tests/heredoctest.py

tests: rename 'test-module-import.t' into 'test-check-module-import.t'

This test is checking our source code to ensure style and correct behavior (eg:
no cycle). Current convention is that such tests starts with 'test-check-' so we
flock this on back with the others.

from __future__ import absolute_import

import sys

globalvars = {}
lines = sys.stdin.readlines()
while lines:
    l = lines.pop(0)
    if l.startswith('SALT'):
        print(l[:-1])
    elif l.startswith('>>> '):
        snippet = l[4:]
        while lines and lines[0].startswith('... '):
            l = lines.pop(0)
            snippet += l[4:]
        c = compile(snippet, '<heredoc>', 'single')
        try:
            exec(c, globalvars)
        except Exception as inst:
            print(repr(inst))