diff --git a/pyproject.toml b/pyproject.toml
index 332018a..a98249d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "exact_cover"
-version = "1.0.0-alpha.0"
+version = "1.0.0-alpha.1"
 description = "Solve exact cover problems"
 readme = "README.md"
 authors = ["Moy Easwaran"]
diff --git a/tests/test_debug.py b/tests/test_debug.py
new file mode 100644
index 0000000..e7ed698
--- /dev/null
+++ b/tests/test_debug.py
@@ -0,0 +1,23 @@
+import numpy as np
+import pytest
+
+from hypothesis import given
+
+from exact_cover import get_exact_cover
+from exact_cover.error import NoSolution
+from .helpers.polyomino_data import polyomino_problem
+from .test_exact_cover_problems import large_problems_without_solution
+
+
+def test_exact_cover_debug_on():
+    data = np.array([[1, 0, 0], [0, 1, 0], [0, 1, 1], [0, 0, 1]], dtype=np.int32)
+    expected = np.array([0, 1, 3])
+    actual = get_exact_cover(data, debug=True)
+    np.testing.assert_array_equal(actual, expected)
+
+
+def test_exact_cover_debug_off():
+    data = np.array([[1, 0, 0], [0, 1, 0], [0, 1, 1], [0, 0, 1]], dtype=np.int32)
+    expected = np.array([0, 1, 3])
+    actual = get_exact_cover(data, debug=False)
+    np.testing.assert_array_equal(actual, expected)