From 490b58886b8f0730a1191e29e687cfb49e0faab9 Mon Sep 17 00:00:00 2001
From: Spitap <dev@asdrip.fr>
Date: Sat, 25 Feb 2023 10:59:37 +0100
Subject: [PATCH] Added lib tests

---
 modoboa/pdfcredentials/tests/test_lib.py | 78 ++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 modoboa/pdfcredentials/tests/test_lib.py

diff --git a/modoboa/pdfcredentials/tests/test_lib.py b/modoboa/pdfcredentials/tests/test_lib.py
new file mode 100644
index 000000000..7e7709b19
--- /dev/null
+++ b/modoboa/pdfcredentials/tests/test_lib.py
@@ -0,0 +1,78 @@
+"""PDF credentials lib tests."""
+
+import os
+import shutil
+import tempfile
+
+from django.test import override_settings
+from django.urls import reverse
+
+from modoboa.admin import factories
+from modoboa.core import models as core_models
+
+from modoboa.lib.tests import ModoAPITestCase
+from modoboa.lib.exceptions import InternalError
+
+import modoboa.pdfcredentials.lib as lib
+from subprocess import Popen, PIPE
+
+
+class PDFCredentialsLibTestCase(ModoAPITestCase):
+
+    @classmethod
+    def setUpTestData(cls):  # NOQA:N802
+        """Create test data."""
+        super().setUpTestData()
+        factories.populate_database()
+
+    def tearDown(self):
+        """Reset test env."""
+        shutil.rmtree(self.workdir)
+
+    def _create_account(self, username, expected_status=201):
+        url = reverse("v2:account-list")
+        data = {
+            "username": f"{username}",
+            "role": "SimpleUsers",
+            "mailbox": {
+                "use_domain_quota": True
+            },
+            "password": "Toto12345",
+            "language": "fr",
+        }
+        resp = self.client.post(url, data, format="json")
+        self.assertEqual(resp.status_code, expected_status)
+        return data
+
+    def test_storage_dir_setting(self):
+        """Test multiple possibilities with storage_dir setup"""
+        self.set_global_parameter("storage_dir", "/I_DONT_EXIST")
+        with self.assertRaises(InternalError):
+            lib.init_storage_dir()
+        self.set_global_parameter("storage_dir", "/root")
+        with self.assertRaises(InternalError):
+            lib.init_storage_dir()
+        self.set_global_parameter("storage_dir", self.workdir)
+        self.assertIsNone(lib.init_storage_dir())
+
+    def test_pdf_decryption(self):
+        """Test that PDFs are decrypted."""
+        username = "toto1818@test.com"
+        self._create_account(username)
+        fname = os.path.join(self.workdir, "{}.pdf".format(username))
+        self.assertTrue(os.path.exists(fname))
+        filebuff = lib.decrypt_file(fname)
+        self.assertIn("application/pdf",
+                      Popen("/usr/bin/file -b --mime -",
+                            shell=True,
+                            stdout=PIPE,
+                            stdin=PIPE)
+                      .communicate(filebuff)[0].strip().decode()
+                      )
+        with open(fname, "r") as file:
+            with self.assertRaises(UnicodeDecodeError):
+                Popen("/usr/bin/file -b --mime -",
+                      shell=True,
+                      stdout=PIPE,
+                      stdin=PIPE).communicate(file.read(1024))[0].strip()
+