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// Copyright 2021 Code Intelligence GmbH
//
// 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 test;
import com.code_intelligence.jazzer.api.FuzzedDataProvider;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.stream.Collectors;
class FuzzTargetWithDataProvider {
public static <T extends Comparable<T>> void assertEqual(T a, T b) {
if (a.compareTo(b) != 0) {
throw new IllegalArgumentException("Expected: " + a + ", got: " + b);
}
}
public strictfp static boolean fuzzerTestOneInput(FuzzedDataProvider data) {
assertEqual(true, data.consumeBoolean());
assertEqual((byte) 0x7F, data.consumeByte());
assertEqual((byte) 0x14, data.consumeByte((byte) 0x12, (byte) 0x22));
assertEqual(0x12345678, data.consumeInt());
assertEqual(-0x12345600, data.consumeInt(-0x12345678, -0x12345600));
assertEqual(0x12345679, data.consumeInt(0x12345678, 0x12345679));
assertEqual(true, Arrays.equals(new byte[] {0x01, 0x02}, data.consumeBytes(2)));
assertEqual("jazzer", data.consumeString(6));
assertEqual("ja\u0000zer", data.consumeString(6));
assertEqual("ۧ", data.consumeString(2));
assertEqual("jazzer", data.consumeAsciiString(6));
assertEqual("ja\u0000zer", data.consumeAsciiString(6));
assertEqual("\u0062\u0002\u002C\u0043\u001F", data.consumeAsciiString(5));
assertEqual(true,
Arrays.equals(new boolean[] {false, false, true, false, true}, data.consumeBooleans(5)));
assertEqual(true,
Arrays.equals(new long[] {0x0123456789abdcefL, 0xfedcba9876543210L}, data.consumeLongs(2)));
assertEqual((float) 0.28969181, data.consumeProbabilityFloat());
assertEqual(0.086814121166605432, data.consumeProbabilityDouble());
assertEqual((float) 0.30104411, data.consumeProbabilityFloat());
assertEqual(0.96218831486039413, data.consumeProbabilityDouble());
assertEqual((float) -2.8546307e+38, data.consumeRegularFloat());
assertEqual(8.0940194040236032e+307, data.consumeRegularDouble());
assertEqual((float) 271.49084, data.consumeRegularFloat((float) 123.0, (float) 777.0));
assertEqual(30.859126145478349, data.consumeRegularDouble(13.37, 31.337));
assertEqual((float) 0.0, data.consumeFloat());
assertEqual((float) -0.0, data.consumeFloat());
assertEqual(Float.POSITIVE_INFINITY, data.consumeFloat());
assertEqual(Float.NEGATIVE_INFINITY, data.consumeFloat());
assertEqual(true, Float.isNaN(data.consumeFloat()));
assertEqual(Float.MIN_VALUE, data.consumeFloat());
assertEqual(-Float.MIN_VALUE, data.consumeFloat());
assertEqual(Float.MIN_NORMAL, data.consumeFloat());
assertEqual(-Float.MIN_NORMAL, data.consumeFloat());
assertEqual(Float.MAX_VALUE, data.consumeFloat());
assertEqual(-Float.MAX_VALUE, data.consumeFloat());
assertEqual(0.0, data.consumeDouble());
assertEqual(-0.0, data.consumeDouble());
assertEqual(Double.POSITIVE_INFINITY, data.consumeDouble());
assertEqual(Double.NEGATIVE_INFINITY, data.consumeDouble());
assertEqual(true, Double.isNaN(data.consumeDouble()));
assertEqual(Double.MIN_VALUE, data.consumeDouble());
assertEqual(-Double.MIN_VALUE, data.consumeDouble());
assertEqual(Double.MIN_NORMAL, data.consumeDouble());
assertEqual(-Double.MIN_NORMAL, data.consumeDouble());
assertEqual(Double.MAX_VALUE, data.consumeDouble());
assertEqual(-Double.MAX_VALUE, data.consumeDouble());
int[] array = {0, 1, 2, 3, 4};
assertEqual(4, data.pickValue(array));
assertEqual(2, (int) data.pickValue(Arrays.stream(array).boxed().toArray()));
assertEqual(3, data.pickValue(Arrays.stream(array).boxed().collect(Collectors.toList())));
assertEqual(2, data.pickValue(Arrays.stream(array).boxed().collect(Collectors.toSet())));
// Buffer is almost depleted at this point.
assertEqual(7, data.remainingBytes());
assertEqual(true, Arrays.equals(new long[0], data.consumeLongs(3)));
assertEqual(7, data.remainingBytes());
assertEqual(true, Arrays.equals(new int[] {0x12345678}, data.consumeInts(3)));
assertEqual(3, data.remainingBytes());
assertEqual(0x123456L, data.consumeLong());
// Buffer has been fully consumed at this point
assertEqual(0, data.remainingBytes());
assertEqual(0, data.consumeInt());
assertEqual(0.0, data.consumeDouble());
assertEqual(-13.37, data.consumeRegularDouble(-13.37, 31.337));
assertEqual(true, Arrays.equals(new byte[0], data.consumeBytes(4)));
assertEqual(true, Arrays.equals(new long[0], data.consumeLongs(4)));
assertEqual("", data.consumeRemainingAsAsciiString());
assertEqual("", data.consumeRemainingAsString());
assertEqual("", data.consumeAsciiString(100));
assertEqual("", data.consumeString(100));
return false;
}
}
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