const workflowUtils = require("../../../src/utils/workflow");

describe("Workflow Utils", () => {
    describe("parseWorkflowSteps", () => {
        it("throws error for invalid steps array", () => {
            expect(() => workflowUtils.parseWorkflowSteps({})).toThrow(/参数校验失败/);
            expect(() => workflowUtils.parseWorkflowSteps({ steps: [] })).toThrow(/参数校验失败/);
        });

        it("parses valid steps array", () => {
            expect(workflowUtils.parseWorkflowSteps({ steps: [{ id: 1 }] })).toEqual([{ id: 1 }]);
        });
    });

    describe("buildWorkflowStepsFromApprovalRule", () => {
        it("builds steps correctly for valid rule", () => {
            const result = workflowUtils.buildWorkflowStepsFromApprovalRule({
                level1_role: "manager",
                level2_role: "finance",
            });
            expect(result.length).toBe(2);
            expect(result[0].assignee_rule.type).toBe("department_manager");
            expect(result[1].assignee_rule.type).toBe("role");
            expect(result[1].assignee_rule.value).toBe("finance");
        });

        it("throws if rule is empty or missing roles", () => {
            expect(() => workflowUtils.buildWorkflowStepsFromApprovalRule({})).toThrow(/参数校验失败/);
        });
    });

    describe("resolveAssigneeFromRule", () => {
        it("resolves role type", async () => {
            const res = await workflowUtils.resolveAssigneeFromRule({ type: "role", value: "hr" });
            expect(res.assigneeRole).toBe("hr");
            expect(res.assigneeId).toBe(null);
        });

        it("throws for invalid rule", async () => {
            await expect(workflowUtils.resolveAssigneeFromRule(null)).rejects.toThrow(/参数校验失败/);
            await expect(workflowUtils.resolveAssigneeFromRule({ type: "unknown" })).rejects.toThrow(/参数校验失败/);
        });
    });

    describe("toMoneyString", () => {
        it("converts values to string correctly", () => {
            expect(workflowUtils.toMoneyString(null)).toBe(null);
            expect(workflowUtils.toMoneyString("10.0")).toBe("10.0");
            expect(workflowUtils.toMoneyString(10)).toBe("10");
        });
    });
});