#!/usr/bin/env python
#
# MIT License
#
# Copyright The SCons Foundation
#
# 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,
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# 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
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# 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.

"""
Verify that the Copy() Action works, and preserves file modification
times and modes.
"""

import os
import stat
import sys

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """\
Execute(Copy('f1.out', 'f1.in'))
Execute(Copy(File('d2.out'), 'd2.in'))
Execute(Copy('d3.out', File('f3.in')))

def cat(env, source, target):
    target = str(target[0])
    with open(target, "w") as f:
        for src in source:
            with open(str(src), "r") as ifp:
                f.write(ifp.read())

Cat = Action(cat)
env = Environment()
env.Command(
    'bar.out',
    'bar.in',
    [Cat, Copy("f4.out", "f4.in"), Copy("d5.out", "d5.in"), Copy("d6.out", "f6.in")],
)
env = Environment(OUTPUT='f7.out', INPUT='f7.in')
env.Command('f8.out', 'f8.in', [Copy('$OUTPUT', '$INPUT'), Cat])
env.Command('f9.out', 'f9.in', [Cat, Copy('${TARGET}-Copy', '$SOURCE')])

env.CopyTo('d4', 'f10.in')
env.CopyAs('d4/f11.out', 'f11.in')
env.CopyAs('d4/f12.out', 'd5/f12.in')

env.Command('f   13.out', 'f   13.in', Copy('$TARGET', '$SOURCE'))
""")

test.write('f1.in', "f1.in\n")
test.subdir('d2.in')
test.write(['d2.in', 'file'], "d2.in/file\n")
test.write('f3.in', "f3.in\n")
test.subdir('d3.out')
test.write('bar.in', "bar.in\n")
test.write('f4.in', "f4.in\n")
test.subdir('d5.in')
test.write(['d5.in', 'file'], "d5.in/file\n")
test.write('f6.in', "f6.in\n")
test.subdir('d6.out')
test.write('f7.in', "f7.in\n")
test.write('f8.in', "f8.in\n")
test.write('f9.in', "f9.in\n")
test.write('f10.in', "f10.in\n")
test.write('f11.in', "f11.in\n")
test.subdir('d5')
test.write(['d5', 'f12.in'], "f12.in\n")
test.write('f   13.in', "f   13.in\n")

os.chmod('f1.in', 0o646)
os.chmod('f4.in', 0o644)

test.sleep()  # delay for timestamps

d4_f10_in   = os.path.join('d4', 'f10.in')
d4_f11_out  = os.path.join('d4', 'f11.out')
d4_f12_out  = os.path.join('d4', 'f12.out')
d5_f12_in   = os.path.join('d5', 'f12.in')

expect = test.wrap_stdout(
    read_str="""\
Copy("f1.out", "f1.in")
Copy("d2.out", "d2.in")
Copy("d3.out", "f3.in")
""",
    build_str="""\
cat(["bar.out"], ["bar.in"])
Copy("f4.out", "f4.in")
Copy("d5.out", "d5.in")
Copy("d6.out", "f6.in")
Copy file(s): "f10.in" to "%(d4_f10_in)s"
Copy file(s): "f11.in" to "%(d4_f11_out)s"
Copy file(s): "%(d5_f12_in)s" to "%(d4_f12_out)s"
Copy("f   13.out", "f   13.in")
Copy("f7.out", "f7.in")
cat(["f8.out"], ["f8.in"])
cat(["f9.out"], ["f9.in"])
Copy("f9.out-Copy", "f9.in")
""" % locals(),
)

test.run(options='-n', arguments='.', stdout=expect)

test.must_not_exist('f1.out')
test.must_not_exist('d2.out')
test.must_not_exist(os.path.join('d3.out', 'f3.in'))
test.must_not_exist('f4.out')
test.must_not_exist('d5.out')
test.must_not_exist(os.path.join('d6.out', 'f6.in'))
test.must_not_exist('f7.out')
test.must_not_exist('f8.out')
test.must_not_exist('f9.out')
test.must_not_exist('f9.out-Copy')
test.must_not_exist('d4/f10.in')
test.must_not_exist('d4/f11.out')
test.must_not_exist('d4/f12.out')
test.must_not_exist('f 13.out')
test.must_not_exist('f    13.out')

test.run()

test.must_match('f1.out', "f1.in\n", mode='r')
test.must_match(['d2.out', 'file'], "d2.in/file\n", mode='r')
test.must_match(['d3.out', 'f3.in'], "f3.in\n", mode='r')
test.must_match('f4.out', "f4.in\n", mode='r')
test.must_match(['d5.out', 'file'], "d5.in/file\n", mode='r')
test.must_match(['d6.out', 'f6.in'], "f6.in\n", mode='r')
test.must_match('f7.out', "f7.in\n", mode='r')
test.must_match('f8.out', "f8.in\n", mode='r')
test.must_match('f9.out', "f9.in\n", mode='r')
test.must_match('f9.out-Copy', "f9.in\n", mode='r')
test.must_match('d4/f10.in', 'f10.in\n', mode='r')
test.must_match('d4/f11.out', 'f11.in\n', mode='r')
test.must_match('d4/f12.out', 'f12.in\n', mode='r')
test.must_match('f   13.out', 'f   13.in\n', mode='r')

errors = 0

def must_be_same(f1, f2):
    global errors
    if isinstance(f1, list):
        f1 = os.path.join(*f1)
    if isinstance(f2, list):
        f2 = os.path.join(*f2)
    s1 = os.stat(f1)
    s2 = os.stat(f2)
    for value in ['ST_MODE', 'ST_MTIME']:
        v = getattr(stat, value)
        if s1[v] != s2[v]:
            msg = f"{f1!r}[{value}] {s1[v]} != {f2!r}[{value}] {s2[v]}\n"
            sys.stderr.write(msg)
            errors += 1

must_be_same('f1.out', 'f1.in')
must_be_same(['d2.out', 'file'], ['d2.in', 'file'])
must_be_same(['d3.out', 'f3.in'], 'f3.in')
must_be_same('f4.out', 'f4.in')
must_be_same(['d5.out', 'file'], ['d5.in', 'file'])
must_be_same(['d6.out', 'f6.in'], 'f6.in')
must_be_same('f7.out', 'f7.in')
must_be_same(['d4', 'f10.in'], 'f10.in')
must_be_same(['d4', 'f11.out'], 'f11.in')
must_be_same(['d4', 'f12.out'], ['d5', 'f12.in'])
must_be_same('f   13.out', 'f   13.in')

if errors:
    test.fail_test()

test.pass_test()

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