#!/usr/bin/env python
#
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# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
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# The above copyright notice and this permission notice shall be included
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#

__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons()



test.write('mytex.py', r"""
import os
import sys
import getopt
cmd_opts, arg = getopt.getopt(sys.argv[1:], 'i:r:', [])
base_name = os.path.splitext(arg[0])[0]
infile = open(arg[0], 'r')
out_file = open(base_name+'.dvi', 'w')
for l in infile.readlines():
    if l[:4] != '#tex':
        out_file.write(l)
sys.exit(0)
""")

test.write('mylatex.py', r"""
import os
import sys
import getopt
cmd_opts, arg = getopt.getopt(sys.argv[1:], 'i:r:', [])
base_name = os.path.splitext(arg[0])[0]
infile = open(arg[0], 'r')
out_file = open(base_name+'.dvi', 'w')
for l in infile.readlines():
    if l[:6] != '#latex':
        out_file.write(l)
sys.exit(0)
""")

test.write('mydvips.py', r"""
import os
import sys
infile = open(sys.argv[3], 'r')
out_file = open(sys.argv[2], 'w')
for l in infile.readlines():
    if l[:6] != '#dvips':
        out_file.write(l)
sys.exit(0)
""")

test.write('SConstruct', """
env = Environment(TEX = r'%(_python_)s mytex.py',
                  LATEX = r'%(_python_)s mylatex.py',
                  DVIPS = r'%(_python_)s mydvips.py',
                  tools=['tex', 'latex', 'dvips'])
dvi = env.DVI(target = 'test1.dvi', source = 'test1.tex')
env.PostScript(target = 'test1.ps', source = dvi)
env.PostScript(target = 'test2.ps', source = 'test2.tex')
env.PostScript(target = 'test3.ps', source = 'test3.ltx')
env.PostScript(target = 'test4.ps', source = 'test4.latex')
""" % locals())

test.write('test1.tex', r"""This is a .dvi test.
#tex
#dvips
""")

test.write('test2.tex', r"""This is a .tex test.
#tex
#dvips
""")

test.write('test3.ltx', r"""This is a .ltx test.
#latex
#dvips
""")

test.write('test4.latex', r"""This is a .latex test.
#latex
#dvips
""")

test.run(arguments = '.', stderr = None)

test.must_match('test1.ps', "This is a .dvi test.\n", mode='r')

test.must_match('test2.ps', "This is a .tex test.\n", mode='r')

test.must_match('test3.ps', "This is a .ltx test.\n", mode='r')

test.must_match('test4.ps', "This is a .latex test.\n", mode='r')


have_latex = test.where_is('latex')
if not have_latex:
    test.skip_test('Could not find latex; skipping test(s).\n')

dvips = test.where_is('dvips')

if dvips:

    test.write("wrapper.py", """
import os
import sys
cmd = " ".join(sys.argv[1:])
open('%s', 'a').write("%%s\\n" %% cmd)
os.system(cmd)
""" % test.workpath('wrapper.out').replace('\\', '\\\\'))

    test.write('SConstruct', """
import os
ENV = { 'PATH' : os.environ['PATH'] }
foo = Environment(ENV = ENV)
dvips = foo.Dictionary('DVIPS')
bar = Environment(ENV = ENV, DVIPS = r'%(_python_)s wrapper.py ' + dvips)
foo.PostScript(target = 'foo.ps', source = 'foo.tex')
bar.PostScript(target = 'bar1', source = 'bar1.tex')
bar.PostScript(target = 'bar2', source = 'bar2.ltx')
bar.PostScript(target = 'bar3', source = 'bar3.latex')
""" % locals())

    tex = r"""
This is the %s TeX file.
\end
"""

    latex = r"""
\documentclass{letter}
\begin{document}
This is the %s LaTeX file.
\end{document}
"""

    test.write('foo.tex', tex % 'foo.tex')
    test.write('bar1.tex', tex % 'bar1.tex')
    test.write('bar2.ltx', latex % 'bar2.ltx')
    test.write('bar3.latex', latex % 'bar3.latex')

    test.run(arguments = 'foo.dvi', stderr = None)

    test.must_not_exist(test.workpath('wrapper.out'))

    test.must_exist(test.workpath('foo.dvi'))

    test.run(arguments = 'bar1.ps bar2.ps bar3.ps', stderr = None)

    expect = """dvips -o bar1.ps bar1.dvi
dvips -o bar2.ps bar2.dvi
dvips -o bar3.ps bar3.dvi
"""

    test.must_match('wrapper.out', expect, mode='r')

    test.must_exist(test.workpath('bar1.ps'))
    test.must_exist(test.workpath('bar2.ps'))
    test.must_exist(test.workpath('bar3.ps'))

test.pass_test()

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