Add permissions for using PlatformCompat methods

READ_COMPAT_CHANGE_CONFIG is required to read the current state of the
config, and OVERRIDE_COMPAT_CHANGE_CONFIG is required to add overrides.

Bug: 142650523
Test: atest PlatformCompatTest

Change-Id: I1c8cbb656e065a3273518e4cc2f4cc704c58f69f

2 files changed, 7 insertions, 1 deletions

diff --git a/tests/PlatformCompatGating/Android.bp b/tests/PlatformCompatGating/Android.bp
index 5e9ef8efc402..609896ea9e95 100644
--- a/tests/PlatformCompatGating/Android.bp
+++ b/tests/PlatformCompatGating/Android.bp
@@ -18,7 +18,6 @@ android_test {
     name: "PlatformCompatGating",
     // Only compile source java files in this apk.
     srcs: ["src/**/*.java"],
-    certificate: "platform",
     libs: [
         "android.test.runner",
         "android.test.base",
diff --git a/tests/PlatformCompatGating/test-rules/src/android/compat/testing/PlatformCompatChangeRule.java b/tests/PlatformCompatGating/test-rules/src/android/compat/testing/PlatformCompatChangeRule.java
index 932ec643d478..c00aa2ac25b3 100644
--- a/tests/PlatformCompatGating/test-rules/src/android/compat/testing/PlatformCompatChangeRule.java
+++ b/tests/PlatformCompatGating/test-rules/src/android/compat/testing/PlatformCompatChangeRule.java
@@ -16,7 +16,9 @@
 
 package android.compat.testing;
 
+import android.Manifest;
 import android.app.Instrumentation;
+import android.app.UiAutomation;
 import android.compat.Compatibility;
 import android.compat.Compatibility.ChangeConfig;
 import android.content.Context;
@@ -83,12 +85,16 @@ public class PlatformCompatChangeRule extends CoreCompatChangeRule {
         @Override
         public void evaluate() throws Throwable {
             Instrumentation instrumentation = InstrumentationRegistry.getInstrumentation();
+            UiAutomation uiAutomation = instrumentation.getUiAutomation();
             String packageName = instrumentation.getTargetContext().getPackageName();
             IPlatformCompat platformCompat = IPlatformCompat.Stub
                     .asInterface(ServiceManager.getService(Context.PLATFORM_COMPAT_SERVICE));
             if (platformCompat == null) {
                 throw new IllegalStateException("Could not get IPlatformCompat service!");
             }
+            uiAutomation.adoptShellPermissionIdentity(
+                    Manifest.permission.READ_COMPAT_CHANGE_CONFIG,
+                    Manifest.permission.OVERRIDE_COMPAT_CHANGE_CONFIG);
             Compatibility.setOverrides(mConfig);
             try {
                 platformCompat.setOverridesForTest(new CompatibilityChangeConfig(mConfig),
@@ -101,6 +107,7 @@ public class PlatformCompatChangeRule extends CoreCompatChangeRule {
             } catch (RemoteException e) {
                 throw new RuntimeException("Could not call IPlatformCompat binder method!", e);
             } finally {
+                uiAutomation.dropShellPermissionIdentity();
                 Compatibility.clearOverrides();
             }
         }