test: migrate to ts and chai@5

.mocharc.yml

@@ -0,0 +1,9 @@
+reporter: spec
+loader:
+  # - ts-node/esm
+require:
+  - ts-node/register
+  - chai/register-should.js
+
+spec: ["test/*.ts"]
+watch-files: ["lib"]

package.json

@@ -8,7 +8,7 @@
     "build": "tsc -b",
     "clean": "tsc -b --clean",
     "eslint": "eslint .",
-    "test": "mocha test/index.js --require ts-node/register",
+    "test": "mocha",
     "test-cov": "c8 --reporter=lcovonly npm run test"
   },
   "files": [
@@ -30,10 +30,12 @@
     "js-yaml": "^4.1.0"
   },
   "devDependencies": {
+    "@types/chai": "^4.3.11",
     "@types/js-yaml": "^4.0.5",
+    "@types/mocha": "^10.0.6",
     "@types/node": "^18.11.7",
     "c8": "^9.1.0",
-    "chai": "^4.3.6",
+    "chai": "^5.0.0",
     "eslint": "^8.23.1",
     "eslint-config-hexo": "^5.0.0",
     "mocha": "^10.0.0",

test/.eslintrc → test/.eslintrc.json

@@ -1,7 +1,7 @@
 {
-  "extends": "hexo/test",
+  "extends": "hexo/ts-test",
   "rules": {
     "@typescript-eslint/no-var-requires": 0,
     "@typescript-eslint/no-empty-function": 0
   }
-}
+}

test/index.js → test/index.ts

@@ -1,9 +1,7 @@
-'use strict';
 
-const should = require('chai').should(); // eslint-disable-line
+const yfm = require('../lib/front_matter.ts');
 
 describe('Front-matter', () => {
-  const yfm = require('../lib/front_matter.ts');
 
   describe('split', () => {
     it('not string', () => {
@@ -373,7 +371,7 @@ describe('Front-matter', () => {
       ].join('\n');
 
       const data = yfm.parse(str);
-      parseInt(data.date.getTime() / 1000, 10).should.eql(parseInt(unixTime / 1000, 10));
+      parseInt(String(data.date.getTime() / 1000), 10).should.eql(parseInt(String(unixTime / 1000), 10));
     });
   });
 

tsconfig.json

@@ -6,14 +6,15 @@
     "outDir": "dist",
     "declaration": true,
     "esModuleInterop": true,
-    "types": [
-      "node"
-    ]
+    "types": ["node"]
   },
-  "include": [
-    "lib/front_matter.ts"
-  ],
-  "exclude": [
-    "node_modules"
-  ]
-}
+  "include": ["lib/front_matter.ts"],
+  "exclude": ["node_modules"],
+
+  "ts-node": {
+    "transpileOnly": true,
+    "compilerOptions": {
+      "types": ["node", "mocha", "chai"]
+    }
+  }
+}