# Regina - A Normal Surface Theory Calculator
# Python Test Suite Component
#
# Copyright (c) 2015-2021, Ben Burton
# For further details contact Ben Burton (bab@debian.org).
#
# Tests bindings for the different Triangulation3 constructors.
#
# This file is a single component of Regina's python test suite.  To run
# the python test suite, move to the main python directory in the source
# tree and run "make check".
#
# 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.
#
# As an exception, when this program is distributed through (i) the
# App Store by Apple Inc.; (ii) the Mac App Store by Apple Inc.; or
# (iii) Google Play by Google Inc., then that store may impose any
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# restrictions that are required by its terms of service.
#
# 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 St, Fifth Floor, Boston,
# MA 02110-1301, USA.

from __future__ import print_function

def tri3From(*args):
	try:
		t = Triangulation3(*args)
		print(t.size(), t.isoSig())
	except:
		print('ERROR: Could not construct')

# Empty
tri3From()

# Another triangulation
tri3From(Example3.figureEight())

# Another triangulation, without cloning properties
tri3From(Example3.figureEight(), False)

# Regina's SnapPeaTriangulation class
tri3From(ExampleSnapPea.whiteheadLink())

# Regina's SnapPeaTriangulation class, without cloning properties
tri3From(ExampleSnapPea.whiteheadLink(), False)

# Iso sig
tri3From('cPcbbbiht')

# Dehydration string
tri3From('cabbbbaei')

# SnapPea data file contents
tri3From(Example3.figureEight().snapPea())

# Junk (should result in an empty triangulation)
tri3From('banana')

# Simulate what happens if we try to pass a SnapPy manifold or triangulation:
class SnapPyObject:
	def _to_string(self):
		return Example3.figureEight().snapPea()

class NotSnapPyObject:
	def _other_string(self):
		return Example3.figureEight().snapPea()

class JunkSnapPyObject:
	def _other_string(self):
		return 'banana'

class MisbehavedSnapPyObject:
	def _to_string(self):
		return 42

class UncallableSnapPyObject:
	_to_string = 'cPcbbbiht'

tri3From(SnapPyObject())
tri3From(NotSnapPyObject())
tri3From(JunkSnapPyObject())
tri3From(MisbehavedSnapPyObject())
tri3From(UncallableSnapPyObject())

