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

"""
Verify that dependencies on SWIG-generated .java files work correctly.

Test case courtesy Jonathan (toolshed@tigris.org).
"""

import TestSCons

test = TestSCons.TestSCons()

ENV = test.java_ENV()

if test.detect_tool('javac', ENV=ENV):
    where_javac = test.detect('JAVAC', 'javac', ENV=ENV)
else:
    where_javac = test.where_is('javac')
if not where_javac:
    test.skip_test("Could not find Java javac, skipping test(s).\n")

if test.detect_tool('javah', ENV=ENV):
    where_javah = test.detect('JAVAH', 'javah', ENV=ENV)
else:
    where_javah = test.where_is('javah')
if not where_javah:
    test.skip_test("Could not find Java javah, skipping test(s).\n")

if test.detect_tool('jar', ENV=ENV):
    where_jar = test.detect('JAR', 'jar', ENV=ENV)
else:
    where_jar = test.where_is('jar')
if not where_jar:
    test.skip_test("Could not find Java jar, skipping test(s).\n")


test.subdir(['foo'],
            ['java'],
            ['java', 'build'])

test.write(['SConstruct'], """\
import os

env = Environment(ENV = os.environ,
                  JAVAC = r'%(where_javac)s',
                  JAVAH = r'%(where_javah)s')

env.Append(CPPFLAGS = ' -g -Wall')
        
Export('env')

SConscript('#foo/SConscript')
SConscript('#java/SConscript')
""" % locals())

test.write(['foo', 'SConscript'], """\
Import('env')

env.SharedLibrary('foo', 'foo.cpp')
""")

test.write(['foo', 'foo.cpp'], """\
#include "foo.h"

int fooAdd(int a, int b) {
	return a + b;
}
""")

test.write(['foo', 'foo.h'], """\
int fooAdd(int, int);
""")

test.write(['java', 'Java_foo_interface.i'], """\
#include "foo.h"

%module foopack
""")

test.write(['java', 'SConscript'], """\
import os

Import('env')

# unnecessary?
env = env.Copy()

env.Prepend(CPPPATH = ['#foo',])

libadd = ['foo',]

libpath = ['#foo',]

#swigflags = '-c++ -java -Wall -package foopack -Ifoo'
swigflags = '-c++ -java -Wall -Ifoo'

Java_foo_interface = env.SharedLibrary(
    'Java_foo_interface', 
    'Java_foo_interface.i', 
    LIBS = libadd, 
    LIBPATH = libpath, 
    SWIGFLAGS = swigflags, 
    SWIGOUTDIR = Dir('build'),
    SWIGCXXFILESUFFIX = "_wrap.cpp")

foopack_jar_javac = env.Java('classes', 'build')

env['JARCHDIR'] = 'java/classes'
foopack_jar = env.Jar(target = 'foopack.jar', source = 'classes')
""")

# Disable looking at stderr because some combinations of SWIG/gcc
# generate a warning about the sWIG_JavaThrowException() function
# being defined but not used.
test.run(arguments = '.', stderr=None)

#test.must_exist(['java', 'classes', 'foopack', 'foopack.class'])
#test.must_exist(['java', 'classes', 'foopack', 'foopackJNI.class'])
test.must_exist(['java', 'classes', 'foopack.class'])
test.must_exist(['java', 'classes', 'foopackJNI.class'])

test.up_to_date(arguments = '.')

test.pass_test()