fix(test): fixed test case

[fllesser]

No description provided.

[github-actions]

类型	PIL 耗时(秒)	HTML 耗时(秒)	渲染所用图片总大小(MB)	PIL 导出图片大小(MB)	HTML 导出图片大小(MB)
微博视频	0.01115	0.77231	0.01280	0.03432	0.18050
微博视频2	0.01272	0.76232	0.01280	0.03541	0.18327
微博纯文2	0.02592	0.83603	0.00628	0.11963	0.35888
哔哩哔哩动态(包含emoji)	0.24014	3.04440	0.01244	0.18507	0.55960
微博图集(2张)	0.32132	1.05192	4.88308	0.64458	2.21195
微博图集(4张)	0.36815	1.57085	2.34023	0.72816	2.45148
B站动态	0.41039	2.84915	0.00653	1.34777	3.51336
微博图集(9张)	1.07833	1.83945	10.98936	0.98579	3.08158

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.
see 28 files with indirect coverage changes