Updated the ev3dev_port_logger application

- Deleted template
- Deleted old example files
- Added fully worked example

Author: rhempel

tests/motor/test.py tests/motor/ev3dev_port_logger.pytests/motor/test.py renamed to tests/motor/ev3dev_port_logger.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import json
 import argparse
 import time
@@ -42,9 +44,21 @@ def join(self, timeout=None):
 
 test = json.loads( open( args.infile ).read() )
 
+def execute_actions(actions):
+    for p,c in actions['ports'].items():
+        for b in c:
+            for k,v in b.items():
+                setattr( device[p], k, v )
+ 
 device = {}
 logs = {}
 
+for p,v in test['meta']['ports'].items():
+    device[p] = getattr( ev3, v['device_class'] )( p )
+
+if test['actions'][0]['time'] < 0:
+    execute_actions(test['actions'][0])
+
 for p,v in test['meta']['ports'].items():
     device[p] = getattr( ev3, v['device_class'] )( p )
 
@@ -57,13 +71,10 @@ def join(self, timeout=None):
 end   = start + test['meta']['max_time'] * 1e-3
 
 for a in test['actions']:
-    then = start + a['time'] * 1e-3
-    while time.time() < then: pass
-
-    for p,c in a['ports'].items():
-        for b in c:
-            for k,v in b.items():
-                setattr( device[p], k, v )
+    if a['time'] >= 0:
+        then = start + a['time'] * 1e-3
+        while time.time() < then: pass
+        execute_actions(a)
 
 while time.time() < end:
     pass

tests/motor/motor_ramps.json

@@ -0,0 +1,25 @@
+{
+    "meta": {
+        "title": "Test Large EV3 Motor Operation",
+        "subtitle": "Positive and Negative Ramps",
+        "notes": "ramp_up_sp:1000\nramp_down_sp:2000\ntime_sp: 2000\nspeed_sp: +/- 900\nstop_command: coast",
+        "interval": 10,
+        "name": "run-direct-test", 
+        "max_time": 8000, 
+        "ports": { "outA": { "log_attributes": [ "speed", 
+                                                 "position", 
+                                                 "duty_cycle" ],
+                             "device_class": "Motor" } }
+        },
+   "actions": [
+        { "time":   -1, "ports": { "outA": [ { "command": "reset" }, 
+                                             { "position": 0 }, 
+                                             { "ramp_up_sp": 1000 }, 
+                                             { "ramp_down_sp": 2000 }, 
+                                             { "time_sp": 2000 }, 
+                                             { "speed_sp": 900 } ] } }, 
+        { "time":    0, "ports": { "outA": [ { "command": "run-timed" } ] } },
+        { "time": 4000, "ports": { "outA": [ { "speed_sp": -900 }, 
+                                             { "command": "run-timed" } ] } }
+    ]
+}