added tests for the amixer sget

tests/test_amixer.py

@@ -0,0 +1,37 @@
+import unittest
+import jc.parsers.amixer
+import os
+import json
+
+THIS_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class AmixerTests(unittest.TestCase):
+    AMIXER_CMD = 'amixer'
+    UBUNTU_22_04_TEST_FIXTURES_PATH = f'tests/fixtures/ubuntu-22.04/'
+    AMIXER_CONTROL_PATH = f'{UBUNTU_22_04_TEST_FIXTURES_PATH}amixer-control-'
+    TEST_FILES_NAME = [
+        f"{AMIXER_CONTROL_PATH}capture",
+        f'{AMIXER_CONTROL_PATH}headphone',
+        f'{AMIXER_CONTROL_PATH}master',
+        f'{AMIXER_CONTROL_PATH}speakers',
+    ]
+
+    def setUp(self):
+        self.test_files_out = [f'{file}.out' for file in self.TEST_FILES_NAME]
+        self.test_files_json = [f'{file}.json' for file in self.TEST_FILES_NAME]
+
+    def test_amixer_sget(self):
+        for file_out, file_json in zip(self.test_files_out, self.test_files_json):
+            with open(file_out, 'r') as f:
+                amixer_sget_raw_output: str = f.read()
+            with open(file_json, 'r') as f:
+                expected_amixer_sget_json_output: str = f.read()
+                expected_amixer_sget_json_map: dict = json.loads(expected_amixer_sget_json_output)
+            amixer_sget_json_map: dict = jc.parse(self.AMIXER_CMD, amixer_sget_raw_output)
+            self.assertEqual(amixer_sget_json_map, expected_amixer_sget_json_map)
+
+
+
+if __name__ == '__main__':
+    unittest.main()