add top tests

tests/test_top.py

@@ -0,0 +1,59 @@
+import os
+import unittest
+import json
+import jc.parsers.top
+
+THIS_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class MyTests(unittest.TestCase):
+
+    def setUp(self):
+        # input
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n3.out'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n3 = f.read()
+
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n1-gib.out'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n1_gib = f.read()
+
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n1-gib-allfields-w.out'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n1_gib_allfields_w = f.read()
+
+        # output
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n3.json'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n3_json = json.loads(f.read())
+
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n1-gib.json'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n1_gib_json = json.loads(f.read())
+
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/centos-7.7/top-b-n1-gib-allfields-w.json'), 'r', encoding='utf-8') as f:
+            self.centos_7_7_top_b_n1_gib_allfields_w_json = json.loads(f.read())
+
+
+    def test_top_nodata(self):
+        """
+        Test 'top -b' with no data
+        """
+        self.assertEqual(jc.parsers.top.parse('', quiet=True), [])
+
+    def test_top_centos_7_7(self):
+        """
+        Test 'top -b -n 3' on Centos 7.7
+        """
+        self.assertEqual(jc.parsers.top.parse(self.centos_7_7_top_b_n3, quiet=True), self.centos_7_7_top_b_n3_json)
+
+    def test_top_gib_centos_7_7(self):
+        """
+        Test 'top -b -n 1' with units as GiB on Centos 7.7
+        """
+        self.assertEqual(jc.parsers.top.parse(self.centos_7_7_top_b_n1_gib, quiet=True), self.centos_7_7_top_b_n1_gib_json)
+
+    def test_top_gib_allfields_wide_centos_7_7(self):
+        """
+        Test 'top -b -n 1' with units as GiB, all fields selected, and wide output on Centos 7.7
+        """
+        self.assertEqual(jc.parsers.top.parse(self.centos_7_7_top_b_n1_gib_allfields_w, quiet=True), self.centos_7_7_top_b_n1_gib_allfields_w_json)
+
+
+if __name__ == '__main__':
+    unittest.main()