First recorded test

Author: Tyriar

src/vs/platform/terminal/common/capabilities/commandDetection/promptInputModel.ts

@@ -93,6 +93,10 @@ export class PromptInputModel extends Disposable implements IPromptInputModel {
 
 	@debounce(50)
 	private _sync() {
+		this._syncNow();
+	}
+
+	protected _syncNow() {
 		if (this._state !== PromptInputState.Input) {
 			return;
 		}

src/vs/platform/terminal/test/common/capabilities/commandDetection/promptInputModel.test.ts

@@ -11,18 +11,61 @@ import type { ITerminalCommand } from 'vs/platform/terminal/common/capabilities/
 
 // eslint-disable-next-line local/code-import-patterns, local/code-amd-node-module
 import { Terminal } from '@xterm/headless';
+import { strictEqual } from 'assert';
 
-suite('RequestStore', () => {
+class TestPromptInputModel extends PromptInputModel {
+	forceSync() {
+		this._syncNow();
+	}
+}
+
+suite('PromptInputModel', () => {
 	const store = ensureNoDisposablesAreLeakedInTestSuite();
-	let promptInputModel: PromptInputModel;
+	let promptInputModel: TestPromptInputModel;
 	let xterm: Terminal;
 	let onCommandStart: Emitter<ITerminalCommand>;
 	let onCommandExecuted: Emitter<ITerminalCommand>;
 
 	setup(() => {
-		xterm = new Terminal();
+		xterm = new Terminal({ allowProposedApi: true });
 		onCommandStart = new Emitter();
 		onCommandExecuted = new Emitter();
-		promptInputModel = store.add(new PromptInputModel(xterm, onCommandStart.event, onCommandExecuted.event, new NullLogService));
+		promptInputModel = store.add(new TestPromptInputModel(xterm, onCommandStart.event, onCommandExecuted.event, new NullLogService));
+	});
+
+	suite('recorded sessions', () => {
+		async function replayEvents(events: string[]) {
+			for (const e of events) {
+				await new Promise<void>(r => xterm.write(e, r));
+			}
+		}
+
+		suite('Windows, pwsh 7.4.2, starship prompt', () => {
+			test('input with ignored ghost text', async () => {
+				await replayEvents([
+					'[?25l]0;C:\Program Files\WindowsApps\Microsoft.PowerShell_7.4.2.0_x64__8wekyb3d8bbwe\pwsh.exe[?25h',
+					'[?25l\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r[?25h',
+					']633;P;IsWindows=True',
+					']633;P;ContinuationPrompt=\x1b[38\x3b5\x3b8m∙\x1b[0m ',
+					']633;A]633;P;Cwd=C:\x5cGithub\x5cmicrosoft\x5cvscode]633;B',
+					'\n\r03:13:47  vscode   tyriar/prompt_input_model  $⇡  via  v18.18.2 \n\r❯ ',
+				]);
+				onCommandStart.fire({ marker: xterm.registerMarker() } as ITerminalCommand);
+				promptInputModel.forceSync();
+				strictEqual(promptInputModel.value, '');
+
+				await replayEvents([
+					'[?25lfakecommand[?25h',
+					'',
+					'fo',
+					'',
+					'[?25lfoo[?25h',
+					'',
+				]);
+				promptInputModel.forceSync();
+				strictEqual(promptInputModel.value, 'foo');
+				strictEqual(promptInputModel.cursorIndex, 3);
+			});
+		});
 	});
 });