#!/bin/bash
#
# Usage:
#   ./opy.sh <function name>

set -o nounset
set -o pipefail
set -o errexit

source test/common.sh

# Can't be readonly because we override it below?  Gah.
#readonly OPYC=${OPYC:-bin/opyc}
setglobal OPYC = $(OPYC:-bin/opyc)

const TMP_DIR = '_tmp/opy-test'
mkdir -p $TMP_DIR


proc usage {
  set +o errexit

  bin/opy_.py
  test $Status -eq 2 || fail

  bin/opy_.py --version
  test $Status -eq 0 || fail

  #bin/opy
  #test $? -eq 2 || fail

  bin/opyc
  test $Status -eq 2 || fail

  bin/opyc invalid
  test $Status -eq 2 || fail

  # TODO: --help, --version everywhere.

  #bin/opy_.py --help
  #test $? -eq 0 || fail

  #bin/opy --help
  #test $? -eq 0 || fail

  #bin/opy --version
  #test $? -eq 0 || fail

  bin/opyc --help
  test $Status -eq 0 || fail

  #bin/opyc --version
  #test $? -eq 0 || fail
}

proc parse {
  cat >$TMP_DIR/hello.py << """
print(1+2)
"""
  $OPYC parse $TMP_DIR/hello.py
}

proc compile {
  cat >$TMP_DIR/loop.py << """
for i in xrange(4):
  print(i*i)
"""

  $OPYC compile $TMP_DIR/loop.py $TMP_DIR/loop.opyc

  # We can run it with CPython now, but later we won't able to.
  python $TMP_DIR/loop.opyc > out.txt
  diff out.txt - << """ || fail
0
1
4
9
"""
fail
0
1
4
9
EOF
}

const -a PASSING = '(
  'usage
  parse
  compile
)

proc all-passing {
  run-all $(PASSING[@])
}

# Use the release binary
proc run-for-release {
  env OPYC=_bin/opyc $0 run-all $(PASSING[@])
}

@Argv