Major library update

1 files changed, 65 insertions, 0 deletions

diff --git a/test/test_usv.py b/test/test_usv.py
new file mode 100644
index 0000000..5a013ae
--- /dev/null
+++ b/test/test_usv.py
@@ -0,0 +1,65 @@
+import pytest
+
+from usv import Usv
+
+class MockUsvSerial(object):
+    def __init__(self, *args, **kwargs):
+        self.buf = []
+    
+    def open(self):
+        pass
+
+    def write(self, buf):
+        self.buf.insert(1, buf)
+
+    def read(self, size):
+        cmd = self.buf.pop()
+
+        if cmd == '\r':
+            return '\r=>'
+        elif cmd == 'd 1\r':
+            return '01 V In      219\r=>'
+        elif cmd == 'd 2\r':
+            return '02 V Out     215\r=>'
+        elif cmd == 'd 5\r':
+            return '05 VA Out    108\r=>'
+        elif cmd == 'd 7\r':
+            return '07 V Batt   52.7\r=>'
+        elif cmd == 'd 8\r':
+            return '08 Freq 50.01 Hz\r=>'
+        elif cmd == 'd 16\r':
+            return '16 FullLoad% 007\r=>'
+        elif cmd == 'd 17\r':
+            return '17 Watts      83\r=>'
+        elif cmd == 'd 18\r':
+            return '18 PF  1.00 ----\r=>'
+        elif cmd == 'd 19\r':
+            return '19 CrestF   1.44\r=>'
+        elif cmd == 'd 20\r':  
+            return '20 #PwrOut   157\r=>'
+        elif cmd == 'd 23\r':
+            return '23 InvMin 0231.2\r=>'
+
+
+class TestUsv(object):
+    def test_usv(self, monkeypatch):
+        monkeypatch.setattr('usv.usv.Serial', MockUsvSerial)
+        
+        usv_handle = Usv('/dev/usv')
+    
+        fields = usv_handle.read()
+    
+        assert len(fields) == 11
+
+        assert fields['acvoltsin'] == 219.0
+        assert fields['acvoltsout'] == 215.0
+        assert fields['vaout'] == 108.0
+        assert fields['vbattery'] == 52.7
+        assert fields['frequency'] == 50.01
+        assert fields['fullload'] == 7.0
+        assert fields['watts'] == 83.0
+        assert fields['powerfactor'] == 1.0
+        assert fields['crestfactor'] == 1.44
+        assert fields['powerout'] == 157.0
+        assert fields['inverterminutes'] == 231.2
+