#!/usr/bin/env python
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"""
Verify that we get the expected error message when we use a "build"
command without arguments and there are no default targets (because they
explicitly called Default(None) in the SConstruct file).
"""

import TestSCons

test = TestSCons.TestSCons(combine=1)

test.write('SConstruct', """\
Command('foo.out', 'foo.in', Copy('$TARGET', '$SOURCE'))
Default(None)
Command('1', [], Touch('$TARGET'))
Command('2', [], Touch('$TARGET'))
""")

test.write('foo.in', "foo.in 1\n")



scons = test.start(arguments = '-Q --interactive')

scons.send("build\n")

scons.send("build foo.out\n")

scons.send("build 1\n")

test.wait_for(test.workpath('1'))

test.must_match(test.workpath('foo.out'), "foo.in 1\n")



test.write('foo.in', "foo.in 2\n")

# Verify that "scons" can be used as a synonmyn for the "build" command.
scons.send("scons\n")

scons.send("scons foo.out\n")

scons.send("build 2\n")

test.wait_for(test.workpath('2'))

test.must_match(test.workpath('foo.out'), "foo.in 2\n")



scons.send("build\n")

scons.send("build foo.out\n")

expect_stdout = """\
scons>>> scons: *** No targets specified and no Default() targets found.  Stop.
scons>>> Copy("foo.out", "foo.in")
scons>>> Touch("1")
scons>>> scons: *** No targets specified and no Default() targets found.  Stop.
scons>>> Copy("foo.out", "foo.in")
scons>>> Touch("2")
scons>>> scons: *** No targets specified and no Default() targets found.  Stop.
scons>>> scons: `foo.out' is up to date.
scons>>> 
"""

test.finish(scons, stdout = expect_stdout)



test.pass_test()

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