修正CEO报销财务兜底与部署护栏（07-28-ceo-finance-fallback）

server/tests/unit/scripts/seed-config.defaults.test.js

@@ -0,0 +1,67 @@
+const {
+  DEFAULT_APPROVAL_RULES,
+  seedApprovalRules,
+} = require("../../../src/scripts/seed-config");
+
+describe("small-team default reimbursement approval rules", () => {
+  it("uses finance for every owner fallback and finance review node", () => {
+    expect(DEFAULT_APPROVAL_RULES).toEqual([
+      expect.objectContaining({
+        name: "小额",
+        level1_role: "manager",
+        level2_role: "finance",
+        level3_role: null,
+        owner_self_fallback_role: "finance",
+      }),
+      expect.objectContaining({
+        name: "中额",
+        level1_role: "manager",
+        level2_role: "finance",
+        level3_role: null,
+        owner_self_fallback_role: "finance",
+      }),
+      expect.objectContaining({
+        name: "大额",
+        level1_role: "manager",
+        level2_role: "ceo",
+        level3_role: "finance",
+        owner_self_fallback_role: "finance",
+      }),
+    ]);
+  });
+
+  it("preserves existing production approval rules instead of replacing them", async () => {
+    const approvalRule = {
+      count: vi.fn().mockResolvedValue(3),
+      createMany: vi.fn(),
+      deleteMany: vi.fn(),
+    };
+
+    await expect(seedApprovalRules({ approvalRule })).resolves.toEqual({
+      created: 0,
+      preserved: 3,
+    });
+    expect(approvalRule.createMany).not.toHaveBeenCalled();
+    expect(approvalRule.deleteMany).not.toHaveBeenCalled();
+  });
+
+  it("creates the three defaults only for an empty approval-rule table", async () => {
+    const approvalRule = {
+      count: vi.fn().mockResolvedValue(0),
+      createMany: vi.fn().mockResolvedValue({ count: 3 }),
+    };
+
+    await expect(seedApprovalRules({ approvalRule })).resolves.toEqual({
+      created: 3,
+      preserved: 0,
+    });
+    expect(approvalRule.createMany).toHaveBeenCalledWith({
+      data: DEFAULT_APPROVAL_RULES.map((item) => ({
+        ...item,
+        enabled: true,
+        created_by: null,
+        updated_by: null,
+      })),
+    });
+  });
+});