Lists directories of Java projects containing JUnit 4 / 5 test cases.

list-modules-with-tests.sh

#!/usr/bin/env sh
function count_junit5_tests () {
  grep -R --include \*.java "import org.junit.jupiter.api.Test" -m 1 -o -h "$1" | wc -l
}
function count_junit4_tests () {
  grep -R --include \*.java "import org.junit.Test" -m 1 -o -h "$1" | wc -l
}
function marker () {
  if [ "$1" -eq "0" ]; then
    echo "✅"
  else
    echo "❌"
  fi
}
function separator () {
  printf '=%.0s' {1.."$1"}
}

printf "| %-9s | %-88s | %-25s | %-25s |\n" "status" "directory" "# JUnit 4 test cases" "# JUnit 5 test cases"
printf "| %-9s | %-88s | %-25s | %-25s |\n" $(printf '=%.0s' {1..7}) $(printf '=%.0s' {1..88}) $(printf '=%.0s' {1..25}) $(printf '=%.0s' {1..25})

find . -type d | while read -r dir; do
  if [[ -d "$dir/src/test/java" ]]; then
    nr_ju4_tests=$(count_junit4_tests "$dir")
    nr_ju5_tests=$(count_junit5_tests "$dir")
    migration_marker=$(marker "$nr_ju4_tests")
    printf "| %-9s | %-90s | %-25s | %-25s | \n" "$migration_marker" "$dir" "$nr_ju4_tests" "$nr_ju5_tests"
  fi
done