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#
# Copyright (c) 2001 Steven Knight
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import os
import sys
import unittest
import SCons.Errors
import SCons.Node
built_it = None
class Builder:
def execute(self, **kw):
global built_it
built_it = 1
return 0
class FailBuilder:
def execute(self, **kw):
return 1
class Environment:
def Dictionary(self, *args):
pass
class NodeTestCase(unittest.TestCase):
def test_BuildException(self):
"""Test throwing an exception on build failure.
"""
node = SCons.Node.Node()
node.builder_set(FailBuilder())
node.env_set(Environment())
try:
node.build()
except SCons.Errors.BuildError:
pass
else:
raise TestFailed, "did not catch expected BuildError"
def test_build(self):
"""Test building a node
"""
# Make sure it doesn't blow up if no builder is set.
node = SCons.Node.Node()
node.build()
assert built_it == None
node = SCons.Node.Node()
node.builder_set(Builder())
node.env_set(Environment())
node.path = "xxx" # XXX FAKE SUBCLASS ATTRIBUTE
node.sources = "yyy" # XXX FAKE SUBCLASS ATTRIBUTE
node.build()
assert built_it
def test_builder_set(self):
"""Test setting a Node's Builder
"""
node = SCons.Node.Node()
b = Builder()
node.builder_set(b)
assert node.builder == b
def test_current(self):
"""Test the default current() method
"""
node = SCons.Node.Node()
assert node.current() is None
def test_env_set(self):
"""Test setting a Node's Environment
"""
node = SCons.Node.Node()
e = Environment()
node.env_set(e)
assert node.env == e
def test_has_signature(self):
"""Test whether or not a node has a signature
"""
node = SCons.Node.Node()
assert not node.has_signature()
node.set_signature('xxx')
assert node.has_signature()
def test_set_signature(self):
"""Test setting a Node's signature
"""
node = SCons.Node.Node()
node.set_signature('yyy')
assert node.signature == 'yyy'
def test_get_signature(self):
"""Test fetching a Node's signature
"""
node = SCons.Node.Node()
node.set_signature('zzz')
assert node.get_signature() == 'zzz'
def test_add_dependency(self):
"""Test adding dependencies to a Node's list.
"""
node = SCons.Node.Node()
assert node.depends == []
zero = SCons.Node.Node()
try:
node.add_dependency(zero)
except TypeError:
pass
else:
assert 0
one = SCons.Node.Node()
two = SCons.Node.Node()
three = SCons.Node.Node()
four = SCons.Node.Node()
node.add_dependency([one])
assert node.depends == [one]
node.add_dependency([two, three])
assert node.depends == [one, two, three]
node.add_dependency([three, four, one])
assert node.depends == [one, two, three, four]
assert zero.get_parents() == []
assert one.get_parents() == [node]
assert two.get_parents() == [node]
assert three.get_parents() == [node]
assert four.get_parents() == [node]
def test_add_source(self):
"""Test adding sources to a Node's list.
"""
node = SCons.Node.Node()
assert node.sources == []
zero = SCons.Node.Node()
try:
node.add_source(zero)
except TypeError:
pass
else:
assert 0
one = SCons.Node.Node()
two = SCons.Node.Node()
three = SCons.Node.Node()
four = SCons.Node.Node()
node.add_source([one])
assert node.sources == [one]
node.add_source([two, three])
assert node.sources == [one, two, three]
node.add_source([three, four, one])
assert node.sources == [one, two, three, four]
assert zero.get_parents() == []
assert one.get_parents() == [node]
assert two.get_parents() == [node]
assert three.get_parents() == [node]
assert four.get_parents() == [node]
def test_children(self):
"""Test fetching the "children" of a Node.
"""
node = SCons.Node.Node()
one = SCons.Node.Node()
two = SCons.Node.Node()
three = SCons.Node.Node()
four = SCons.Node.Node()
five = SCons.Node.Node()
six = SCons.Node.Node()
node.add_source([one, two, three])
node.add_dependency([four, five, six])
kids = node.children()
assert len(kids) == 6
assert one in kids
assert two in kids
assert three in kids
assert four in kids
assert five in kids
assert six in kids
def test_add_parent(self):
"""Test adding parents to a Node."""
node = SCons.Node.Node()
parent = SCons.Node.Node()
node._add_parent(parent)
assert node.get_parents() == [parent]
node._add_parent(parent)
assert node.get_parents() == [parent]
def test_state(self):
"""Test setting and getting the state of a node
"""
node = SCons.Node.Node()
assert node.get_state() == None
node.set_state(SCons.Node.executing)
assert node.get_state() == SCons.Node.executing
assert SCons.Node.pending < SCons.Node.executing
assert SCons.Node.executing < SCons.Node.up_to_date
assert SCons.Node.up_to_date < SCons.Node.executed
assert SCons.Node.executed < SCons.Node.failed
def test_walker(self):
"""Test walking a Node tree.
"""
class MyNode(SCons.Node.Node):
def __init__(self, name):
SCons.Node.Node.__init__(self)
self.name = name
n1 = MyNode("n1")
nw = SCons.Node.Walker(n1)
assert not nw.is_done()
assert nw.next().name == "n1"
assert nw.is_done()
assert nw.next() == None
n2 = MyNode("n2")
n3 = MyNode("n3")
n1.add_source([n2, n3])
nw = SCons.Node.Walker(n1)
assert nw.next().name == "n2"
assert nw.next().name == "n3"
assert nw.next().name == "n1"
assert nw.next() == None
n4 = MyNode("n4")
n5 = MyNode("n5")
n6 = MyNode("n6")
n7 = MyNode("n7")
n2.add_source([n4, n5])
n3.add_dependency([n6, n7])
nw = SCons.Node.Walker(n1)
assert nw.next().name == "n4"
assert nw.next().name == "n5"
assert nw.next().name == "n2"
assert nw.next().name == "n6"
assert nw.next().name == "n7"
assert nw.next().name == "n3"
assert nw.next().name == "n1"
assert nw.next() == None
def test_children_are_executed(self):
n1 = SCons.Node.Node()
n2 = SCons.Node.Node()
n3 = SCons.Node.Node()
n4 = SCons.Node.Node()
n4.add_source([n3])
n3.add_source([n1, n2])
assert not n4.children_are_executed()
assert not n3.children_are_executed()
assert n2.children_are_executed()
assert n1.children_are_executed()
n1.set_state(SCons.Node.executed)
assert not n4.children_are_executed()
assert not n3.children_are_executed()
assert n2.children_are_executed()
assert n1.children_are_executed()
n2.set_state(SCons.Node.executed)
assert not n4.children_are_executed()
assert n3.children_are_executed()
assert n2.children_are_executed()
assert n1.children_are_executed()
n3.set_state(SCons.Node.executed)
assert n4.children_are_executed()
assert n3.children_are_executed()
assert n2.children_are_executed()
assert n1.children_are_executed()
if __name__ == "__main__":
suite = unittest.makeSuite(NodeTestCase, 'test_')
if not unittest.TextTestRunner().run(suite).wasSuccessful():
sys.exit(1)
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