LogAnalyzer - Improve Autotune Test

- previously version could report failed autotune sessions as valid and
   valid sessions as failed

Tools/LogAnalyzer/tests/TestAutotune.py

@@ -1,10 +1,51 @@
 from LogAnalyzer import Test,TestResult
 import DataflashLog
 
+# from ArduCopter/defines.h
+AUTOTUNE_INITIALISED       = 30
+AUTOTUNE_OFF               = 31
+AUTOTUNE_RESTART           = 32
+AUTOTUNE_SUCCESS           = 33
+AUTOTUNE_FAILED            = 34
+AUTOTUNE_REACHED_LIMIT     = 35
+AUTOTUNE_PILOT_TESTING     = 36
+AUTOTUNE_SAVEDGAINS        = 37
+
+AUTOTUNE_EVENTS = frozenset([AUTOTUNE_INITIALISED,
+                            AUTOTUNE_OFF,
+                            AUTOTUNE_RESTART,
+                            AUTOTUNE_SUCCESS,
+                            AUTOTUNE_FAILED,
+                            AUTOTUNE_REACHED_LIMIT,
+                            AUTOTUNE_PILOT_TESTING,
+                            AUTOTUNE_SAVEDGAINS])
 
 class TestAutotune(Test):
     '''test for autotune success (copter only)'''
 
+    class AutotuneSession(object):
+        def __init__(self, events):
+            self.events = events
+        @property
+        def linestart(self):
+            return self.events[0][0]
+        @property
+        def linestop(self):
+            return self.events[-1][0]
+        @property
+        def success(self):
+            return AUTOTUNE_SUCCESS in [i for _,i in self.events]
+        @property
+        def failure(self):
+            return AUTOTUNE_FAILED in [i for _,i in self.events]
+        @property
+        def limit(self):
+            return AUTOTUNE_REACHED_LIMIT in [i for _,i in self.events]
+
+        def __repr__(self):
+            return "<AutotuneSession {}-{}>".format(self.linestart,self.linestop)
+
+
     def __init__(self):
         Test.__init__(self)
         self.name = "Autotune"
@@ -26,27 +67,22 @@ class TestAutotune(Test):
         if r:
             return
 
-        for line,ev in logdata.channels["EV"]["Id"].listData:
-            if ev != 30: # Autotune Start
-                continue
-            nextline = startline = line
-            nextev = -1
-            while nextev not in(35,34):
-                try:
-                    (nextev,nextline) = logdata.channels["EV"]["Id"].getNearestValueFwd(nextline+1)
-                except:
-                    break
+        events = filter(lambda x: x[1] in AUTOTUNE_EVENTS, logdata.channels["EV"]["Id"].listData)
+        attempts = []
 
-                if nextev not in(35,34): # autotune is still running
-                    continue
+        j = None
+        for i in range(0,len(events)):
+            line,ev = events[i]
+            if ev == AUTOTUNE_INITIALISED:
+                if j is not None:
+                    attempts.append(TestAutotune.AutotuneSession(events[j:i]))
+                j = i
 
-                if nextev == 34: # autotune failed
-                    self.result.status = TestResult.StatusType.FAIL
-                    s = "[-]"
-                else:
-                    self.result.status = TestResult.StatusType.GOOD
-                    s = "[+]"
+        # last attempt
+        if j is not None:
+            attempts.append(TestAutotune.AutotuneSession(events[j:]))
 
+        for a in attempts:
                 # this should not be necessary!
                 def class_from_channel(c):
                     members = dict({'__init__':lambda x: setattr(x,i,None) for i in logdata.channels[c]})
@@ -57,18 +93,33 @@ class TestAutotune(Test):
                                )
                     return cls
 
-                atde = class_from_channel('ATDE')()
-                for key in logdata.channels['ATDE']:
-                    setattr(atde, key, logdata.channels['ATDE'][key].getNearestValueBack(nextline)[0])
-
-                atun = class_from_channel('ATUN')()
-                for key in logdata.channels['ATUN']:
-                    setattr(atun, key, logdata.channels['ATUN'][key].getNearestValueBack(nextline)[0])
-                self.result.statusMessage += '{s} ATDE Angle:{atde.Angle} Rate:{atde.Rate} ATUN RPGain:{atun.RPGain} RDGain:{atun.RDGain} SPGain:{atun.SPGain} (@line:{l})\n'.format(l=nextline,s=s,atde=atde, atun=atun)
-
-            if nextev not in(35,34):
-                self.result.statusMessage += "incomplete autotune attempt started @{l}\n".format(l=startline)
-
+                # last wins
+                if a.success:
+                    self.result.status = TestResult.StatusType.GOOD
+                    s = "[+]"
+                elif a.failure:
+                    self.result.status = TestResult.StatusType.FAIL
+                    s = "[-]"
+                else:
+                    self.result.status = TestResult.StatusType.UNKNOWN
+                    s = "[?]"
 
+                s += " Autotune {}-{}\n".format(a.linestart,a.linestop)
+                self.result.statusMessage += s
 
+                if verbose:
+                    linenext = a.linestart + 1
+                    while linenext < a.linestop:
+                        try:
+                            line = logdata.channels['ATUN']['RateMax'].getNearestValueFwd(linenext)[1]
+                            if line > a.linestop:
+                                break
+                        except:
+                            break
+                        atun = class_from_channel('ATUN')()
+                        for key in logdata.channels['ATUN']:
+                            setattr(atun, key, logdata.channels['ATUN'][key].getNearestValueFwd(linenext)[0])
+                        linenext = logdata.channels['ATUN'][key].getNearestValueFwd(linenext)[1] + 1
+                        self.result.statusMessage += 'ATUN Axis:{atun.Axis} TuneStep:{atun.TuneStep} RateMin:{atun.RateMin:5.0f} RateMax:{atun.RateMax:5.0f} RPGain:{atun.RPGain:1.4f} RDGain:{atun.RDGain:1.4f} SPGain:{atun.SPGain:1.1f} (@line:{l})\n'.format(l=linenext,s=s, atun=atun)
+                    self.result.statusMessage += '\n'