test(FN-5115): complete Step 6 — add formatTaskLine regression coverage

Fusion-Task-Id: FN-5115
Fusion-Task-Lineage: 5c3d9d42-9dcd-4ebb-ba10-8a4b14d541dd

packages/cli/src/__tests__/extension-format-task-line.test.ts

@@ -0,0 +1,40 @@
+import { describe, expect, it } from "vitest";
+import type { Task } from "@fusion/core";
+import { formatTaskLine } from "../extension.js";
+
+function makeTask(overrides: Partial<Task>): Task {
+  return {
+    id: "FN-0001",
+    title: "Example task",
+    description: "Example description",
+    priority: "normal",
+    column: "todo",
+    dependencies: [],
+    steps: [],
+    currentStep: 0,
+    log: [],
+    createdAt: new Date().toISOString(),
+    updatedAt: new Date().toISOString(),
+    size: "S",
+    reviewLevel: 1,
+    ...overrides,
+  } as Task;
+}
+
+describe("formatTaskLine", () => {
+  it.each([
+    { paused: true, column: "todo", expectPaused: true },
+    { paused: true, column: "in-progress", expectPaused: true },
+    { paused: true, column: "in-review", expectPaused: true },
+    { paused: true, column: "done", expectPaused: false },
+    { paused: true, column: "archived", expectPaused: false },
+    { paused: false, column: "done", expectPaused: false },
+  ] as const)("suppresses paused marker for terminal columns (%o)", ({ paused, column, expectPaused }) => {
+    const line = formatTaskLine(makeTask({ paused, column }));
+    if (expectPaused) {
+      expect(line).toContain("(paused)");
+    } else {
+      expect(line).not.toContain("(paused)");
+    }
+  });
+});