[test] Refactoring - Let runner handle test IDs.

tools/testrunner/local/execution.py

Index: tools/testrunner/local/execution.py
diff --git a/tools/testrunner/local/execution.py b/tools/testrunner/local/execution.py
index 2b2f876d24f06a421853e41d24f2ab1be6d5acca..07c221e32faf5acec55dc40acb9c28523faa355b 100644
--- a/tools/testrunner/local/execution.py
+++ b/tools/testrunner/local/execution.py
@@ -73,15 +73,19 @@ class Runner(object):
       for t in self.tests:
         t.duration = self.perfdata.FetchPerfData(t) or 1.0
       self.tests.sort(key=lambda t: t.duration, reverse=True)
-    self._CommonInit(len(self.tests), progress_indicator, context)
+    self._CommonInit(suites, progress_indicator, context)
 
-  def _CommonInit(self, num_tests, progress_indicator, context):
+  def _CommonInit(self, suites, progress_indicator, context):
+    self.total = 0
+    for s in suites:
+      for t in s.tests:
+        t.id = self.total
+        self.total += 1
     self.indicator = progress_indicator
     progress_indicator.runner = self
     self.context = context
     self.succeeded = 0
-    self.total = num_tests
-    self.remaining = num_tests
+    self.remaining = self.total
     self.failed = []
     self.crashed = 0
     self.reran_tests = 0
@@ -132,6 +136,7 @@ class Runner(object):
       test.run += 1
       pool.add([self._GetJob(test)])
       self.remaining += 1
+      self.total += 1
 
   def _ProcessTestNormal(self, test, result, pool):
     self.indicator.AboutToRun(test)