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2026-07-12 21:26:08 +08:00
commit 9dd41afd48
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+import { describe, it } from "node:test";
+import assert from "node:assert/strict";
+
+import type { Selection } from "@llm-wiki/graph-engine";
+import { graphSelectionViewModel } from "../src/lib/graph-selection-drawer";
+
+describe("graph selection drawer", () => {
+	it("hides structural facts for a single node and keeps unrelated group actions out", () => {
+		const view = graphSelectionViewModel(selectionFixture({
+			nodeIds: ["a"],
+			facts: { pageCount: 1, internalLinkCount: 0, communityCount: 1, isolatedCount: 0 },
+			actions: [
+				{ id: "summarize_page", label: "总结这一页", tone: "digest" },
+				{ id: "find_related_pages", label: "它和谁有关", tone: "bridge" },
+			],
+		}));
+
+		assert.equal(view.hint, "Shift+点击 增删节点");
+		assert.equal(view.showFacts, false);
+		assert.equal(view.canExpandNeighbors, true);
+		assert.deepEqual(view.facts, []);
+		assert.deepEqual(view.actionLabels, ["总结这一页", "它和谁有关"]);
+		assert.equal(view.actionLabels.includes("探索潜在联系"), false);
+	});
+
+	it("shows structural facts and the shift hint for multi-node selections", () => {
+		const view = graphSelectionViewModel(selectionFixture({
+			nodeIds: ["a", "b"],
+			facts: { pageCount: 2, internalLinkCount: 1, communityCount: 1, isolatedCount: 0 },
+			actions: [
+				{ id: "summarize_group", label: "总结这一组", tone: "digest" },
+				{ id: "explore_group_relationships", label: "探索它们的关系", tone: "bridge" },
+			],
+		}));
+
+		assert.equal(view.hint, "Shift+点击 增删节点");
+		assert.equal(view.showFacts, true);
+		assert.equal(view.canExpandNeighbors, false);
+		assert.deepEqual(view.facts, [
+			{ label: "页", value: 2 },
+			{ label: "链接", value: 1 },
+			{ label: "社区", value: 1 },
+		]);
+		assert.deepEqual(view.actionLabels, ["总结这一组", "探索它们的关系"]);
+	});
+});
+
+function selectionFixture(input: Pick<Selection, "nodeIds" | "facts" | "actions">): Selection {
+	return {
+		id: "selection-test",
+		nodeIds: input.nodeIds,
+		communityIds: [],
+		facts: input.facts,
+		input: input.nodeIds.length === 1 ? { kind: "node", id: input.nodeIds[0] } : { kind: "nodes", ids: input.nodeIds },
+		actions: input.actions,
+	};
+}