com.google.javascript.jscomp.fuzzing.ArrayFuzzer.java Source code

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Here is the source code for com.google.javascript.jscomp.fuzzing.ArrayFuzzer.java

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/*
 * Copyright 2013 The Closure Compiler Authors.
 *
 * 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.javascript.jscomp.fuzzing;

import com.google.common.collect.Sets;
import com.google.javascript.rhino.Node;
import com.google.javascript.rhino.Token;

import java.util.Arrays;
import java.util.Set;

/**
 * UNDER DEVELOPMENT. DO NOT USE!
 */
class ArrayFuzzer extends AbstractFuzzer {

    ArrayFuzzer(FuzzingContext context) {
        super(context);
    }

    /* (non-Javadoc)
     * @see com.google.javascript.jscomp.fuzzing.AbstractFuzzer#generate(int, Set<Type>)
     */
    @Override
    protected Node generate(int budget, Set<Type> types) {
        Node node = new Node(Token.ARRAYLIT);
        if (budget < 1) {
            budget = 1;
        }
        int arraySize = generateLength(budget - 1);
        if (arraySize > 0) {
            AbstractFuzzer[] fuzzers = new AbstractFuzzer[arraySize];
            Arrays.fill(fuzzers, new ExpressionFuzzer(context));
            Node[] elements = distribute(budget - 1, fuzzers);
            for (int i = 0; i < arraySize; i++) {
                node.addChildToBack(elements[i]);
            }
        }
        return node;
    }

    /* (non-Javadoc)
     * @see com.google.javascript.jscomp.fuzzing.AbstractFuzzer#isEnough(int)
     */
    @Override
    protected boolean isEnough(int budget) {
        return budget >= 1;
    }

    /* (non-Javadoc)
     * @see com.google.javascript.jscomp.fuzzing.AbstractFuzzer#getConfigName()
     */
    @Override
    protected String getConfigName() {
        return "array";
    }

    @Override
    protected Set<Type> supportedTypes() {
        return Sets.immutableEnumSet(Type.ARRAY);
    }

}