add tests for apply_apt_config

1 files changed, 109 insertions, 0 deletions

diff --git a/tests/unittests/test_handler/test_handler_apt_configure.py b/tests/unittests/test_handler/test_handler_apt_configure.py
new file mode 100644
index 00000000..07267dbd
--- /dev/null
+++ b/tests/unittests/test_handler/test_handler_apt_configure.py
@@ -0,0 +1,109 @@
+from mocker import MockerTestCase
+
+from cloudinit import cloud
+from cloudinit import util
+
+from cloudinit.config import cc_apt_configure
+
+import errno
+import logging
+import os
+import re
+
+
+class TestAptProxyConfig(MockerTestCase):
+    def setUp(self):
+        super(TestAptProxyConfig, self).setUp()
+        self.tmp = self.makeDir()
+        self.pfile = os.path.join(self.tmp, "proxy.cfg")
+        self.cfile = os.path.join(self.tmp, "config.cfg")
+
+    def _search_apt_config(self, contents, ptype, value):
+        print(
+            r"acquire::%s::proxy\s+[\"']%s[\"'];\n" % (ptype, value),
+            contents, "flags=re.IGNORECASE")
+        return(re.search(
+            r"acquire::%s::proxy\s+[\"']%s[\"'];\n" % (ptype, value),
+            contents, flags=re.IGNORECASE))
+
+    def test_apt_proxy_written(self):
+        cfg = {'apt_proxy': 'myproxy'}
+        cc_apt_configure.apply_apt_config(cfg, self.pfile, self.cfile)
+
+        self.assertTrue(os.path.isfile(self.pfile))
+        self.assertFalse(os.path.isfile(self.cfile))
+
+        contents = str(util.read_file_or_url(self.pfile))
+        self.assertTrue(self._search_apt_config(contents, "http", "myproxy"))
+
+    def test_apt_http_proxy_written(self):
+        cfg = {'apt_http_proxy': 'myproxy'}
+        cc_apt_configure.apply_apt_config(cfg, self.pfile, self.cfile)
+
+        self.assertTrue(os.path.isfile(self.pfile))
+        self.assertFalse(os.path.isfile(self.cfile))
+
+        contents = str(util.read_file_or_url(self.pfile))
+        self.assertTrue(self._search_apt_config(contents, "http", "myproxy"))
+
+    def test_apt_all_proxy_written(self):
+        cfg = {'apt_http_proxy': 'myproxy_http_proxy',
+               'apt_https_proxy': 'myproxy_https_proxy',
+               'apt_ftp_proxy': 'myproxy_ftp_proxy'}
+
+        values = {'http': cfg['apt_http_proxy'],
+                  'https': cfg['apt_https_proxy'],
+                  'ftp': cfg['apt_ftp_proxy'],
+                  }
+
+        cc_apt_configure.apply_apt_config(cfg, self.pfile, self.cfile)
+
+        self.assertTrue(os.path.isfile(self.pfile))
+        self.assertFalse(os.path.isfile(self.cfile))
+
+        contents = str(util.read_file_or_url(self.pfile))
+
+        for ptype, pval in values.iteritems():
+            self.assertTrue(self._search_apt_config(contents, ptype, pval))
+
+    def test_proxy_deleted(self):
+        util.write_file(self.cfile, "content doesnt matter")
+        cc_apt_configure.apply_apt_config({}, self.pfile, self.cfile)
+        self.assertFalse(os.path.isfile(self.pfile))
+        self.assertFalse(os.path.isfile(self.cfile))
+
+    def test_proxy_replaced(self):
+        util.write_file(self.cfile, "content doesnt matter")
+        cc_apt_configure.apply_apt_config({'apt_proxy': "foo"},
+                                          self.pfile, self.cfile)
+        self.assertTrue(os.path.isfile(self.pfile))
+        contents = str(util.read_file_or_url(self.pfile))
+        self.assertTrue(self._search_apt_config(contents, "http", "foo"))
+
+    def test_config_written(self):
+        payload = 'this is my apt config'
+        cfg = {'apt_config': payload}
+
+        cc_apt_configure.apply_apt_config(cfg, self.pfile, self.cfile)
+
+        self.assertTrue(os.path.isfile(self.cfile))
+        self.assertFalse(os.path.isfile(self.pfile))
+
+        self.assertEqual(str(util.read_file_or_url(self.cfile)), payload)
+
+    def test_config_replaced(self):
+        util.write_file(self.pfile, "content doesnt matter")
+        cc_apt_configure.apply_apt_config({'apt_config': "foo"},
+                                          self.pfile, self.cfile)
+        self.assertTrue(os.path.isfile(self.cfile))
+        self.assertEqual(str(util.read_file_or_url(self.cfile)), "foo")
+
+    def test_config_deleted(self):
+        # if no 'apt_config' is provided, delete any previously written file
+        util.write_file(self.pfile, "content doesnt matter")
+        cc_apt_configure.apply_apt_config({}, self.pfile, self.cfile)
+        self.assertFalse(os.path.isfile(self.pfile))
+        self.assertFalse(os.path.isfile(self.cfile))
+
+
+# vi: ts=4 expandtab