def simple_build()

in testsuite/driver/testlib.py [0:0]

• 64 lines of code
• 28 McCabe index (conditional complexity)

def simple_build(name, way, extra_hc_opts, should_fail, top_mod, link, addsuf, backpack = False):
    opts = getTestOpts()

    # Redirect stdout and stderr to the same file
    stdout = in_testdir(name, 'comp.stderr')
    stderr = subprocess.STDOUT

    if top_mod != '':
        srcname = top_mod
    elif addsuf:
        if backpack:
            srcname = add_suffix(name, 'bkp')
        else:
            srcname = add_hs_lhs_suffix(name)
    else:
        srcname = name

    if top_mod != '':
        to_do = '--make '
        if link:
            to_do = to_do + '-o ' + name
    elif backpack:
        if link:
            to_do = '-o ' + name + ' '
        else:
            to_do = ''
        to_do = to_do + '--backpack '
    elif link:
        to_do = '-o ' + name
    else:
        to_do = '-c' # just compile

    stats_file = name + '.comp.stats'
    if isCompilerStatsTest():
        extra_hc_opts += ' +RTS -V0 -t' + stats_file + ' --machine-readable -RTS'
    if backpack:
        extra_hc_opts += ' -outputdir ' + name + '.out'

    # Required by GHC 7.3+, harmless for earlier versions:
    if (getTestOpts().c_src or
        getTestOpts().objc_src or
        getTestOpts().objcpp_src or
        getTestOpts().cmm_src):
        extra_hc_opts += ' -no-hs-main '

    if getTestOpts().compile_cmd_prefix == '':
        cmd_prefix = ''
    else:
        cmd_prefix = getTestOpts().compile_cmd_prefix + ' '

    flags = ' '.join(get_compiler_flags() + config.way_flags[way])

    cmd = ('cd "{opts.testdir}" && {cmd_prefix} '
           '{{compiler}} {to_do} {srcname} {flags} {extra_hc_opts}'
          ).format(**locals())

    exit_code = runCmd(cmd, None, stdout, stderr, opts.compile_timeout_multiplier)

    actual_stderr_path = in_testdir(name, 'comp.stderr')

    if exit_code != 0 and not should_fail:
        if config.verbose >= 1 and _expect_pass(way):
            print('Compile failed (exit code {0}) errors were:'.format(exit_code))
            dump_file(actual_stderr_path)

    # ToDo: if the sub-shell was killed by ^C, then exit

    if isCompilerStatsTest():
        statsResult = check_stats(name, way, stats_file, opts.stats_range_fields)
        if badResult(statsResult):
            return statsResult

    if should_fail:
        if exit_code == 0:
            stderr_contents = open(actual_stderr_path, 'rb').read()
            return failBecauseStderr('exit code 0', stderr_contents)
    else:
        if exit_code != 0:
            stderr_contents = open(actual_stderr_path, 'rb').read()
            return failBecauseStderr('exit code non-0', stderr_contents)

    return passed()