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

"""
Test that the --debug=tree option prints a tree representation of the
complete dependencies of a target.
"""

import TestSCons

test = TestSCons.TestSCons(match = TestSCons.match_re_dotall)

CC = test.detect('CC')
LINK = test.detect('LINK')
if LINK is None: LINK = CC

test.write('SConstruct', """
env = Environment(OBJSUFFIX = '.ooo', PROGSUFFIX = '.xxx')
env.Program('Foo', Split('Foo.c Bar.c'))
""")

# N.B.:  We use upper-case file names (Foo* and Bar*) so that the sorting
# order with our upper-case SConstruct file is the same on case-sensitive
# (UNIX/Linux) and case-insensitive (Windows) systems.

test.write('Foo.c', r"""
#include <stdio.h>
#include <stdlib.h>
#include "Foo.h"
int main(int argc, char *argv[])
{
        argv[argc++] = "--";
        printf("f1.c\n");
        exit (0);
}
""")

test.write('Bar.c', """
#include "Bar.h"
int local = 1;
""")

test.write('Foo.h', """
#ifndef FOO_H
#define FOO_H
#include "Bar.h"
#endif
""")

test.write('Bar.h', """
#ifndef BAR_H
#define BAR_H
#include "Foo.h"
#endif
""")

expect = """
scons: warning: The --debug=tree option is deprecated; please use --tree=all instead.
"""

stderr = TestSCons.re_escape(expect) + TestSCons.file_expr

tree1 = """
+-Foo.xxx
  +-Foo.ooo
  | +-Foo.c
  | +-Foo.h
  | +-Bar.h
  | +-%(CC)s
  +-Bar.ooo
  | +-Bar.c
  | +-Bar.h
  | +-Foo.h
  | +-%(CC)s
  +-%(LINK)s
""" % locals()

test.run(arguments = "--debug=tree Foo.xxx",
         stderr = stderr)
test.must_contain_all_lines(test.stdout(), tree1)

tree2 = """
+-.
  +-Bar.c
  +-Bar.h
  +-Bar.ooo
  | +-Bar.c
  | +-Bar.h
  | +-Foo.h
  | +-%(CC)s
  +-Foo.c
  +-Foo.h
  +-Foo.ooo
  | +-Foo.c
  | +-Foo.h
  | +-Bar.h
  | +-%(CC)s
  +-Foo.xxx
  | +-Foo.ooo
  | | +-Foo.c
  | | +-Foo.h
  | | +-Bar.h
  | | +-%(CC)s
  | +-Bar.ooo
  | | +-Bar.c
  | | +-Bar.h
  | | +-Foo.h
  | | +-%(CC)s
  | +-%(LINK)s
  +-SConstruct
""" % locals()

test.run(arguments = "--debug=tree .",
         stderr = stderr)
test.must_contain_all_lines(test.stdout(), tree2)

# Make sure we print the debug stuff even if there's a build failure.
test.write('Bar.h', """
#ifndef BAR_H
#define BAR_H
#include "Foo.h"
#endif
THIS SHOULD CAUSE A BUILD FAILURE
""")

test.run(arguments = "--debug=tree Foo.xxx",
         status = 2,
         stderr = None)
test.must_contain_all_lines(test.stdout(), tree1)

test.pass_test()

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