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#!/usr/bin/env python3
"""bounded accept/reject tests for standalone build tools and generated images."""
import argparse
import struct
import subprocess
import tempfile
from pathlib import Path
parser = argparse.ArgumentParser()
parser.add_argument('--group', choices=['image', 'map', 'runners'], default='image')
args = parser.parse_args()
def command(argv, data=None):
r = subprocess.run(argv, input=data, capture_output=True, timeout=15)
assert r.returncode >= 0, (argv, r.returncode, r.stderr)
return r
if args.group == 'image':
image = Path('build/core/genome.bin').read_bytes()
words = list(struct.unpack('<%dq' % (len(image) // 8), image))
pack = lambda xs: b''.join(struct.pack('<q', x) for x in xs)
good = command(['build/bin/mkgenome'], image)
assert good.returncode == 0 and good.stdout == image
for data in [b'', b'x', pack(words[:6]), image + b'x']:
r = command(['build/bin/mkgenome'], data)
assert r.returncode != 0 and b'incomplete' in r.stderr and not r.stdout
for index in range(3):
changed = words[:]; changed[index] ^= 2
r = command(['build/bin/mkgenome'], pack(changed))
assert r.returncode != 0 and b'not a genome' in r.stderr and not r.stdout
# the header words are named, with both values, and a layout mismatch points at rt.zc and the map
assert [b'FTOP', b'ZFP', b'third word'][index] in r.stderr, r.stderr
if index < 2: assert b'the map has 0x' in r.stderr and b'src/runtime/rt.zc' in r.stderr and b'make clean' in r.stderr, r.stderr
r = command(['build/bin/mkgenome'], b'zc: line 1: something is wrong\nzc: 1 error\n')
assert r.returncode != 0 and b'something is wrong' in r.stderr and not r.stdout
print('ok mkgenome roundtrip, truncation, alignment, map-header mutation (naming FTOP, ZFP and both values) and diagnostic contracts')
elif args.group == 'map':
for preset in ['default', 'small', 'run', 'lsp', 'fixed']:
with tempfile.TemporaryDirectory(prefix='tinyvm preset ') as directory:
r = command(['build/bin/genmap', '--preset', preset, '-o', directory])
assert r.returncode == 0, (preset, r.stderr)
assert (Path(directory) / 'memmap.h').is_file()
assert command(['build/bin/genmap', '--preset', 'default', '--check']).returncode == 0
for options in [['--words', '-1'], ['--heap', '0'], ['--data', '0'], ['--symbols', '-1'], ['--total', '999999999999999999999'], ['--preset', 'imaginary']]:
r = command(['build/bin/genmap', *options, '--check'])
assert r.returncode != 0, options
with tempfile.TemporaryDirectory(prefix='tinyvm map ') as directory:
r = command(['build/bin/genmap', '--preset', 'small', '--locals', '32', '--symbols', '64', '-o', directory])
assert r.returncode == 0, r.stderr
for name in ['memmap.h', 'rt.zc', 'compiler.zc', 'map.txt']:
assert (Path(directory) / name).is_file(), name
print('ok genmap presets, invalid capacities and generated paths containing spaces')
else:
r = command(['bash', '-n', 'tinyvm.sh'])
assert r.returncode == 0, r.stderr
for script in ['src/tools/automap.sh', 'src/tools/mklsp.sh', 'src/tools/mklspwasm.sh', 'src/tools/mkvsix.sh', 'src/tools/findcc.sh', 'src/tools/bootstrap-check.sh']:
assert command(['bash', '-n', script]).returncode == 0
assert command(['bash', 'tinyvm.sh', 'imaginary-command']).returncode != 0
assert Path('tinyvm.bat').is_file()
assert not list(Path('.').glob('run*.bat')), 'windows run files must be consolidated'
print('ok runner and build script syntax; unsupported commands fail explicitly')
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