Can't specify --test-arguments more than once #2226
Description
$ stack test --test-arguments "a b" --test-arguments "c d"
Invalid option `--test-arguments'
stack=1.1.2
expected: testArguments == ["a", "b", "c", "d"]
{{ message }}
$ stack test --test-arguments "a b" --test-arguments "c d"
Invalid option `--test-arguments'
stack=1.1.2
expected: testArguments == ["a", "b", "c", "d"]