libraries/flag-helpers/junit/test/src/android/platform/test/flag/junit/FakeFeatureFlagsImpl.java

/*
 * Copyright (C) 2023 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 android.platform.test.flag.junit;

import java.util.HashMap;
import java.util.HashSet;

/** A Fake FakeFeatureFlagsImpl to test the {@code MockFlagsRule}. */
public class FakeFeatureFlagsImpl implements FeatureFlags {

    private HashSet<String> mReadOnlyFlagSet = new HashSet<>();
    private HashMap<String, Boolean> mFlagMap = new HashMap<>();

    public FakeFeatureFlagsImpl() {
        this.mFlagMap.put(Flags.FLAG_FLAG_NAME3, null);
        this.mFlagMap.put(Flags.FLAG_FLAG_NAME4, null);
        this.mReadOnlyFlagSet.add(Flags.FLAG_RO_ENABLED);
        this.mReadOnlyFlagSet.add(Flags.FLAG_RO_DISABLED);
    }

    /** Returns the flag value. */
    @Override
    public boolean flagName3() {
        return this.mFlagMap.get(Flags.FLAG_FLAG_NAME3);
    }

    /** another flag */
    @Override
    public boolean flagName4() {
        return this.mFlagMap.get(Flags.FLAG_FLAG_NAME4);
    }

    @Override
    public boolean roEnabled() {
        return this.mFlagMap.get(Flags.FLAG_RO_ENABLED);
    }

    @Override
    public boolean roDisabled() {
        return this.mFlagMap.get(Flags.FLAG_RO_DISABLED);
    }

    public void setFlag(String flag, boolean value) {
        this.mFlagMap.put(flag, value);
    }

    public void resetAll() {
        this.mFlagMap.clear();
    }

    /** Verify if the given flag is read_only and optimized */
    public boolean isFlagReadOnlyOptimized(String flagName) {
        return mReadOnlyFlagSet.contains(flagName);
    }
}