fix: [#1611] Implement window.TextEncoder & window.TextDecoder

Co-authored-by: David Ortner <david@ortner.se>
capricorn86 · Nov 14, 2024 · 7914b54 · 7914b54
1 parent 78d8914
commit 7914b54
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Showing 2 changed files with 18 additions and 3 deletions.
diff --git a/packages/happy-dom/src/window/BrowserWindow.ts b/packages/happy-dom/src/window/BrowserWindow.ts
@@ -1,5 +1,6 @@
 import { Buffer } from 'buffer';
 import { webcrypto } from 'crypto';
+import { TextEncoder, TextDecoder } from 'util';
 import Stream from 'stream';
 import { ReadableStream } from 'stream/web';
 import { URLSearchParams } from 'url';
@@ -707,6 +708,8 @@ export default class BrowserWindow extends EventTarget implements INodeJSGlobal
 	public readonly screenX: number = 0;
 	public readonly screenY: number = 0;
 	public readonly crypto: typeof webcrypto = webcrypto;
+	public readonly TextEncoder: typeof TextEncoder = TextEncoder;
+	public readonly TextDecoder: typeof TextDecoder = TextDecoder;
 	public readonly closed = false;
 	public console: Console;
 	public name = '';

diff --git a/packages/happy-dom/test/window/BrowserWindow.test.ts b/packages/happy-dom/test/window/BrowserWindow.test.ts
@@ -200,6 +200,18 @@ describe('BrowserWindow', () => {
 		});
 	});
 
+	describe('get TextEncoder()', () => {
+		it('Returns an instance of TextEncoder.', () => {
+			expect(window.TextEncoder).toBe(TextEncoder);
+		});
+	});
+
+	describe('get TextDecoder()', () => {
+		it('Returns an instance of TextDecoder.', () => {
+			expect(window.TextDecoder).toBe(TextDecoder);
+		});
+	});
+
 	describe('get location()', () => {
 		it('Returns an instance of Location', () => {
 			expect(window.location).toBeInstanceOf(Location);
@@ -489,7 +501,7 @@ describe('BrowserWindow', () => {
 			elementStyle.innerHTML = `
 				span {
 					border: 1px solid #000;
-					border-radius: 2px; 
+					border-radius: 2px;
 					color: green;
 					cursor: default;
                     direction: ltr;
@@ -664,7 +676,7 @@ describe('BrowserWindow', () => {
 					--result1: var(--color1, var(--unknown, var(--unknown, green)));
 					--result2: var(--unknown, var(--color1, var(--unknown, green)));
 					--result3: var(--unknown, var(--unknown, var(--color1, green)));
-					
+
 					--result4: var(--unknown, var(--unknown, var(--unknown, var(--unknown, white))));
 
 					--result5: var(--color1, var(--color2));
@@ -920,7 +932,7 @@ describe('BrowserWindow', () => {
                 span {
                     color: green;
                 }
-                
+
                 :not {
                     color: red;
                 }