From 3714b98cf5502fc2b07930532e38548e93f32f57 Mon Sep 17 00:00:00 2001
From: Tri Vo <trong@google.com>
Date: Fri, 31 May 2019 11:48:13 -0700
Subject: [PATCH] libpower: add error logs

Bug: 134078730
Test: libpower_test
Change-Id: I35ac20c3f075bb83e61d5fad5bcfd8a1876b0c30
---
 power.cpp      | 1 +
 power_test.cpp | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/power.cpp b/power.cpp
index e9b6ccd..74abac9 100644
--- a/power.cpp
+++ b/power.cpp
@@ -44,6 +44,7 @@ int acquire_wake_lock(int, const char* id) {
     ATRACE_CALL();
     const auto& suspendService = getSystemSuspendServiceOnce();
     if (!suspendService) {
+        LOG(ERROR) << "ISystemSuspend::getService() failed.";
         return -1;
     }
 
diff --git a/power_test.cpp b/power_test.cpp
index 601df64..1ade263 100644
--- a/power_test.cpp
+++ b/power_test.cpp
@@ -73,8 +73,10 @@ TEST(LibpowerTest, WakeLockStressTest) {
             for (int j = 0; j < numLocks; j++) {
                 // We want ids to be unique.
                 std::string id = std::to_string(i) + "/" + std::to_string(j);
-                ASSERT_EQ(acquire_wake_lock(PARTIAL_WAKE_LOCK, id.c_str()), 0);
-                ASSERT_EQ(release_wake_lock(id.c_str()), 0);
+                ASSERT_EQ(acquire_wake_lock(PARTIAL_WAKE_LOCK, id.c_str()), 0)
+                    << "id: " << id;
+                ASSERT_EQ(release_wake_lock(id.c_str()), 0)
+                    << "id: " << id;;
             }
         });
     }