A bash script for running language syntax files against a language parser/compiler/interpreter binary and compare expected results of stdout, stderr, and exit code.
# Run all tests
BIN="path/to/bin" ./test.sh
# Run tests matching pattern
BIN="path/to/bin" ./test.sh PATTERN
# Update all tests expected files (*.out, *.err, and *.exit)
BIN="path/to/bin" ./test.sh --update
# Update tests matching pattern expected files (*.out, *.err, and *.exit)
BIN="path/to/bin" ./test.sh PATTERN --update