tinytest-codegen.py 1.69 KB
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#! /usr/bin/env python3

import os, sys
from glob import glob
from re import sub

def escape(s):
  lookup = {
    '\0': '\\0',
    '\t': '\\t',
    '\n': '\\n\"\n\"',
    '\r': '\\r',
    '\\': '\\\\',
    '\"': '\\\"',
  }
  return "\"\"\n\"{}\"".format(''.join([lookup[x] if x in lookup else x for x in s]))

def chew_filename(t):
  return { 'func': "test_{}_fn".format(sub(r'/|\.|-', '_', t)), 'desc': t.split('/')[1] }

def script_to_map(t):
  r = { 'name': chew_filename(t)['func'] }
  with open(t) as f: r['script'] = escape(''.join(f.readlines()))
  return r

test_function = (
    "void {name}(void* data) {{\n"
    "  const char * pystr = {script};\n"
    "  do_str(pystr);\n"
    "}}"
)

testcase_struct = (
    "struct testcase_t {name}_tests[] = {{\n{body}\n  END_OF_TESTCASES\n}};"
)
testcase_member = (
    "  {{ \"{desc}\", {func}, TT_ENABLED_, 0, 0 }},"
)

testgroup_struct = (
    "struct testgroup_t groups[] = {{\n{body}\n  END_OF_GROUPS\n}};"
)
testgroup_member = (
    "  {{ \"{name}/\", {name}_tests }},"
)

## XXX: may be we could have `--without <groups>` argument...
test_dirs = ('basics', 'float', 'import', 'io', 'misc')

output = []

for group in test_dirs:
  tests = glob('{}/*.py'.format(group))
  output.extend([test_function.format(**script_to_map(test)) for test in tests])
  testcase_members = [testcase_member.format(**chew_filename(test)) for test in tests]
  output.append(testcase_struct.format(name=group, body='\n'.join(testcase_members)))

testgroup_members = [testgroup_member.format(name=group) for group in test_dirs]

output.append(testgroup_struct.format(body='\n'.join(testgroup_members)))

## XXX: may be we could have `--output <filename>` argument...
print('\n\n'.join(output))