Synnefo » snf-ganeti

#!/usr/bin/python

#

# Copyright (C) 2011, 2012 Google Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

"""Script for testing ganeti.ht"""

import unittest

from ganeti import constants

from ganeti import ht

import testutils

class TestTypeChecks(unittest.TestCase):

  def testNone(self):

    self.assertFalse(ht.TNotNone(None))

    self.assertTrue(ht.TNone(None))

    for val in [0, True, "", "Hello World", [], range(5)]:

      self.assertTrue(ht.TNotNone(val))

      self.assertFalse(ht.TNone(val))

  def testBool(self):

    self.assertTrue(ht.TBool(True))

    self.assertTrue(ht.TBool(False))

    for val in [0, None, "", [], "Hello"]:

      self.assertFalse(ht.TBool(val))

    for val in [True, -449, 1, 3, "x", "abc", [1, 2]]:

      self.assertTrue(ht.TTrue(val))

    for val in [False, 0, None, []]:

      self.assertFalse(ht.TTrue(val))

  def testInt(self):

    for val in [-100, -3, 0, 16, 128, 923874]:

      self.assertTrue(ht.TInt(val))

      self.assertTrue(ht.TNumber(val))

    for val in [False, True, None, "", [], "Hello", 0.0, 0.23, -3818.163]:

      self.assertFalse(ht.TInt(val))

    for val in range(0, 100, 4):

      self.assertTrue(ht.TNonNegativeInt(val))

      neg = -(val + 1)

      self.assertFalse(ht.TNonNegativeInt(neg))

      self.assertFalse(ht.TPositiveInt(neg))

      self.assertFalse(ht.TNonNegativeInt(0.1 + val))

      self.assertFalse(ht.TPositiveInt(0.1 + val))

    for val in [0, 0.1, 0.9, -0.3]:

      self.assertFalse(ht.TPositiveInt(val))

    for val in range(1, 100, 4):

      self.assertTrue(ht.TPositiveInt(val))

      self.assertFalse(ht.TPositiveInt(0.1 + val))

  def testFloat(self):

    for val in [-100.21, -3.0, 0.0, 16.12, 128.3433, 923874.928]:

      self.assertTrue(ht.TFloat(val))

      self.assertTrue(ht.TNumber(val))

    for val in [False, True, None, "", [], "Hello", 0, 28, -1, -3281]:

      self.assertFalse(ht.TFloat(val))

  def testNumber(self):

    for val in [-100, -3, 0, 16, 128, 923874,

                -100.21, -3.0, 0.0, 16.12, 128.3433, 923874.928]:

      self.assertTrue(ht.TNumber(val))

    for val in [False, True, None, "", [], "Hello", "1"]:

      self.assertFalse(ht.TNumber(val))

  def testString(self):

    for val in ["", "abc", "Hello World", "123",

                u"", u"\u272C", u"abc"]:

      self.assertTrue(ht.TString(val))

    for val in [False, True, None, [], 0, 1, 5, -193, 93.8582]:

      self.assertFalse(ht.TString(val))

  def testElemOf(self):

    fn = ht.TElemOf(range(10))

    self.assertTrue(fn(0))

    self.assertTrue(fn(3))

    self.assertTrue(fn(9))

    self.assertFalse(fn(-1))

    self.assertFalse(fn(100))

    fn = ht.TElemOf([])

    self.assertFalse(fn(0))

    self.assertFalse(fn(100))

    self.assertFalse(fn(True))

    fn = ht.TElemOf(["Hello", "World"])

    self.assertTrue(fn("Hello"))

    self.assertTrue(fn("World"))

    self.assertFalse(fn("e"))

  def testList(self):

    for val in [[], range(10), ["Hello", "World", "!"]]:

      self.assertTrue(ht.TList(val))

    for val in [False, True, None, {}, 0, 1, 5, -193, 93.8582]:

      self.assertFalse(ht.TList(val))

  def testDict(self):

    for val in [{}, dict.fromkeys(range(10)), {"Hello": [], "World": "!"}]:

      self.assertTrue(ht.TDict(val))

    for val in [False, True, None, [], 0, 1, 5, -193, 93.8582]:

      self.assertFalse(ht.TDict(val))

  def testIsLength(self):

    fn = ht.TIsLength(10)

    self.assertTrue(fn(range(10)))

    self.assertFalse(fn(range(1)))

    self.assertFalse(fn(range(100)))

  def testAnd(self):

    fn = ht.TAnd(ht.TNotNone, ht.TString)

    self.assertTrue(fn(""))

    self.assertFalse(fn(1))

    self.assertFalse(fn(None))

  def testOr(self):

    fn = ht.TMaybe(ht.TAnd(ht.TString, ht.TIsLength(5)))

    self.assertTrue(fn("12345"))

    self.assertTrue(fn(None))

    self.assertFalse(fn(1))

    self.assertFalse(fn(""))

    self.assertFalse(fn("abc"))

  def testMap(self):

    self.assertTrue(ht.TMap(str, ht.TString)(123))

    self.assertTrue(ht.TMap(int, ht.TInt)("9999"))

    self.assertFalse(ht.TMap(lambda x: x + 100, ht.TString)(123))

  def testNonEmptyString(self):

    self.assertTrue(ht.TNonEmptyString("xyz"))

    self.assertTrue(ht.TNonEmptyString("Hello World"))

    self.assertFalse(ht.TNonEmptyString(""))

    self.assertFalse(ht.TNonEmptyString(None))

    self.assertFalse(ht.TNonEmptyString([]))

  def testMaybeString(self):

    self.assertTrue(ht.TMaybeString("xyz"))

    self.assertTrue(ht.TMaybeString("Hello World"))

    self.assertTrue(ht.TMaybeString(None))

    self.assertFalse(ht.TMaybeString(""))

    self.assertFalse(ht.TMaybeString([]))

  def testMaybeBool(self):

    self.assertTrue(ht.TMaybeBool(False))

    self.assertTrue(ht.TMaybeBool(True))

    self.assertTrue(ht.TMaybeBool(None))

    self.assertFalse(ht.TMaybeBool([]))

    self.assertFalse(ht.TMaybeBool("0"))

    self.assertFalse(ht.TMaybeBool("False"))

  def testListOf(self):

    fn = ht.TListOf(ht.TNonEmptyString)

    self.assertTrue(fn([]))

    self.assertTrue(fn(["x"]))

    self.assertTrue(fn(["Hello", "World"]))

    self.assertFalse(fn(None))

    self.assertFalse(fn(False))

    self.assertFalse(fn(range(3)))

    self.assertFalse(fn(["x", None]))

  def testDictOf(self):

    fn = ht.TDictOf(ht.TNonEmptyString, ht.TInt)

    self.assertTrue(fn({}))

    self.assertTrue(fn({"x": 123, "y": 999}))

    self.assertFalse(fn(None))

    self.assertFalse(fn({1: "x"}))

    self.assertFalse(fn({"x": ""}))

    self.assertFalse(fn({"x": None}))

    self.assertFalse(fn({"": 8234}))

  def testStrictDictRequireAllExclusive(self):

    fn = ht.TStrictDict(True, True, { "a": ht.TInt, })

    self.assertFalse(fn(1))

    self.assertFalse(fn(None))

    self.assertFalse(fn({}))

    self.assertFalse(fn({"a": "Hello", }))

    self.assertFalse(fn({"unknown": 999,}))

    self.assertFalse(fn({"unknown": None,}))

    self.assertTrue(fn({"a": 123, }))

    self.assertTrue(fn({"a": -5, }))

    fn = ht.TStrictDict(True, True, { "a": ht.TInt, "x": ht.TString, })

    self.assertFalse(fn({}))

    self.assertFalse(fn({"a": -5, }))

    self.assertTrue(fn({"a": 123, "x": "", }))

    self.assertFalse(fn({"a": 123, "x": None, }))

  def testStrictDictExclusive(self):

    fn = ht.TStrictDict(False, True, { "a": ht.TInt, "b": ht.TList, })

    self.assertTrue(fn({}))

    self.assertTrue(fn({"a": 123, }))

    self.assertTrue(fn({"b": range(4), }))

    self.assertFalse(fn({"b": 123, }))

    self.assertFalse(fn({"foo": {}, }))

    self.assertFalse(fn({"bar": object(), }))

  def testStrictDictRequireAll(self):

    fn = ht.TStrictDict(True, False, { "a": ht.TInt, "m": ht.TInt, })

    self.assertTrue(fn({"a": 1, "m": 2, "bar": object(), }))

    self.assertFalse(fn({}))

    self.assertFalse(fn({"a": 1, "bar": object(), }))

    self.assertFalse(fn({"a": 1, "m": [], "bar": object(), }))

  def testStrictDict(self):

    fn = ht.TStrictDict(False, False, { "a": ht.TInt, })

    self.assertTrue(fn({}))

    self.assertFalse(fn({"a": ""}))

    self.assertTrue(fn({"a": 11}))

    self.assertTrue(fn({"other": 11}))

    self.assertTrue(fn({"other": object()}))

  def testJobId(self):

    for i in [0, 1, 4395, 2347625220]:

      self.assertTrue(ht.TJobId(i))

      self.assertTrue(ht.TJobId(str(i)))

      self.assertFalse(ht.TJobId(-(i + 1)))

    for i in ["", "-", ".", ",", "a", "99j", "job-123", "\t", " 83 ",

              None, [], {}, object()]:

      self.assertFalse(ht.TJobId(i))

  def testRelativeJobId(self):

    for i in [-1, -93, -4395]:

      self.assertTrue(ht.TRelativeJobId(i))

      self.assertFalse(ht.TRelativeJobId(str(i)))

    for i in [0, 1, 2, 10, 9289, "", "0", "-1", "-999"]:

      self.assertFalse(ht.TRelativeJobId(i))

      self.assertFalse(ht.TRelativeJobId(str(i)))

  def testItems(self):

    self.assertRaises(AssertionError, ht.TItems, [])

    fn = ht.TItems([ht.TString])

    self.assertFalse(fn([0]))

    self.assertFalse(fn([None]))

    self.assertTrue(fn(["Hello"]))

    self.assertTrue(fn(["Hello", "World"]))

    self.assertTrue(fn(["Hello", 0, 1, 2, "anything"]))

    fn = ht.TItems([ht.TAny, ht.TInt, ht.TAny])

    self.assertTrue(fn(["Hello", 0, []]))

    self.assertTrue(fn(["Hello", 893782]))

    self.assertTrue(fn([{}, -938210858947, None]))

    self.assertFalse(fn(["Hello", []]))

  def testInstanceOf(self):

    fn = ht.TInstanceOf(self.__class__)

    self.assertTrue(fn(self))

    self.assertTrue(str(fn).startswith("Instance of "))

    self.assertFalse(fn(None))

  def testMaybeValueNone(self):

    fn = ht.TMaybeValueNone(ht.TInt)

    self.assertTrue(fn(None))

    self.assertTrue(fn(0))

    self.assertTrue(fn(constants.VALUE_NONE))

    self.assertFalse(fn(""))

    self.assertFalse(fn([]))

    self.assertFalse(fn(constants.VALUE_DEFAULT))

if __name__ == "__main__":

  testutils.GanetiTestProgram()