#!/usr/bin/env python3
"""Compare the module/prelude scope report under urbit eval."""

from pathlib import Path
import difflib
import subprocess
import sys
import tempfile

root = Path(__file__).resolve().parent.parent
fixture = root / 'tests/type-module-scope/expected.txt'
tests = (root / 'tests/lib/jibb-module-scope.hoon').read_text()
tests = tests[tests.index('\n|%\n') + 1:]
expression = ('=/  jibb  .\n=/  expected=wain  (to-wain:format expected-text)\n'
              '=/  real-prelude=@t  prelude-text\n=/  real-internal=@t  internal-text\n=/  real-source=@t  source-text\n'
              '=/  real-left=@t  left-text\n=/  real-right=@t  right-text\n'
              '=/  real-expected=wain  (to-wain:format types-text)\n'
              '=/  suite\n' + tests + '\nscope-output:suite\n')
with tempfile.TemporaryDirectory(prefix='jibb-module-scope-') as tmp:
    program = Path(tmp) / 'scope.hoon'
    program.write_text(expression)
    result = subprocess.run([str(root / 'tools/hoon'), '--raw', '-f', str(program),
                             '--cord', 'expected-text=' + str(fixture),
                             '--cord', 'prelude-text=' + str(root / 'jibb-dev/lib/jibb/prelude.jibb'),
                             '--cord', 'internal-text=' + str(root / 'jibb-dev/lib/jibb/internal.jibb'),
                             '--cord', 'source-text=' + str(root / 'tests/golden/types-prelude-interface/source.jibb'),
                             '--cord', 'left-text=' + str(root / 'tests/golden/types-prelude-interface/modules/ui/left.jibb'),
                             '--cord', 'right-text=' + str(root / 'tests/golden/types-prelude-interface/modules/ui/right.jibb'),
                             '--cord', 'types-text=' + str(root / 'tests/golden/types-prelude-interface/types.txt')],
                            stdout=subprocess.PIPE)
if result.returncode:
    sys.exit(result.returncode)
expected = fixture.read_bytes()
if result.stdout != expected:
    sys.stderr.writelines(difflib.unified_diff(
        expected.decode().splitlines(keepends=True),
        result.stdout.decode().splitlines(keepends=True),
        fromfile='expected.txt', tofile='actual types'))
    sys.exit(1)
print('module/prelude scope golden passed')