Androbench: Migrating to WA3 and modifying to extract results instead of taking a screenshot

wa/workloads/androbench/__init__.py

@@ -0,0 +1,55 @@
+#    Copyright 2014-2016 ARM Limited
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+import re
+
+from wa import ApkUiautoWorkload
+
+class Androbench(ApkUiautoWorkload):
+
+    name = 'androbench'
+    package_names = ['com.andromeda.androbench2']
+    regex_matches = [re.compile(r'Sequential Read Score ([\d.]+)'),
+                     re.compile(r'Sequential Write Score ([\d.]+)'),
+                     re.compile(r'Random Read Score ([\d.]+)'),
+                     re.compile(r'Random Write Score ([\d.]+)'),
+                     re.compile(r'SQL Insert Score ([\d.]+)'),
+                     re.compile(r'SQL Update Score ([\d.]+)'),
+                     re.compile(r'SQL Delete Score ([\d.]+)')]
+    description = '''
+    Executes storage performance benchmarks
+
+    The Androbench workflow carries out the following typical productivity tasks.
+    1. Open Androbench application
+    2. Execute all memory benchmarks
+
+    Known working APK version: 5.0.1
+    '''
+
+    def update_output(self, context):
+        super(Androbench, self).update_output(context)
+        expected_results = len(self.regex_matches)
+        logcat_file = context.get_artifact_path('logcat')
+        with open(logcat_file) as fh:
+            for line in fh: 
+                for regex in self.regex_matches:
+                    match = regex.search(line)
+                    if match: 
+                        result = float(match.group(1))
+                        entry = regex.pattern.rsplit(None, 1)[0]
+                        context.add_metric(entry, result, 'MB/s', lower_is_better=False)
+                        expected_results -= 1
+        if expected_results > 0:
+            raise WorkloadError("The Androbench workload has failed. Expected {} scores, Detected {} scores."
+            .format(len(self.regex_matches), expected_results))