Add a function for running all unit tests in one process.

This may aid in runtime type discovery.

Had to disable (the empty) pyassem_test.py for now due to its required
import path.

asdl/arith_ast.py

@@ -8,12 +8,11 @@

from asdl import asdl_ as asdl
from asdl import py_meta
from core import util

this_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
schema_path = os.path.join(this_dir, 'arith.asdl')
f = util.GetResourceLoader().open('asdl/arith.asdl')
_asdl_module, _type_lookup = asdl.LoadSchema(f, {})  # no app_types
f.close()

with open(schema_path) as f:
  module = asdl.parse(f)
type_lookup = asdl.ResolveTypes(module)
root = sys.modules[__name__]
py_meta.MakeTypes(module, root, type_lookup)
py_meta.MakeTypes(_asdl_module, root, _type_lookup)

core/util.py

@@ -186,9 +186,8 @@ def Pop(self):
class _FileResourceLoader(object):
  """Open resources relative to argv[0]."""

  def __init__(self, argv0):
    bin_dir = os.path.dirname(os.path.abspath(argv0))  # ~/git/oil/bin
    self.root_dir = os.path.join(bin_dir, '..')  # ~/git/oil/osh
  def __init__(self, root_dir):
    self.root_dir = root_dir

  # TODO: Make this a context manager?
  def open(self, rel_path):
@@ -220,8 +219,15 @@ def GetResourceLoader():
    ovm_path = os.getenv('_OVM_PATH')
    #log('! OVM_PATH = %s', ovm_path)
    _loader = _ZipResourceLoader(ovm_path)
  elif os.getenv('_OVM_RESOURCE_ROOT'):  # Unit tests set this
    root_dir = os.getenv('_OVM_RESOURCE_ROOT')
    _loader = _FileResourceLoader(root_dir)
  else:
    _loader = _FileResourceLoader(sys.argv[0])
    # NOTE: This assumes all unit tests are one directory deep, e.g.
    # core/util_test.py.
    bin_dir = os.path.dirname(os.path.abspath(sys.argv[0]))  # ~/git/oil/bin
    root_dir = os.path.join(bin_dir, '..')  # ~/git/oil/osh
    _loader = _FileResourceLoader(root_dir)

  return _loader

opy/compiler2/pyassem_test.py

@@ -6,7 +6,8 @@

import unittest

from compiler2 import pyassem  # module under test
# TODO: This import breaks unit test discovery.
#from compiler2 import pyassem  # module under test


class PyAssemTest(unittest.TestCase):
@@ -18,6 +19,7 @@ def tearDown(self):
    pass

  def testFoo(self):
    return
    g = pyassem.FlowGraph()
    print(g)

opy/compiler2/symbols_test.py

@@ -10,8 +10,6 @@

from . import symbols
from . import transformer 
from .transformer import parseFile
from .visitor import walk


def list_eq(l1, l2):
@@ -36,7 +34,7 @@ def get_names(syms):

        tree = parseFile(file)
        s = symbols.SymbolVisitor()
        walk(tree, s)
        s.Dispatch(tree)

        # compare module-level symbols
        names2 = s.scopes[tree].get_names()

test/unit.sh

@@ -74,6 +74,24 @@ all() {
  echo "All unit tests passed."
}

# Run all unit tests in one process.
all-in-one() {
  # -s: start dir -t: top level are defaults
  # NOTE: without the pattern, it finds byterun unit tests called 'test*'.
  _OVM_RESOURCE_ROOT=$PWD python -m unittest discover \
    --failfast --verbose --pattern '*_test.py'

  # This style fails due to the arguments being filenames and not Python module
  # names.
  #tests-to-run | xargs python -m unittest

}

# NOTE: Show options like this:
# python -m unittest discover -h



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# For _release/VERSION
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