#!/usr/bin/env python
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Verify the behavior of passing a callable object to Progress().
"""

import TestSCons

test = TestSCons.TestSCons()

test.write('SConstruct', """\
import sys
env = Environment()
env['BUILDERS']['C'] = Builder(action=Copy('$TARGET', '$SOURCE'))
class my_progress(object):
    count = 0
    def __call__(self, node, *args, **kw):
        self.count = self.count + 1
        sys.stderr.write('%s: %s\\n' % (self.count, node))
Progress(my_progress())
env.C('S1.out', 'S1.in')
env.C('S2.out', 'S2.in')
env.C('S3.out', 'S3.in')
env.C('S4.out', 'S4.in')
""")

test.write('S1.in', "S1.in\n")
test.write('S2.in', "S2.in\n")
test.write('S3.in', "S3.in\n")
test.write('S4.in', "S4.in\n")

expect_stdout = """\
Copy("S1.out", "S1.in")
Copy("S2.out", "S2.in")
Copy("S3.out", "S3.in")
Copy("S4.out", "S4.in")
"""

expect_stderr = """\
1: S1.in
2: S1.out
3: S2.in
4: S2.out
5: S3.in
6: S3.out
7: S4.in
8: S4.out
9: SConstruct
10: .
"""

test.run(arguments = '-Q .', stdout=expect_stdout, stderr=expect_stderr)

test.pass_test()

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