Creating provider for test gesture dimensions.

Start with answering only whether the provider will answer any other
questions.

Bug: 123904290
Change-Id: I7b3ba8c7689f937d8bc1d470b00574ab4340130d

Android.bp

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-java_library_static {
+android_library {
     name: "launcher-aosp-tapl",
     static_libs: [
         "androidx.annotation_annotation",
@@ -27,5 +27,6 @@ java_library_static {
         "src/com/android/launcher3/util/SecureSettingsObserver.java",
         "src/com/android/launcher3/TestProtocol.java",
     ],
+    manifest: "tests/tapl/AndroidManifest.xml",
     platform_apis: true,
 }

AndroidManifest-common.xml

@@ -152,6 +152,14 @@
             android:writePermission="${packageName}.permission.WRITE_SETTINGS"
             android:readPermission="${packageName}.permission.READ_SETTINGS" />
 
+        <provider
+            android:name="com.android.launcher3.TestInformationProvider"
+            android:authorities="${packageName}.TestInfo"
+            android:readPermission="android.permission.WRITE_SECURE_SETTINGS"
+            android:writePermission="android.permission.WRITE_SECURE_SETTINGS"
+            android:exported="true">
+        </provider>
+
         <!--
         The content provider for exposing various launcher grid options.
         TODO: Enable when all apps columns are correct

src/com/android/launcher3/TestInformationProvider.java

@@ -0,0 +1,66 @@
+/*
+ * 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 com.android.launcher3;
+
+import android.content.ContentProvider;
+import android.content.ContentValues;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+
+public class TestInformationProvider extends ContentProvider {
+    @Override
+    public boolean onCreate() {
+        return true;
+    }
+
+    @Override
+    public int update(Uri uri, ContentValues contentValues, String s, String[] strings) {
+        return 0;
+    }
+
+    @Override
+    public int delete(Uri uri, String s, String[] strings) {
+        return 0;
+    }
+
+    @Override
+    public Uri insert(Uri uri, ContentValues contentValues) {
+        return null;
+    }
+
+    @Override
+    public String getType(Uri uri) {
+        return null;
+    }
+
+    @Override
+    public Cursor query(Uri uri, String[] strings, String s, String[] strings1, String s1) {
+        return null;
+    }
+
+    @Override
+    public Bundle call(String method, String arg, Bundle extras) {
+        if (TestProtocol.IS_TEST_INFO_ENABLED.equals(method)) {
+            final Bundle response = new Bundle();
+            response.putBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD,
+                    Utilities.IS_RUNNING_IN_TEST_HARNESS);
+            return response;
+        }
+        return null;
+    }
+}

src/com/android/launcher3/TestProtocol.java

@@ -30,4 +30,7 @@ public final class TestProtocol {
     public static final int OVERVIEW_STATE_ORDINAL = 2;
     public static final int ALL_APPS_STATE_ORDINAL = 3;
     public static final int BACKGROUND_APP_STATE_ORDINAL = 4;
+
+    public static final String IS_TEST_INFO_ENABLED = "is-test-info-enabled";
+    public static final String TEST_INFO_RESPONSE_FIELD = "response";
 }

tests/tapl/AndroidManifest.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 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.
+*/
+-->
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.launcher3.tapl"
+>
+
+    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS"/>
+</manifest>

tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java

@@ -18,10 +18,11 @@ package com.android.launcher3.tapl;
 
 import static com.android.systemui.shared.system.SettingsCompat.SWIPE_UP_SETTING_NAME;
 
-import android.app.ActivityManager;
 import android.app.Instrumentation;
 import android.app.UiAutomation;
+import android.content.ContentResolver;
 import android.graphics.Point;
+import android.net.Uri;
 import android.os.Bundle;
 import android.os.Parcelable;
 import android.os.SystemClock;
@@ -43,6 +44,7 @@ import com.android.quickstep.SwipeUpSetting;
 
 import org.junit.Assert;
 
+import java.io.IOException;
 import java.lang.ref.WeakReference;
 import java.util.List;
 import java.util.concurrent.TimeoutException;
@@ -95,6 +97,7 @@ public final class LauncherInstrumentation {
     private final UiDevice mDevice;
     private final Instrumentation mInstrumentation;
     private int mExpectedRotation = Surface.ROTATION_0;
+    private final Uri mTestProviderUri;
 
     /**
      * Constructs the root of TAPL hierarchy. You get all other objects from it.
@@ -103,11 +106,34 @@ public final class LauncherInstrumentation {
         mInstrumentation = instrumentation;
         mDevice = UiDevice.getInstance(instrumentation);
 
-        // Launcher should run in test harness so that custom accessibility protocol between
-        // Launcher and TAPL is enabled. In-process tests enable this protocol with a direct call
-        // into Launcher.
-        assertTrue("Device must run in a test harness",
-                TestHelpers.isInLauncherProcess() || ActivityManager.isRunningInTestHarness());
+        final String testPackage = mInstrumentation.getContext().getPackageName();
+        final String targetPackage = mInstrumentation.getTargetContext().getPackageName();
+
+        // Launcher package. As during inproc tests the tested launcher may not be selected as the
+        // current launcher, choosing target package for inproc. For out-of-proc, use the installed
+        // launcher package.
+        final String authorityPackage = testPackage.equals(targetPackage) ?
+                getLauncherPackageName() :
+                targetPackage;
+
+        mTestProviderUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(authorityPackage + ".TestInfo")
+                .build();
+
+        try {
+            mDevice.executeShellCommand("pm grant " + testPackage +
+                    " android.permission.WRITE_SECURE_SETTINGS");
+        } catch (IOException e) {
+            fail(e.toString());
+        }
+
+        // Launcher should run in test harness so that custom test protocols between Launcher and
+        // TAPL are enabled. In-process tests enable this protocol with a direct call into Launcher.
+        final Bundle response = mInstrumentation.getContext().getContentResolver().call(
+                mTestProviderUri, TestProtocol.IS_TEST_INFO_ENABLED, null, null);
+        assertTrue("Launcher is not running in test harness",
+                response.getBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD, false));
     }
 
     void setActiveContainer(VisibleContainer container) {