feat: tasks workflow

src/commands/openTask.test.ts

@@ -0,0 +1,60 @@
+import { beforeEach, describe, expect, it } from "vitest";
+import { err } from "neverthrow";
+import { InMemoryFileSystem } from "../../tests/helpers/InMemoryFileSystem";
+import { AppError } from "@/error";
+import { FsTaskRepository } from "@/storage/FsTaskRepository";
+import { openTask } from "./openTask";
+
+describe("openTask", () => {
+	const folder = "/tasks";
+	let repo: FsTaskRepository;
+
+	beforeEach(() => {
+		repo = new FsTaskRepository(new InMemoryFileSystem(), ".task.md");
+	});
+
+	it("returns file path and task for an existing id", async () => {
+		const created = await repo.create(folder, {
+			title: "Open me",
+			description: "body",
+			status: "todo",
+			priority: "high",
+			tags: [],
+			assignee: "",
+		});
+
+		const result = await openTask(repo, {
+			folderPath: folder,
+			id: created.id,
+		});
+
+		expect(result.isOk()).toBe(true);
+		if (result.isErr()) return;
+		expect(result.value.path).toBe("/tasks/open-me.task.md");
+		expect(result.value.task).toEqual(created);
+	});
+
+	it("returns not_found for unknown id", async () => {
+		const result = await openTask(repo, {
+			folderPath: folder,
+			id: "missing",
+		});
+		expect(result).toEqual(err(AppError.notFound()));
+	});
+
+	it("rejects missing folder", async () => {
+		const result = await openTask(repo, {
+			folderPath: undefined,
+			id: "x",
+		});
+		expect(result).toEqual(err(AppError.noFolder()));
+	});
+
+	it("rejects missing id", async () => {
+		const result = await openTask(repo, {
+			folderPath: folder,
+			id: undefined,
+		});
+		expect(result).toEqual(err(AppError.noId()));
+	});
+});