tests add local backend

Signed-off-by: Alfredo Deza <alfredo@deza.pe>

diff --git a/remoto/tests/backends/test_local.py b/remoto/tests/backends/test_local.py
new file mode 100644 (file)
index 0000000..2b71330
--- /dev/null
+++ b/remoto/tests/backends/test_local.py
@@ -0,0 +1,66 @@
+import sys
+from remoto.backends import local
+
+
+class TestLocalConnection(object):
+
+    def test_hostname_gets_ignored(self):
+        conn = local.LocalConnection(hostname='node1')
+        assert conn.hostname == 'localhost'
+
+    def test_defaults_to_localhost_name(self):
+        conn = local.LocalConnection()
+        assert conn.hostname == 'localhost'
+
+
+class TestMakeConnectionstring(object):
+
+    def test_makes_sudo_python_no_ssh(self):
+        conn = local.LocalConnection(sudo=True, eager=False, interpreter='python')
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: False)
+        assert conn_string == 'popen//python=sudo python'
+
+    def test_makes_sudo_python_with_ssh(self):
+        conn = local.LocalConnection(sudo=True, eager=False, interpreter='python')
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: True)
+        assert conn_string == 'popen//python=sudo python'
+
+    def test_makes_sudo_python_with_ssh_options_ignored(self):
+        conn = local.LocalConnection(
+            sudo=True, eager=False,
+            interpreter='python', ssh_options='-F vagrant_ssh_config')
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: True)
+        assert conn_string == 'popen//python=sudo python'
+
+    def test_makes_python_no_ssh(self):
+        conn = local.LocalConnection(sudo=False, eager=False, interpreter='python')
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: False)
+        assert conn_string == 'popen//python=python'
+
+    def test_makes_sudo_python_with_forced_sudo(self):
+        conn = local.LocalConnection(sudo=True, eager=False, interpreter='python')
+        conn_string = conn._make_connection_string(
+            'srv1',
+            _needs_ssh=lambda x: False, use_sudo=True
+        )
+        assert conn_string == 'popen//python=sudo python'
+
+    def test_does_not_make_sudo_python_with_forced_sudo(self):
+        conn = local.LocalConnection(sudo=True, eager=False, interpreter='python')
+        conn_string = conn._make_connection_string(
+            'srv1',
+            _needs_ssh=lambda x: False, use_sudo=False
+        )
+        assert conn_string == 'popen//python=python'
+
+    def test_detects_python3(self, monkeypatch):
+        monkeypatch.setattr(sys, 'version_info', (3, 5, 1))
+        conn = local.LocalConnection(sudo=True, eager=False)
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: False)
+        assert conn_string == 'popen//python=sudo python3'
+
+    def test_detects_python2(self, monkeypatch):
+        monkeypatch.setattr(sys, 'version_info', (2, 7, 11))
+        conn = local.LocalConnection(sudo=False, eager=False)
+        conn_string = conn._make_connection_string('srv1', _needs_ssh=lambda x: True)
+        assert conn_string == 'popen//python=python2'