initial code repo

[stor4nfv.git] / src / ceph / src / ceph-volume / ceph_volume / tests / test_configuration.py

diff --git a/src/ceph/src/ceph-volume/ceph_volume/tests/test_configuration.py b/src/ceph/src/ceph-volume/ceph_volume/tests/test_configuration.py
new file mode 100644 (file)
index 0000000..0009532
--- /dev/null
+++ b/src/ceph/src/ceph-volume/ceph_volume/tests/test_configuration.py
@@ -0,0 +1,117 @@
+import os
+try:
+    from cStringIO import StringIO
+except ImportError: # pragma: no cover
+    from io import StringIO # pragma: no cover
+from textwrap import dedent
+import pytest
+from ceph_volume import configuration, exceptions
+
+tabbed_conf = """
+[global]
+            default = 0
+            other_h = 1 # comment
+            other_c = 1 ; comment
+            colon = ;
+            hash = #
+"""
+
+
+class TestConf(object):
+
+    def setup(self):
+        self.conf_file = StringIO(dedent("""
+        [foo]
+        default = 0
+        """))
+
+    def test_get_non_existing_list(self):
+        cfg = configuration.Conf()
+        cfg.is_valid = lambda: True
+        cfg.readfp(self.conf_file)
+        assert cfg.get_list('global', 'key') == []
+
+    def test_get_non_existing_list_get_default(self):
+        cfg = configuration.Conf()
+        cfg.is_valid = lambda: True
+        cfg.readfp(self.conf_file)
+        assert cfg.get_list('global', 'key', ['a']) == ['a']
+
+    def test_get_rid_of_comments(self):
+        cfg = configuration.Conf()
+        cfg.is_valid = lambda: True
+        conf_file = StringIO(dedent("""
+        [foo]
+        default = 0  # this is a comment
+        """))
+
+        cfg.readfp(conf_file)
+        assert cfg.get_list('foo', 'default') == ['0']
+
+    def test_gets_split_on_commas(self):
+        cfg = configuration.Conf()
+        cfg.is_valid = lambda: True
+        conf_file = StringIO(dedent("""
+        [foo]
+        default = 0,1,2,3  # this is a comment
+        """))
+
+        cfg.readfp(conf_file)
+        assert cfg.get_list('foo', 'default') == ['0', '1', '2', '3']
+
+    def test_spaces_and_tabs_are_ignored(self):
+        cfg = configuration.Conf()
+        cfg.is_valid = lambda: True
+        conf_file = StringIO(dedent("""
+        [foo]
+        default = 0,        1,  2 ,3  # this is a comment
+        """))
+
+        cfg.readfp(conf_file)
+        assert cfg.get_list('foo', 'default') == ['0', '1', '2', '3']
+
+
+class TestLoad(object):
+
+    def test_load_from_path(self, tmpdir):
+        conf_path = os.path.join(str(tmpdir), 'ceph.conf')
+        with open(conf_path, 'w') as conf:
+            conf.write(tabbed_conf)
+        result = configuration.load(conf_path)
+        assert result.get('global', 'default') == '0'
+
+    def test_load_with_colon_comments(self, tmpdir):
+        conf_path = os.path.join(str(tmpdir), 'ceph.conf')
+        with open(conf_path, 'w') as conf:
+            conf.write(tabbed_conf)
+        result = configuration.load(conf_path)
+        assert result.get('global', 'other_c') == '1'
+
+    def test_load_with_hash_comments(self, tmpdir):
+        conf_path = os.path.join(str(tmpdir), 'ceph.conf')
+        with open(conf_path, 'w') as conf:
+            conf.write(tabbed_conf)
+        result = configuration.load(conf_path)
+        assert result.get('global', 'other_h') == '1'
+
+    def test_path_does_not_exist(self):
+        with pytest.raises(exceptions.ConfigurationError):
+            conf = configuration.load('/path/does/not/exist/ceph.con')
+            conf.is_valid()
+
+    def test_unable_to_read_configuration(self, tmpdir, capsys):
+        ceph_conf = os.path.join(str(tmpdir), 'ceph.conf')
+        with open(ceph_conf, 'w') as config:
+            config.write(']broken] config\n[[')
+        with pytest.raises(RuntimeError):
+            configuration.load(ceph_conf)
+        stdout, stderr = capsys.readouterr()
+        assert 'File contains no section headers' in stdout
+
+    @pytest.mark.parametrize('commented', ['colon','hash'])
+    def test_coment_as_a_value(self, tmpdir, commented):
+        conf_path = os.path.join(str(tmpdir), 'ceph.conf')
+        with open(conf_path, 'w') as conf:
+            conf.write(tabbed_conf)
+        result = configuration.load(conf_path)
+        assert result.get('global', commented) == ''