fix(cert): 修正证书过期时间计算逻辑

packages/plugins/plugin-cert/src/plugin/cert-plugin/base.ts

@@ -145,7 +145,8 @@ export abstract class CertApplyBasePlugin extends CertApplyBaseConvertPlugin {
       throw new Error("过期时间不能为空");
     }
     // 检查有效期
-    const leftDays = dayjs(expires).diff(dayjs(), "day");
+    const leftDays = Math.floor((expires - dayjs().valueOf()) / (1000 * 60 * 60 * 24));
+    this.logger.info(`证书剩余天数：${leftDays}`);
     return {
       isWillExpire: leftDays <= maxDays,
       leftDays,

packages/plugins/plugin-cert/test/cert-plugin.test.mjs

@@ -0,0 +1,27 @@
+import { expect } from "chai";
+import { CertApplyPlugin } from "../dist/index.js";
+import dayjs from "dayjs";
+import { logger } from "@certd/basic";
+
+describe("test/cert-plugin.ts", () => {
+  const certApplyPlugin = new CertApplyPlugin();
+  certApplyPlugin.logger = logger;
+  it("should throw error when expires is null or undefined", () => {
+    expect(() => {
+      // @ts-ignore
+      certApplyPlugin.isWillExpire(undefined);
+    }).throw("过期时间不能为空");
+
+    expect(() => {
+      // @ts-ignore
+      certApplyPlugin.isWillExpire(null);
+    }).throw("过期时间不能为空");
+  });
+
+  it("isWillExpire", () => {
+    const now = dayjs().add(36, "day") - 10000;
+    const res = certApplyPlugin.isWillExpire(now.valueOf(), 35);
+    console.log(res);
+    expect(res.isWillExpire).eq(true);
+  });
+});