Disable assertion for invalid annotation test

Change-Id: Ibd605d282b65be77ae347c4b8f2a1303f4356618
diff --git a/src/main/java/com/android/tools/r8/ir/optimize/enums/EnumUnboxingCandidateAnalysis.java b/src/main/java/com/android/tools/r8/ir/optimize/enums/EnumUnboxingCandidateAnalysis.java
index 7363619..5412037 100644
--- a/src/main/java/com/android/tools/r8/ir/optimize/enums/EnumUnboxingCandidateAnalysis.java
+++ b/src/main/java/com/android/tools/r8/ir/optimize/enums/EnumUnboxingCandidateAnalysis.java
@@ -145,7 +145,8 @@
     // Browse annotation values types in search for enum.
     // Each annotation value is represented by a virtual method.
     for (DexEncodedMethod method : clazz.virtualMethods()) {
-      assert method.parameters().isEmpty();
+      assert method.parameters().isEmpty()
+          || appView.options().testing.allowInjectedAnnotationMethods;
       DexType valueType = method.returnType().toBaseType(appView.dexItemFactory());
       if (enumToUnboxCandidates.containsKey(valueType)) {
         enumUnboxer.reportFailure(valueType, Reason.ANNOTATION);
diff --git a/src/main/java/com/android/tools/r8/utils/InternalOptions.java b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
index 34c2a0e..a42ed5d 100644
--- a/src/main/java/com/android/tools/r8/utils/InternalOptions.java
+++ b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
@@ -1104,6 +1104,7 @@
     public boolean addCallEdgesForLibraryInvokes = false;
 
     public boolean allowCheckDiscardedErrors = false;
+    public boolean allowInjectedAnnotationMethods = false;
     public boolean allowTypeErrors =
         !Version.isDevelopmentVersion()
             || System.getProperty("com.android.tools.r8.allowTypeErrors") != null;
diff --git a/src/test/java/com/android/tools/r8/annotations/AnnotationWithInjectedMethodsTest.java b/src/test/java/com/android/tools/r8/annotations/AnnotationWithInjectedMethodsTest.java
index 0142bce..be3ee34 100644
--- a/src/test/java/com/android/tools/r8/annotations/AnnotationWithInjectedMethodsTest.java
+++ b/src/test/java/com/android/tools/r8/annotations/AnnotationWithInjectedMethodsTest.java
@@ -53,6 +53,7 @@
         .addKeepMainRule(Main.class)
         .addKeepClassAndMembersRules(AnnotationWithInjectedMethod.class)
         .addKeepRuntimeVisibleAnnotations()
+        .addOptionsModification(options -> options.testing.allowInjectedAnnotationMethods = true)
         .noMinification()
         .setMinApi(parameters.getApiLevel())
         .compile()