Carlos Florêncio
41 lines
1.4 KiB
TypeScript
41 lines
1.4 KiB
TypeScript
import { describe, it, expect } from "vitest";
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import { stripAnsi } from "./ansi";
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describe("stripAnsi", () => {
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it("returns input unchanged when there are no escape sequences", () => {
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expect(stripAnsi("hello world")).toBe("hello world");
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});
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it("strips SGR colour codes", () => {
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const input = "\x1b[36mInstalling backend dependencies...\x1b[0m";
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expect(stripAnsi(input)).toBe("Installing backend dependencies...");
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});
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it("strips bold + colour wrapped output across multiple lines", () => {
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const input =
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"\x1b[36mInstalling deps...\x1b[0m\nDownloading...\n\x1b[32m\x1b[1m✓ All dependencies installed!\x1b[0m";
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expect(stripAnsi(input)).toBe(
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"Installing deps...\nDownloading...\n✓ All dependencies installed!",
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);
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});
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it("handles empty string", () => {
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expect(stripAnsi("")).toBe("");
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});
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it("strips OSC hyperlinks terminated by ST", () => {
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const input = "click \x1b]8;;https://example.com\x1b\\here\x1b]8;;\x1b\\!";
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expect(stripAnsi(input)).toBe("click here!");
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});
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it("strips OSC window-title sequences terminated by BEL", () => {
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const input = "\x1b]0;my-shell\x07ready";
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expect(stripAnsi(input)).toBe("ready");
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});
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it("strips CSI private-prefix sequences (hide cursor, bracketed paste)", () => {
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expect(stripAnsi("before\x1b[?25lafter")).toBe("beforeafter");
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expect(stripAnsi("\x1b[?2004hpaste\x1b[?2004l")).toBe("paste");
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});
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});
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