import { describe, expect, it } from "vitest";
import {
  describeAssertion,
  evaluateAssertion,
  exportRunJson,
  exportRunMarkdown,
  extractVariables,
  newTestCase,
  queryJsonPath,
  runStats,
  suggestAssertions,
  type StepHttpResponse,
} from "./testing";
import type { TestAssertion } from "./model";

const res: StepHttpResponse = {
  status: 200,
  headers: { "Content-Type": "application/json", "X-Trace-Id": "abc123" },
  body: JSON.stringify({ code: 0, data: { id: 42, name: "opsx", tags: ["a", "b"] }, msg: "ok" }),
  timeMs: 123,
};

const as = (over: Partial<TestAssertion>): TestAssertion => ({
  id: "a1",
  enabled: true,
  target: "status",
  locator: "",
  op: "eq",
  expected: "",
  ...over,
});

describe("queryJsonPath", () => {
  it("基本路径", () => {
    const obj = JSON.parse(res.body);
    expect(queryJsonPath(obj, "$.code")).toBe(0);
    expect(queryJsonPath(obj, "$.data.id")).toBe(42);
    expect(queryJsonPath(obj, "$.data.tags[1]")).toBe("b");
    expect(queryJsonPath(obj, "$['data']['name']")).toBe("opsx");
    expect(queryJsonPath(obj, "$.data.missing")).toBeUndefined();
    expect(queryJsonPath(obj, "$")).toEqual(obj);
  });
});

describe("断言评估", () => {
  it("状态码 / 耗时（数字比较）", () => {
    expect(evaluateAssertion(res, as({ target: "status", op: "eq", expected: "200" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "status", op: "lt", expected: "300" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "timeMs", op: "gt", expected: "100" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "timeMs", op: "lt", expected: "50" })).passed).toBe(false);
  });

  it("Header 大小写不敏感", () => {
    expect(evaluateAssertion(res, as({ target: "header", locator: "x-trace-id", op: "contains", expected: "abc" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "header", locator: "X-Missing", op: "exists" })).passed).toBe(false);
  });

  it("JSONPath 断言", () => {
    expect(evaluateAssertion(res, as({ target: "body", locator: "$.data.name", op: "jsonpath_eq", expected: "opsx" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "body", locator: "$.data.id", op: "jsonpath_eq", expected: "43" })).passed).toBe(false);
    expect(evaluateAssertion(res, as({ target: "body", locator: "$.msg", op: "jsonpath_contains", expected: "o" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "body", locator: "$.data.name", op: "exists" })).passed).toBe(true);
    expect(evaluateAssertion(res, as({ target: "body", locator: "$.none", op: "not_exists" })).passed).toBe(true);
  });

  it("非 JSON 响应的 jsonpath 断言失败但不抛错", () => {
    const plain = { ...res, body: "hello world" };
    const r = evaluateAssertion(plain, as({ target: "body", locator: "$.a", op: "jsonpath_eq", expected: "1" }));
    expect(r.passed).toBe(false);
    expect(r.actual).toContain("非 JSON");
  });

  it("断言文案", () => {
    expect(describeAssertion(as({ target: "status", op: "eq", expected: "200" }))).toContain("状态码");
    expect(describeAssertion(as({ target: "body", locator: "$.a", op: "jsonpath_contains", expected: "x" }))).toContain("$.a");
  });
});

describe("变量提取", () => {
  it("提取到平面对象", () => {
    const out = extractVariables(res, [
      { id: "e1", jsonpath: "$.data.id", varName: "petId" },
      { id: "e2", jsonpath: "$.data.name", varName: "petName" },
      { id: "e3", jsonpath: "$.none", varName: "missing" },
      { id: "e4", jsonpath: "", varName: "bad" },
    ]);
    expect(out).toEqual({ petId: "42", petName: "opsx" });
  });
});

describe("默认断言与统计", () => {
  it("suggestAssertions 至少含状态码与耗时", () => {
    const list = suggestAssertions({ method: "GET", url: "https://x" } as never);
    expect(list.length).toBeGreaterThanOrEqual(2);
    expect(list[0].target).toBe("status");
  });
  it("runStats", () => {
    expect(runStats({ stepResults: [{ ok: true }, { ok: false }, { ok: true }] })).toEqual({ ok: 2, fail: 1 });
  });
});

describe("报告导出", () => {
  it("Markdown 结构", () => {
    const md = exportRunMarkdown({
      caseName: "下单流程",
      at: Date.now(),
      trigger: "manual",
      totalMs: 500,
      passed: false,
      stepResults: [
        {
          name: "创建订单",
          method: "POST",
          url: "https://api.test/orders",
          ok: true,
          httpStatus: 200,
          durationMs: 200,
          error: null,
          assertionResults: [{ label: "状态码 = 200", passed: true, actual: "200", expected: "200" }],
        },
        {
          name: "查询订单",
          method: "GET",
          url: "https://api.test/orders/1",
          ok: false,
          httpStatus: 404,
          durationMs: 300,
          error: null,
          assertionResults: [{ label: "状态码 = 200", passed: false, actual: "404", expected: "200" }],
        },
      ],
    });
    expect(md).toContain("# 测试报告 · 下单流程");
    expect(md).toContain("1/2 步骤通过");
    expect(md).toContain("POST https://api.test/orders");
    expect(md).toContain("| 状态码 = 200 | 200 | 404 | ❌ |");
  });
});

describe("用例构造", () => {
  it("newTestCase 默认值", () => {
    const tc = newTestCase("冒烟");
    expect(tc.steps).toEqual([]);
    expect(tc.continueOnFailure).toBe(false);
    expect(tc.id).toMatch(/^tc-/);
  });
});

import { cronMatches, isValidCron, scheduleIsDue } from "./cron";

describe("exportRunJson", () => {
  it("emits opsxapi schema", () => {
    const json = JSON.parse(
      exportRunJson({
        caseName: "demo",
        at: 1,
        trigger: "manual",
        totalMs: 10,
        passed: true,
        stepResults: [],
      }),
    );
    expect(json.schema).toBe("opsxapi.test-run.v1");
    expect(json.caseName).toBe("demo");
  });
});

describe("cron", () => {
  it("validates 5-field expressions", () => {
    expect(isValidCron("*/5 * * * *")).toBe(true);
    expect(isValidCron("* * *")).toBe(false);
    expect(isValidCron("*/0 * * * *")).toBe(false);
    expect(isValidCron("61 * * * *")).toBe(false);
    expect(isValidCron("10-2 * * * *")).toBe(false);
    expect(cronMatches("*/0 * * * *", new Date(2026, 0, 1, 12, 10))).toBe(false);
  });

  it("matches */5 minutes", () => {
    const d = new Date(2026, 0, 1, 12, 10, 0); // min=10
    expect(cronMatches("*/5 * * * *", d)).toBe(true);
    expect(cronMatches("*/5 * * * *", new Date(2026, 0, 1, 12, 11, 0))).toBe(false);
  });

  it("scheduleIsDue prefers cron over interval", () => {
    const d = new Date(2026, 0, 1, 12, 0, 0);
    expect(
      scheduleIsDue({ intervalMinutes: 999, cron: "0 * * * *", lastRunAt: null }, d),
    ).toBe(true);
    expect(
      scheduleIsDue(
        { intervalMinutes: 1, cron: "0 * * * *", lastRunAt: d.getTime() },
        d,
      ),
    ).toBe(false);
  });
});