[LAB1] 312553008

[chris-chi-chen]

Description

#2

modify test.js, add essential functions to test the functions of main.js

• A clear title (name your pr "[LAB{lab_number}] {your_student_id}")
• A meaningful message for PR, as well as its commits
• From your specific branch (not main or other's branch) merging to your branch
• Excluding any irrelevant files, such as binaries, text files, or dot files
• [] Passing tests/CI
• [] Add proper label for this PR

[TaiYou-TW]

You should re-sync the branch under your repo to avoid include so many file changes in your PR.