1 files changed, 99 insertions, 0 deletions
diff --git a/tests/unittests/test_vmware/test_custom_script.py b/tests/unittests/test_vmware/test_custom_script.py
new file mode 100644
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+++ b/tests/unittests/test_vmware/test_custom_script.py
@@ -0,0 +1,99 @@
+# Copyright (C) 2015 Canonical Ltd.
+# Copyright (C) 2017 VMware INC.
+#
+# Author: Maitreyee Saikia <msaikia@vmware.com>
+#
+# This file is part of cloud-init. See LICENSE file for license information.
+
+from cloudinit import util
+from cloudinit.sources.helpers.vmware.imc.config_custom_script import (
+    CustomScriptConstant,
+    CustomScriptNotFound,
+    PreCustomScript,
+    PostCustomScript,
+)
+from cloudinit.tests.helpers import CiTestCase, mock
+
+
+class TestVmwareCustomScript(CiTestCase):
+    def setUp(self):
+        self.tmpDir = self.tmp_dir()
+
+    def test_prepare_custom_script(self):
+        """
+        This test is designed to verify the behavior based on the presence of
+        custom script. Mainly needed for scenario where a custom script is
+        expected, but was not properly copied. "CustomScriptNotFound" exception
+        is raised in such cases.
+        """
+        # Custom script does not exist.
+        preCust = PreCustomScript("random-vmw-test", self.tmpDir)
+        self.assertEqual("random-vmw-test", preCust.scriptname)
+        self.assertEqual(self.tmpDir, preCust.directory)
+        self.assertEqual(self.tmp_path("random-vmw-test", self.tmpDir),
+                         preCust.scriptpath)
+        with self.assertRaises(CustomScriptNotFound):
+            preCust.prepare_script()
+
+        # Custom script exists.
+        custScript = self.tmp_path("test-cust", self.tmpDir)
+        util.write_file(custScript, "test-CR-strip/r/r")
+        postCust = PostCustomScript("test-cust", self.tmpDir)
+        self.assertEqual("test-cust", postCust.scriptname)
+        self.assertEqual(self.tmpDir, postCust.directory)
+        self.assertEqual(custScript, postCust.scriptpath)
+        self.assertFalse(postCust.postreboot)
+        postCust.prepare_script()
+        # Check if all carraige returns are stripped from script.
+        self.assertFalse("/r" in custScript)
+
+    def test_rc_local_exists(self):
+        """
+        This test is designed to verify the different scenarios associated
+        with the presence of rclocal.
+        """
+        # test when rc local does not exist
+        postCust = PostCustomScript("test-cust", self.tmpDir)
+        with mock.patch.object(CustomScriptConstant, "RC_LOCAL", "/no/path"):
+            rclocal = postCust.find_rc_local()
+            self.assertEqual("", rclocal)
+
+        # test when rc local exists
+        rclocalFile = self.tmp_path("vmware-rclocal", self.tmpDir)
+        util.write_file(rclocalFile, "# Run post-reboot guest customization",
+                        omode="w")
+        with mock.patch.object(CustomScriptConstant, "RC_LOCAL", rclocalFile):
+            rclocal = postCust.find_rc_local()
+            self.assertEqual(rclocalFile, rclocal)
+            self.assertTrue(postCust.has_previous_agent, rclocal)
+
+        # test when rc local is a symlink
+        rclocalLink = self.tmp_path("dummy-rclocal-link", self.tmpDir)
+        util.sym_link(rclocalFile, rclocalLink, True)
+        with mock.patch.object(CustomScriptConstant, "RC_LOCAL", rclocalLink):
+            rclocal = postCust.find_rc_local()
+            self.assertEqual(rclocalFile, rclocal)
+
+    def test_execute_post_cust(self):
+        """
+        This test is to identify if rclocal was properly populated to be
+        run after reboot.
+        """
+        customscript = self.tmp_path("vmware-post-cust-script", self.tmpDir)
+        rclocal = self.tmp_path("vmware-rclocal", self.tmpDir)
+        # Create a temporary rclocal file
+        open(customscript, "w")
+        util.write_file(rclocal, "tests\nexit 0", omode="w")
+        postCust = PostCustomScript("vmware-post-cust-script", self.tmpDir)
+        with mock.patch.object(CustomScriptConstant, "RC_LOCAL", rclocal):
+            # Test that guest customization agent is not installed initially.
+            self.assertFalse(postCust.postreboot)
+            self.assertIs(postCust.has_previous_agent(rclocal), False)
+            postCust.install_agent()
+
+            # Assert rclocal has been modified to have guest customization
+            # agent.
+            self.assertTrue(postCust.postreboot)
+            self.assertTrue(postCust.has_previous_agent, rclocal)
+
+# vi: ts=4 expandtab