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0dbc9de | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | import { expect, test } from "bun:test"
import { FileTree, type FileTreeDirectoryHandle } from "@pierre/trees"
test("reports directory expansion changes", () => {
const changes: Array<{ path: string; expanded: boolean }> = []
const tree = new FileTree({
paths: ["src/"],
onExpansionChange: (change) => changes.push(change),
})
const src = tree.getItem("src/")
if (!src || !src.isDirectory()) throw new Error("Expected src to be a directory")
const directory = src as FileTreeDirectoryHandle
directory.expand()
directory.collapse()
expect(changes).toEqual([
{ path: "src/", expanded: true },
{ path: "src/", expanded: false },
])
tree.cleanUp()
})
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