#!/usr/bin/env python
#
# MIT License
#
# Copyright The SCons Foundation
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"""
Test that use of SideEffect() doesn't interfere with CacheDir.
"""

import TestSCons

test = TestSCons.TestSCons()

test.subdir('work')

cache = test.workpath('cache')

test.write(['work', 'SConstruct'], """\
DefaultEnvironment(tools=[])
def copy(source, target):
    with open(target, "w") as f, open(source, "r") as f2:
        f.write(f2.read())

def build(env, source, target):
    copy(source[0], target[0])
    if target[0].side_effects:
        with open(target[0].side_effects[0], "a") as side_effect:
            side_effect.write(str(source[0]) + ' -> ' + str(target[0]) + '\\n')

CacheDir(r'%(cache)s')

Build = Builder(action=build)
env = Environment(tools=[], BUILDERS={'Build':Build}, SUBDIR='subdir')
env.Build('f1.out', 'f1.in')
env.Build('f2.out', 'f2.in')
env.Build('f3.out', 'f3.in')
SideEffect('log.txt', ['f1.out', 'f2.out', 'f3.out'])
""" % locals())

test.write(['work', 'f1.in'], 'f1.in\n')
test.write(['work', 'f2.in'], 'f2.in\n')
test.write(['work', 'f3.in'], 'f3.in\n')

test.run(chdir='work', arguments='f1.out f2.out')

expect = """\
f1.in -> f1.out
f2.in -> f2.out
"""

test.must_match(['work', 'log.txt'], expect, mode='r')



test.write(['work', 'f2.in'], 'f2.in 2 \n')

test.run(chdir='work', arguments='log.txt')

expect = """\
f1.in -> f1.out
f2.in -> f2.out
f2.in -> f2.out
f3.in -> f3.out
"""

test.must_match(['work', 'log.txt'], expect, mode='r')



test.write(['work', 'f1.in'], 'f1.in 2 \n')

test.run(chdir='work', arguments=".")

expect = """\
f1.in -> f1.out
f2.in -> f2.out
f2.in -> f2.out
f3.in -> f3.out
f1.in -> f1.out
"""

test.must_match(['work', 'log.txt'], expect, mode='r')



test.pass_test()

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