1 files changed, 45 insertions, 0 deletions
diff --git a/libraries/health/rules/src/android/platform/test/rule/UnlockScreenRule.java b/libraries/health/rules/src/android/platform/test/rule/UnlockScreenRule.java
new file mode 100644
index 000000000..a1ca34ac5
--- /dev/null
+++ b/libraries/health/rules/src/android/platform/test/rule/UnlockScreenRule.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2019 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.
+ */
+package android.platform.test.rule;
+
+import android.os.RemoteException;
+import android.support.test.uiautomator.By;
+import android.support.test.uiautomator.BySelector;
+
+import org.junit.runner.Description;
+
+/** This rule will unlock phone screen before a test case. */
+public class UnlockScreenRule extends TestWatcher {
+
+    protected static final BySelector SCREEN_LOCK =
+            By.res("com.android.systemui", "keyguard_bottom_area");
+
+    @Override
+    protected void starting(Description description) {
+        try {
+            // Turn on the screen if necessary.
+            if (!getUiDevice().isScreenOn()) {
+                getUiDevice().wakeUp();
+            }
+            if (getUiDevice().hasObject(SCREEN_LOCK)) {
+                getUiDevice().pressMenu();
+                getUiDevice().waitForIdle();
+            }
+        } catch (RemoteException e) {
+            throw new RuntimeException("Could not unlock device.", e);
+        }
+    }
+}