Add project for testing CIFuzz changes (#4268)

projects/cifuzz-example/Dockerfile

@@ -0,0 +1,22 @@
+# Copyright 2020 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.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder
+RUN apt-get update && apt-get install -y make
+
+RUN git clone https://github.com/jonathanmetzman/cifuzz-example.git
+WORKDIR cifuzz-example
+COPY build.sh $SRC/

projects/cifuzz-example/build.sh

@@ -0,0 +1,26 @@
+#!/bin/bash -eu
+# Copyright 2020 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.
+#
+################################################################################
+
+make clean  # Not strictly necessary, since we are building in a fresh dir.
+make -j$(nproc) all    # Build the fuzz targets.
+# make -j$(nproc) check  # Sanity check, not strictly required, but nice to have.
+
+# Copy the fuzzer executables, zip-ed corpora, option and dictionary files to $OUT
+find . -name '*_fuzzer2' -exec cp -v '{}' $OUT ';'
+find . -name '*_fuzzer.dict' -exec cp -v '{}' $OUT ';'     # If you have dictionaries.
+find . -name '*_fuzzer.options' -exec cp -v '{}' $OUT ';'  # If you have custom options.
+find . -name '*_fuzzer_seed_corpus.zip' -exec cp -v '{}' $OUT ';' # If you have seed corpora (you better have them!)

projects/cifuzz-example/project.yaml

@@ -0,0 +1,8 @@
+language: c++
+sanitizers:
+  - address
+
+disabled: true
+
+primary_contact:
+  fake@example.com