oss-fuzz/projects/openpyxl/fuzz_chart.py

82 lines
2.3 KiB
Python

#!/usr/bin/python3
# Copyright 2022 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 atheris
import sys
with atheris.instrument_imports():
from openpyxl import Workbook
from openpyxl.chart import (
AreaChart,
AreaChart3D,
BarChart,
BarChart3D,
LineChart,
LineChart3D,
Reference,
Series
)
def TestInput(data):
fdp = atheris.FuzzedDataProvider(data)
wb = Workbook()
ws = wb.active
cs = wb.create_chartsheet()
choice = fdp.ConsumeIntInRange(1,6)
chart = AreaChart()
if choice == 2:
chart = AreaChart3D()
if choice == 3:
chart = BarChart()
chart.type = "bar" if fdp.ConsumeBool() else "col"
chart.shape = 4
if choice == 4:
chart = BarChart3D()
chart.type = "bar" if fdp.ConsumeBool() else "col"
chart.shape = 4
if choice == 5:
chart = LineChart()
chart.legend = None
if choice == 6:
chart = LineChart3D()
chart.legend = None
#Chart basic settings
chart.title = fdp.ConsumeString(10)
chart.style = 13
chart.x_axis.title = fdp.ConsumeString(10)
chart.y_axis.title = fdp.ConsumeString(10)
#Chart data
ws.append(['Col1', 'Col2', 'Col3'])
for i in range(2,8):
ws.append([i,fdp.ConsumeIntInRange(1,100),fdp.ConsumeIntInRange(1,100)])
chart.add_data(Reference(ws, min_col=2, min_row=1, max_col=3, max_row=7), titles_from_data=True)
chart.set_categories(Reference(ws, min_col=1, min_row=1, max_row=7))
#Random add chart to worksheet or chartsheet
ws.add_chart(chart, "A10") if fdp.ConsumeBool() else cs.add_chart(chart)
wb.save('%s.xlsx'%fdp.ConsumeString(10))
def main():
atheris.Setup(sys.argv, TestInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()