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authorNavan Chauhan <navanchauhan@gmail.com>2020-07-02 20:48:33 +0530
committerNavan Chauhan <navanchauhan@gmail.com>2020-07-02 20:48:33 +0530
commit4be08f7bdd77991e9e453c1cda863c3f20c338d5 (patch)
tree083e8e91622221185a28fd50754abc2f86b1df43 /plip/test/test_command_line.py
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diff --git a/plip/test/test_command_line.py b/plip/test/test_command_line.py
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+"""
+Protein-Ligand Interaction Profiler - Analyze and visualize protein-ligand interactions in PDB files.
+test_command_line.py - Unit Tests for special cases.
+"""
+import os
+import subprocess
+import sys
+import tempfile
+import unittest
+
+
+class CommandLineTest(unittest.TestCase):
+ """Checks special and extreme cases for input files."""
+
+ def setUp(self) -> None:
+ self.tmp_dir = tempfile.TemporaryDirectory()
+
+ def tearDown(self) -> None:
+ self.tmp_dir.cleanup()
+
+ def test_empty_input_file(self):
+ """Input file is empty."""
+ exitcode = subprocess.call(f'{sys.executable} ../plipcmd.py -f ./special/empty.pdb -o {self.tmp_dir.name}',
+ shell=True)
+ self.assertEqual(exitcode, 1)
+
+ def test_invalid_pdb_id(self):
+ """A PDB ID with no valid PDB record is provided."""
+ exitcode = subprocess.call(f'{sys.executable} ../plipcmd.py -i xx1x -o {self.tmp_dir.name}', shell=True)
+ self.assertEqual(exitcode, 1)
+
+ def test_invalid_input_file(self):
+ """A file is provided which is not a PDB file."""
+ exitcode = subprocess.call(f'{sys.executable} ../plipcmd.py -f ./special/non-pdb.pdb -o {self.tmp_dir.name}',
+ shell=True)
+ self.assertEqual(exitcode, 1)
+
+ def test_pdb_format_not_available(self):
+ """A valid PDB ID is provided, but there is no entry in PDB format from wwPDB"""
+ exitcode = subprocess.call(f'{sys.executable} ../plipcmd.py -i 4v59 -o {self.tmp_dir.name}', shell=True)
+ self.assertEqual(exitcode, 1)
+
+ def test_valid_pdb(self):
+ """A PDB ID with no valid PDB record is provided."""
+ exitcode = subprocess.call(f'{sys.executable} ../plipcmd.py -x -f ./pdb/1eve.pdb -o {self.tmp_dir.name}',
+ shell=True)
+ self.assertEqual(len(os.listdir(self.tmp_dir.name)), 2)
+ self.assertEqual(exitcode, 0)