diff --git a/app/__main__.py b/app/__main__.py
index aaf2942..1a674ad 100644
--- a/app/__main__.py
+++ b/app/__main__.py
@@ -1,6 +1,4 @@
 """The main entrypoint of the program."""
-
-
 import argparse
 import sys
 from parser import read_specs_file
diff --git a/app/notifier.py b/app/notifier.py
index 99b3ffa..903e791 100644
--- a/app/notifier.py
+++ b/app/notifier.py
@@ -1,6 +1,4 @@
 """Module handling IFTTT notifications."""
-
-
 from typing import List
 import os
 import requests
diff --git a/app/parser.py b/app/parser.py
index ce5fdf5..b02e5a0 100644
--- a/app/parser.py
+++ b/app/parser.py
@@ -1,6 +1,4 @@
 """Handles parsing a config file from disk."""
-
-
 import yaml
 from pathlib import Path
 from typing import List, Union
diff --git a/app/specs/directory.py b/app/specs/directory.py
index 34a92e8..b8fbc32 100644
--- a/app/specs/directory.py
+++ b/app/specs/directory.py
@@ -1,6 +1,4 @@
 """Module defining a directory-based spec."""
-
-
 from .spec import Spec
 from pathlib import Path
 from typing import Union
diff --git a/app/specs/spec.py b/app/specs/spec.py
index 8ba1e28..f26f54b 100644
--- a/app/specs/spec.py
+++ b/app/specs/spec.py
@@ -1,7 +1,4 @@
 """This module contains the base Spec class."""
-
-
-from pathlib import Path
 from typing import Union, Dict
 import skeleton
 import os
diff --git a/app/specs/volume.py b/app/specs/volume.py
index 27d6e7c..403c51b 100644
--- a/app/specs/volume.py
+++ b/app/specs/volume.py
@@ -1,6 +1,4 @@
 """Module defining a Docker volume-based spec."""
-
-
 from .spec import Spec
 from typing import Union
 from pathlib import Path
diff --git a/tests/.gitkeep b/tests/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/test_skeleton.py b/tests/test_skeleton.py
new file mode 100644
index 0000000..2da81bf
--- /dev/null
+++ b/tests/test_skeleton.py
@@ -0,0 +1,69 @@
+"""Tests for the skeleton module."""
+from app.skeleton import merge
+
+
+def test_merge_empty():
+    """Test correct response for an empty merge."""
+    assert merge() == {}
+
+
+def test_merge_single():
+    """Test merge command with a single input."""
+    assert merge({}) == {}
+
+    dic = {"test": "value", "test2": "value2"}
+
+    assert merge(dic) == dic
+
+
+def test_merge_double_no_overlap():
+    """Test merge command with two non-overlapping inputs."""
+    d1 = {"test": "value", "test2": "value2"}
+    d2 = {"test3": "value3"}
+    d_res = {"test": "value", "test2": "value2", "test3": "value3"}
+
+    assert merge(d1, d2) == d_res
+
+
+def test_merge_double_overlap():
+    """Test merge command with two overlapping inputs."""
+    d1 = {"test": "value", "test2": "value2"}
+    d2 = {"test2": "value3"}
+    d_res = {"test": "value", "test2": "value3"}
+
+    assert merge(d1, d2) == d_res
+
+
+def test_merge_triple_no_overlap():
+    """Test merge command with three non-overlapping inputs.
+
+    This test tells us that the recursion works.
+    """
+    d1 = {"test": "value", "test2": "value2"}
+    d2 = {"test3": "value3"}
+    d3 = {"test4": "value4"}
+    d_res = {
+        "test": "value",
+        "test2": "value2",
+        "test3": "value3",
+        "test4": "value4",
+    }
+
+    assert merge(d1, d2, d3) == d_res
+
+
+def test_merge_triple_overlap():
+    """Test merge command with three overlapping inputs.
+
+    This test tells us that the recursion works.
+    """
+    d1 = {"test": "value", "test2": "value2"}
+    d2 = {"test3": "value3"}
+    d3 = {"test2": "value4"}
+    d_res = {
+        "test": "value",
+        "test2": "value4",
+        "test3": "value3",
+    }
+
+    assert merge(d1, d2, d3) == d_res
diff --git a/tests/test_succeed.py b/tests/test_succeed.py
deleted file mode 100644
index a5797d6..0000000
--- a/tests/test_succeed.py
+++ /dev/null
@@ -1,2 +0,0 @@
-def test_succeed():
-    pass