add hidl trace recorder

Test: run vts -m HidlTraceRecorder
Change-Id: If9c4498fba86c3a3a132129a742e628c4329a05b
diff --git a/hidl_trace_recorder/Android.mk b/hidl_trace_recorder/Android.mk
new file mode 100644
index 0000000..aee9a5c
--- /dev/null
+++ b/hidl_trace_recorder/Android.mk
@@ -0,0 +1,24 @@
+#
+# Copyright (C) 2016 The Android Open Source Project
+#
+# 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.
+#
+LOCAL_PATH := $(call my-dir)
+
+include $(call all-subdir-makefiles)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := HidlTraceRecorder
+VTS_CONFIG_SRC_DIR := testcases/performance/hidl_trace_recorder
+-include test/vts/tools/build/Android.host_config.mk
diff --git a/hidl_trace_recorder/AndroidTest.xml b/hidl_trace_recorder/AndroidTest.xml
new file mode 100644
index 0000000..4a6daad
--- /dev/null
+++ b/hidl_trace_recorder/AndroidTest.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 The Android Open Source Project
+
+     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.
+-->
+<configuration description="Config for VTS Sensor Module HIDL Trace Recoder test case">
+    <target_preparer class="com.android.compatibility.common.tradefed.targetprep.VtsFilePusher">
+        <option name="push-group" value="HostDrivenTest.push" />
+        <option name="cleanup" value="true" />
+    </target_preparer>
+    <target_preparer class="com.android.compatibility.common.tradefed.targetprep.ApkInstaller">
+        <!-- TODO(yim): reenable when CtsSensorTestCases.apk is not flaky
+        <option name="test-file-name" value="DATA/app/CtsSensorTestCases/CtsSensorTestCases.apk" /> -->
+        <option name="test-file-name" value="DATA/app/CtsAccelerationTestCases/CtsAccelerationTestCases.apk" />
+        <option name="cleanup-apks" value="true" />
+    </target_preparer>
+    <target_preparer class="com.android.tradefed.targetprep.VtsPythonVirtualenvPreparer" />
+    <test class="com.android.tradefed.testtype.VtsMultiDeviceTest">
+        <option name="test-case-path" value="vts/testcases/performance/hidl_trace_recorder/HidlTraceRecorder" />
+    </test>
+</configuration>
diff --git a/hidl_trace_recorder/HidlTraceRecorder.py b/hidl_trace_recorder/HidlTraceRecorder.py
new file mode 100644
index 0000000..2dd7946
--- /dev/null
+++ b/hidl_trace_recorder/HidlTraceRecorder.py
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3.4
+#
+# Copyright (C) 2016 The Android Open Source Project
+#
+# 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 logging
+import os
+
+from vts.runners.host import asserts
+from vts.runners.host import base_test_with_webdb
+from vts.runners.host import const
+from vts.runners.host import test_runner
+from vts.utils.python.controllers import android_device
+
+
+class HidlTraceRecorder(base_test_with_webdb.BaseTestWithWebDbClass):
+    """A HIDL HAL API trace recorder.
+
+    This class uses an apk which is packaged as part of VTS. It uses to test the
+    VTS TF's instrumentation preparer and post-processing modules. Those two
+    Java TF-side modules are cherry-picked to CTS to collect HIDL traces while
+    running various CTS test cases without having to package them as part of
+    VTS. 
+    """
+
+    CTS_TESTS = [
+        {"apk": "CtsAccelerationTestCases.apk",
+         "package": "android.acceleration.cts",
+         "runner": "android.support.test.runner.AndroidJUnitRunner"},
+        # TODO(yim): reenable once tests in that apk are no more flaky.
+        # {"apk": "CtsSensorTestCases.apk",
+        #  "package": "android.hardware.sensor.cts",
+        #  "runner": "android.support.test.runner.AndroidJUnitRunner"},
+        ]
+    TMP_DIR = "/data/local/tmp"
+
+    def setUpClass(self):
+        self.dut = self.registerController(android_device)[0]
+
+    def testRunCtsSensorTestCases(self):
+        """Runs all test cases in CtsSensorTestCases.apk."""
+        for cts_test in self.CTS_TESTS:
+          logging.info("Run %s", cts_test["apk"])
+          self.dut.adb.shell(
+              "am instrument -w -r %s/%s" % (cts_test["package"],
+                                             cts_test["runner"]))
+
+if __name__ == "__main__":
+    test_runner.main()
diff --git a/hidl_trace_recorder/__init__.py b/hidl_trace_recorder/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/hidl_trace_recorder/__init__.py