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import { describe, expect, test } from "bun:test";
import { parseJsonList } from "../src/core/sl0ppij.ts";
// The crash a user actually hit: `action list-panes --json` on a session that
// died underneath us exits 0 with EMPTY stdout, and JSON.parse("") threw
// "JSON Parse error: Unexpected EOF" at them on startup.
describe("parseJsonList", () => {
test("empty output is nothing, not a crash", () => {
expect(parseJsonList("", "list-panes")).toEqual([]);
expect(parseJsonList(" \n", "list-panes")).toEqual([]);
});
test("parses a normal listing", () => {
expect(parseJsonList('[{"position":0}]', "list-tabs")).toEqual([{ position: 0 }] as never);
});
test("genuinely malformed output names the command and shows the text", () => {
expect(() => parseJsonList("There is no active session!", "list-tabs")).toThrow(
/list-tabs returned something that is not JSON: There is no active session!/,
);
});
test("a non-array payload is treated as nothing rather than crashing later", () => {
expect(parseJsonList('{"error":"nope"}', "list-tabs")).toEqual([]);
});
});
import { UserError } from "../src/core/errors.ts";
// Actionable answers must not be replaced by a raw multiplexer. Falling through
// on "no project called foo" hides the answer AND starts a session nobody asked
// for.
describe("UserError", () => {
test("is distinguishable from a bug", () => {
expect(new UserError("nope") instanceof UserError).toBe(true);
expect(new UserError("nope") instanceof Error).toBe(true);
expect(new Error("boom") instanceof UserError).toBe(false);
});
});
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