Add unit tests for core functionality

Coding With Shawn · Coding With Shawn · commit 7d0af595f0d3 · 2024-12-27T21:49:18.000-06:00
diff --git a/foo.txt b/foo.txt
@@ -1 +1 @@
-"Tue Dec 24 2024 15:21:51 GMT-0600 (Central Standard Time)" 
+"Tue Dec 24 2024 16:41:55 GMT-0600 (Central Standard Time)" 

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-"Tue Dec 24 2024 15:21:51 GMT-0600 (Central Standard Time)"`
	`1`	`+"Tue Dec 24 2024 16:41:55 GMT-0600 (Central Standard Time)"`