| import { describe, expect, it } from "vitest"; |
| import { renderTerminalBufferText } from "./buffer-text.js"; |
|
|
| describe("renderTerminalBufferText", () => { |
| it("strips ANSI color and erase sequences in ESC and C1 forms", () => { |
| expect(renderTerminalBufferText("\u001b[32mok\u001b[0m done\u001b[2K")).toBe("ok done"); |
| expect(renderTerminalBufferText("\u009b31mred\u009b0m")).toBe("red"); |
| }); |
|
|
| it.each([ |
| ["", ""], |
| ["\r", ""], |
| ["\rhello", "hello"], |
| ["hello\r", "hello"], |
| ["hello\r\r", ""], |
| ["hello\r\r\r", ""], |
| ["hello\rworld\r", "world"], |
| ["10%\r20%\r100%\ndone", "100%\ndone"], |
| ["hello\r\nworld\r\n", "hello\nworld\n"], |
| ["hello\r\r\nworld", "\nworld"], |
| ])("renders carriage-return writes %j as %j", (raw, expected) => { |
| expect(renderTerminalBufferText(raw)).toBe(expected); |
| }); |
|
|
| it("drops residual control bytes but keeps tabs", () => { |
| expect(renderTerminalBufferText("a\u0007b\tc")).toBe("ab\tc"); |
| }); |
|
|
| it("drops the full residual C1 range without clipping adjacent Unicode text", () => { |
| const c1 = Array.from({ length: 0x20 }, (_, offset) => String.fromCharCode(0x80 + offset)).join( |
| "", |
| ); |
| expect(renderTerminalBufferText(`a\u007f${c1}\u00a0b\tc`)).toBe("a\u00a0b\tc"); |
| }); |
|
|
| it("strips OSC title sequences in ESC and C1 forms", () => { |
| expect(renderTerminalBufferText("\u001b]0;title\u0007prompt$ ")).toBe("prompt$ "); |
| expect(renderTerminalBufferText("\u009d0;title\u009cprompt$ ")).toBe("prompt$ "); |
| }); |
| }); |
|
|
