Switch placeholder app in test to another

I'm removing ApkVerityTestApp soon, so switch the placeholder app here
to another (instead of maintaining our own copy) from
frameworks/base/tests/FeatureSplit/.

Bug: 277916185
Test: atest BinaryTransparencyHostTest
Change-Id: Iac0a9bc52221f626fe0eeeadcfebc3ad96d356a3

tests/BinaryTransparencyHostTest/Android.bp

@@ -35,6 +35,8 @@ java_test_host {
     data: [
         ":BinaryTransparencyTestApp",
         ":EasterEgg",
+        ":FeatureSplitBase",
+        ":FeatureSplit1",
         ":com.android.apex.cts.shim.v2_rebootless_prebuilt",
     ],
     test_suites: [

tests/BinaryTransparencyHostTest/src/android/transparency/test/BinaryTransparencyHostTest.java

@@ -91,20 +91,20 @@ public final class BinaryTransparencyHostTest extends BaseHostJUnit4Test {
     public void testCollectAllSilentInstalledMbaInfo() throws Exception {
         try {
             new InstallMultiple()
-                .addFile("ApkVerityTestApp.apk")
-                .addFile("ApkVerityTestAppSplit.apk")
+                .addFile("FeatureSplitBase.apk")
+                .addFile("FeatureSplit1.apk")
                 .run();
             updatePreloadApp();
-            assertNotNull(getDevice().getAppPackageInfo("com.android.apkverity"));
+            assertNotNull(getDevice().getAppPackageInfo("com.android.test.split.feature"));
             assertNotNull(getDevice().getAppPackageInfo("com.android.egg"));
 
             assertTrue(getDevice().setProperty("debug.transparency.bg-install-apps",
-                        "com.android.apkverity,com.android.egg"));
+                        "com.android.test.split.feature,com.android.egg"));
             runDeviceTest("testCollectAllSilentInstalledMbaInfo");
         } finally {
             // No need to wait until job complete, since we can't verifying very meaningfully.
             cancelPendingJob();
-            uninstallPackage("com.android.apkverity");
+            uninstallPackage("com.android.test.split.feature");
             uninstallPackage("com.android.egg");
         }
     }

tests/BinaryTransparencyHostTest/test-app/src/android/transparency/test/app/BinaryTransparencyTest.java

@@ -121,7 +121,7 @@ public class BinaryTransparencyTest {
         // Verify
         assertThat(appInfoList).isNotEmpty();  // because we just installed from the host side
 
-        var expectedAppNames = Set.of("com.android.apkverity", "com.android.egg");
+        var expectedAppNames = Set.of("com.android.test.split.feature", "com.android.egg");
         var actualAppNames = appInfoList.stream().map((appInfo) -> appInfo.packageName)
                 .collect(Collectors.toList());
         assertThat(actualAppNames).containsAtLeastElementsIn(expectedAppNames);
@@ -141,6 +141,6 @@ public class BinaryTransparencyTest {
                 }
             }
         }
-        assertThat(actualSplitNames).containsExactly("feature_x");  // Name of ApkVerityTestAppSplit
+        assertThat(actualSplitNames).containsExactly("feature1");  // Name of FeatureSplit1
     }
 }