diff --git a/tests/models/test_category.py b/tests/models/test_category.py
new file mode 100644
index 0000000..24134e7
--- /dev/null
+++ b/tests/models/test_category.py
@@ -0,0 +1,50 @@
+#!/bin/python
+
+from src.models import Category
+
+
+def test_single_level_category():
+    c = Category.from_str("single")
+    assert c
+    assert c.name == "single"
+    assert c.parent is None
+
+def test_two_level_category():
+    c = Category.from_str("first:second")
+    assert c
+    assert c.name == "second"
+    assert isinstance(c.parent, Category)
+    assert c.parent.name == "first"
+    assert c.parent.parent is None
+
+def test_three_level_category():
+    c = Category.from_str("first:second:third")
+    assert c
+    assert c.name == "third"
+    assert isinstance(c.parent, Category)
+    assert c.parent.name == "second"
+    assert isinstance(c.parent.parent, Category)
+    assert c.parent.parent.name == "first"
+    assert c.parent.parent.parent is None
+
+def test_single_level_category_to_string():
+    c = Category.from_str("single")
+    assert c
+    assert str(c) == "single"
+
+def test_two_level_category_to_string():
+    c = Category(name = "second", parent=Category(name = "first"))
+    assert c.to_str() == "first:second"
+
+def test_three_level_category_to_string():
+    c = Category(name = "third", parent=Category(name = "second", parent=Category(name="first")))
+    assert c.to_str() == "first:second:third"
+
+def test_category_str():
+    c = Category.from_str("first:second:third")
+    assert str(c) == "first:second:third"
+
+def test_category_repr():
+    c = Category.from_str("first:second:third")
+    assert repr(c) == "Category.from_str(\"first:second:third\")"
+