diff --git a/t/README b/t/README
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--- /dev/null
+++ b/t/README
@@ -0,0 +1,12 @@
+================================================================================
+TESTING FOR :QOTDD
+================================================================================
+
+To test :qotdd, make just change directories into the root of the repository;
+then, load `t.lisp` from there, like so:
+
+	[0]> (load "t/t.lisp")
+
+Then, you can run the tests:
+
+	[1]> (qotdd-testing:do-all)
diff --git a/t/misc.lisp b/t/misc.lisp
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--- /dev/null
+++ b/t/misc.lisp
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+;; ----------------------------------------
+;; MISC.LISP
+;; ----------------------------------------
+
+(rt:deftest value-or_i
+            (qotdd:value-or 1 2)
+            1)
+
+(rt:deftest value-or_ii
+            (qotdd:value-or (eq 1 2) 2)
+            2)
+
+(rt:deftest iso8601
+            (qotdd:iso8601 3747276860)
+            "2018-09-30")
diff --git a/t/package.lisp b/t/package.lisp
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--- /dev/null
+++ b/t/package.lisp
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+(defpackage :qotdd
+  (:use :cl)
+  (:export 
+
+    ;; PUBLIC FUNCTIONS
+    ;;============================== 
+
+    ;; server.lisp
+    ;;-------------------- 
+    :server
+
+
+    ;; PRIVATE FUNCTIONS
+    ;;============================== 
+
+    ;; misc.lisp
+    ;;-------------------- 
+    :value-or
+    :iso8601
+    :random-item
+
+    ;; quotes.lisp
+    ;;-------------------- 
+    :get-quotes
+    :get-quote
+    :get-quote-date
+    :remove-quote-date
+    
+    ;; server.lisp
+    ;;-------------------- 
+    :connection-get
+    :connection-kill
+    :main
+    :connection-msg
+
+    ;; stream.lisp
+    ;;-------------------- 
+    :read-line-until
+    :read-line-chunked
+
+    ;; string.lisp
+    ;;-------------------- 
+    :string-line-list
+    :line-list-string
+    :string-after-prefix
+    :get-line
+    :position-line
+    :nth-string
+    :get-colon-value
+    :remove-colon-value
+    :min-string-length
+    :pad-string
+    :getf-string
+    :getf-strings))
+
+(in-package :qotdd)
diff --git a/t/string.lisp b/t/string.lisp
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--- /dev/null
+++ b/t/string.lisp
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+;; ----------------------------------------
+;; STRING.LISP
+;; ----------------------------------------
+
+
+;; DATA DECLARATIONS
+;; ----------------------------------------
+
+(defvar *single-line-string*
+  "Hiya! <3<3<3")
+
+(defvar *multi-line-string*
+  "Oh, hi, how're you doing?
+I hope you responded 'fine'.
+Honestly, I can't hear you from here,
+Hopefully your day is OK, though. <3")
+
+(defvar *line-list*
+  '("Oh, hi, how're you doing?"
+   "I hope you responded 'fine'."
+   "Honestly, I can't hear you from here,"
+   "Hopefully your day is OK, though. <3"))
+
+(defvar *single-line-list*
+  '("Hiya! <3<3<3"))
+
+
+
+;; TESTS
+;; ----------------------------------------
+
+(rt:deftest string-line-list-i
+            (qotdd:string-line-list *multi-line-string*)
+            ("Oh, hi, how're you doing?" "I hope you responded 'fine'."
+             "Honestly, I can't hear you from here,"
+             "Hopefully your day is OK, though. <3"))
+
+(rt:deftest string-line-list-ii
+            (qotdd:string-line-list *single-line-string*)
+            ("Hiya! <3<3<3"))
+
+
+
+(rt:deftest line-list-string-i
+            (qotdd:line-list-string *line-list*)
+            "Oh, hi, how're you doing?
+I hope you responded 'fine'.
+Honestly, I can't hear you from here,
+Hopefully your day is OK, though. <3")
+
+(rt:deftest line-list-string-ii
+            (qotdd:line-list-string *single-line-list*)
+            "Hiya! <3<3<3")
+
+
+
+(rt:deftest string-after-prefix-i
+            (qotdd:string-after-prefix "Doggo -- Pomeranian" "Doggo -- ")
+            "Pomeranian")
+
+(rt:deftest string-after-prefix-ii
+            (qotdd:string-after-prefix "Doggo -- Pomeranian" "oggo -- ")
+            nil)
+
+
+
+(rt:deftest get-line-i
+            (qotdd:get-line *multi-line-string* "I hope")
+            "I hope you responded 'fine'.")
diff --git a/t/t.lisp b/t/t.lisp
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--- /dev/null
+++ b/t/t.lisp
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+(ql:quickload :rt)
+(ql:quickload :cl-strings)
+
+
+
+(defpackage :qotdd-testing
+  (:use :cl)
+  (:export
+
+    :do-all))
+
+(in-package :qotdd-testing)
+
+
+
+(defun do-all ()
+  "Execute all tests."
+
+  (rt:do-tests))
+
+
+
+
+(load "t/package.lisp")
+
+(load "src/misc.lisp")
+(load "t/misc.lisp")
+
+(load "src/string.lisp")
+(load "t/string.lisp")
+
+(qotdd-testing:do-all)