chore: Update testing

.gitignore

@@ -1,4 +1,5 @@
 .vscode
 dist/
 node_modules/
+lib/coverage
 lib/test/output.ts

lib/test/util.deepMerge.test.ts

@@ -1,3 +1,4 @@
+import { deepEqual } from "../util"
 import { deepMerge } from "../util/deepMerge"
 
 describe("deepMerge", () => {
@@ -12,6 +13,13 @@ describe("deepMerge", () => {
       a: { b: 3, c: 2 },
     })
   })
+  test("deepMerge({a: {b: 1, c:2}}, {a: {b: 3}}) should equal {a: {b: 3, c: 2}} with deep equal", () => {
+    expect(
+      deepEqual(deepMerge({ a: { b: 1, c: 2 } }, { a: { b: 3 } }), {
+        a: { b: 3, c: 2 },
+      }),
+    ).toBeTruthy()
+  })
   test("deepMerge([1,2,3], [2,3,4]) should equal [2,3,4]", () => {
     expect(deepMerge([1, 2, 3], [2, 3, 4])).toEqual([2, 3, 4])
   })

package.json

@@ -5,7 +5,7 @@
   "main": "./lib/index.js",
   "types": "./lib/index.d.ts",
   "scripts": {
-    "test": "jest -c ./jest.config.js",
+    "test": "jest -c ./jest.config.js --coverage",
     "buildOutput": "ts-node --esm ./lib/test/makeOutput.ts && npx prettier --write '**/*.ts'",
     "check": "tsc --noEmit"
   },