Prepare Bazel unit tests for loading top-level symbols from `rules_java`

PiperOrigin-RevId: 623470267
Change-Id: I203929d7a3f8626aba71c6f1af7d1df82096b37e
diff --git a/src/test/java/com/google/devtools/build/lib/analysis/mock/BazelAnalysisMock.java b/src/test/java/com/google/devtools/build/lib/analysis/mock/BazelAnalysisMock.java
index ec13088..177e77f 100644
--- a/src/test/java/com/google/devtools/build/lib/analysis/mock/BazelAnalysisMock.java
+++ b/src/test/java/com/google/devtools/build/lib/analysis/mock/BazelAnalysisMock.java
@@ -23,6 +23,7 @@
 import com.google.devtools.build.lib.analysis.BlazeDirectories;
 import com.google.devtools.build.lib.analysis.ConfiguredRuleClassProvider;
 import com.google.devtools.build.lib.analysis.ShellConfiguration;
+import com.google.devtools.build.lib.analysis.util.AbstractMockJavaSupport;
 import com.google.devtools.build.lib.analysis.util.AnalysisMock;
 import com.google.devtools.build.lib.bazel.bzlmod.LocalPathOverride;
 import com.google.devtools.build.lib.bazel.bzlmod.NonRegistryOverride;
@@ -969,6 +970,11 @@
   }
 
   @Override
+  public AbstractMockJavaSupport javaSupport() {
+    return AbstractMockJavaSupport.BAZEL;
+  }
+
+  @Override
   public MockPythonSupport pySupport() {
     return BazelMockPythonSupport.INSTANCE;
   }
diff --git a/src/test/java/com/google/devtools/build/lib/analysis/util/AbstractMockJavaSupport.java b/src/test/java/com/google/devtools/build/lib/analysis/util/AbstractMockJavaSupport.java
new file mode 100644
index 0000000..dd9b3a0
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/lib/analysis/util/AbstractMockJavaSupport.java
@@ -0,0 +1,30 @@
+// Copyright 2024 The Bazel Authors. All rights reserved.
+//
+// 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.google.devtools.build.lib.analysis.util;
+
+import com.google.devtools.build.lib.packages.util.MockToolsConfig;
+import java.io.IOException;
+
+public abstract class AbstractMockJavaSupport {
+
+  public static final AbstractMockJavaSupport BAZEL =
+      new AbstractMockJavaSupport() {
+        @Override
+        public void setupRulesJava(MockToolsConfig mockToolsConfig) {
+          // nothing special required
+        }
+      };
+
+  public abstract void setupRulesJava(MockToolsConfig mockToolsConfig) throws IOException;
+}
diff --git a/src/test/java/com/google/devtools/build/lib/analysis/util/AnalysisMock.java b/src/test/java/com/google/devtools/build/lib/analysis/util/AnalysisMock.java
index 5883823..f9ae747 100644
--- a/src/test/java/com/google/devtools/build/lib/analysis/util/AnalysisMock.java
+++ b/src/test/java/com/google/devtools/build/lib/analysis/util/AnalysisMock.java
@@ -139,6 +139,8 @@
 
   public abstract MockCcSupport ccSupport();
 
+  public abstract AbstractMockJavaSupport javaSupport();
+
   public abstract MockPythonSupport pySupport();
 
   public ImmutableMap<SkyFunctionName, SkyFunction> getSkyFunctions(BlazeDirectories directories) {
@@ -273,6 +275,11 @@
     }
 
     @Override
+    public AbstractMockJavaSupport javaSupport() {
+      return delegate.javaSupport();
+    }
+
+    @Override
     public MockPythonSupport pySupport() {
       return delegate.pySupport();
     }