| |
| import { describe, expect, it } from "vitest"; |
| import { visibleWidth } from "../../../packages/terminal-core/src/ansi.js"; |
| import { formatTokenK, padTerminalCell, truncate } from "./list.format.js"; |
|
|
| describe("formatTokenK", () => { |
| it("renders token context windows in decimal K", () => { |
| expect(formatTokenK(200_000)).toBe("200k"); |
| expect(formatTokenK(128_000)).toBe("128k"); |
| expect(formatTokenK(1_000_000)).toBe("1000k"); |
| expect(formatTokenK(195_000)).toBe("195k"); |
| }); |
|
|
| it("passes small counts through and switches to K at 1000", () => { |
| expect(formatTokenK(999)).toBe("999"); |
| expect(formatTokenK(1_000)).toBe("1k"); |
| }); |
|
|
| it("returns a dash for missing or non-finite values", () => { |
| expect(formatTokenK(undefined)).toBe("-"); |
| expect(formatTokenK(null)).toBe("-"); |
| expect(formatTokenK(0)).toBe("-"); |
| expect(formatTokenK(Number.NaN)).toBe("-"); |
| }); |
| }); |
|
|
| describe("truncate", () => { |
| it("preserves existing ASCII truncation with an ellipsis suffix", () => { |
| expect(truncate("abcdefghi", 6)).toBe("abc..."); |
| }); |
|
|
| it("keeps ellipsis-suffixed truncation on a terminal-width boundary", () => { |
| const grin = String.fromCodePoint(0x1f600); |
| const result = truncate(`ab${grin}cde`, 6); |
|
|
| expect(result).toBe("ab..."); |
| expect(visibleWidth(result)).toBe(5); |
| }); |
|
|
| it("drops an over-wide grapheme when the budget is too small", () => { |
| const grin = String.fromCodePoint(0x1f600); |
| const result = truncate(grin, 1); |
|
|
| expect(result).toBe(""); |
| }); |
|
|
| it("sanitizes terminal controls before measuring visible width", () => { |
| expect(truncate("ab\u001B]2;hidden\u0007cd", 6)).toBe("abcd"); |
| }); |
| }); |
|
|
| describe("padTerminalCell", () => { |
| it("pads to terminal visible width rather than string length", () => { |
| expect(padTerminalCell("表", 2)).toBe("表"); |
| expect(padTerminalCell("表", 3)).toBe("表 "); |
| }); |
| }); |
|
|
