f;&#x264f;&#xfe0f;&#x2650;&#xfe0f;&#x2651;&#xfe0f;",
+        ));
+});