oss-fuzz/projects/jfreechart/TimeSeriesChartFuzzer.java

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// Copyright 2023 Google LLC
//
// 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.
//
import com.code_intelligence.jazzer.api.FuzzedDataProvider;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.ChartFactory;
import org.jfree.data.time.*;
import ossfuzz.TestUtils;
public class TimeSeriesChartFuzzer {
public static void fuzzerTestOneInput(FuzzedDataProvider data) throws Exception {
RegularTimePeriod t = new Day();
TimeSeries<String> series = new TimeSeries<>(data.consumeString(100));
Integer numItems = data.consumeInt(0, 1000);
for (int i = 0; i < numItems; i++) {
series.add(t, data.consumeInt());
if (i != numItems - 1) {
t = t.next();
}
}
TimeSeriesCollection<String> dataset = new TimeSeriesCollection<>();
dataset.addSeries(series);
JFreeChart c1 = ChartFactory.createTimeSeriesChart(
data.consumeString(100),
data.consumeString(100),
data.consumeString(100),
dataset);
JFreeChart c2 = TestUtils.serialised(c1);
if (!c1.equals(c2)) {
throw new Exception("Charts with Time Series should be equal");
}
}
}