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error-prone-support/run-branch-mutation-tests.sh
Stephan Schroevers 6131599d9d Introduce mutation test script for changed code (#757)
While there, optimize the existing `run-mutation-tests.sh` script.
2023-08-28 09:43:06 +02:00

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#!/usr/bin/env bash
# Executes Pitest to determine the mutation test coverage of changed code. By
# default code that is changed relative to the default branch is exercised,
# though another change set may be specified; see the Arcmutate Git integration
# documentation for details [1]. The results are found in each Maven module's
# `target/pit-reports` directory.
#
# [1] https://docs.arcmutate.com/docs/git-integration.html
set -e -u -o pipefail
if [ "${#}" -gt 1 ]; then
echo "Usage: ${0} [DiffSpec]"
exit 1
fi
diffSpec="${1:-+GIT(from[refs/remotes/origin/HEAD])}"
mvn clean test-compile pitest:mutationCoverage \
-DargLine.xmx=2048m \
-Dverification.skip \
-Dfeatures="${diffSpec}"