diff --git a/tests/files/lk.img b/tests/files/lk.img
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diff --git a/tests/lk_image_test.py b/tests/lk_image_test.py
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+#
+# This file is part of liblk (https://github.com/R0rt1z2/liblk).
+# Copyright (c) 2023 Roger Ortiz.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import os
+import unittest
+
+from liblk.LkImage import LkImage
+from liblk.Exceptions import NeedleNotFoundException
+
+class TestLkImage(unittest.TestCase):
+    def setUp(self) -> None:
+        # The repository contains a sample LK image for testing purposes.
+        # This file is the bootloader image of the Realme 8 (RMX3085 - nashc).
+        self.lk_image = LkImage("tests/files/lk.img")
+
+    def test_lk_image_load(self) -> None:
+        # Make sure the file was loaded correctly by checking for 'lk_contents'.
+        self.assertGreater(len(self.lk_image.lk_contents), 0, "Contents of the LK image are empty.")
+
+        # Make sure the partitions list is not empty and contains at least one
+        # valid partition.
+        self.assertGreater(len(self.lk_image.partitions), 0, "Partitions list is empty.")
+
+    def test_lk_image_patch(self) -> None:
+        # Try to patch the LK image with a valid needle and patch.
+        try:
+            self.lk_image.apply_patch(bytearray.fromhex("30b583b002ab"),
+                                      bytearray.fromhex("00207047"))
+        except NeedleNotFoundException:
+            self.fail("Needle not found.")
+        except Exception as e:
+            self.fail("Unexpected exception: " + str(e))
+
+        # Check whether the patch was applied correctly.
+        self.assertIn(bytearray.fromhex("00207047"), self.lk_image.lk_contents)
+
+if __name__ == '__main__':
+    unittest.main()
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