scons_gd/scons/test/TEX/TEX.py

#!/usr/bin/env python
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r"""
Validate that we can set the TEX string to our own utility, that
the produced .dvi, .aux and .log files get removed by the -c option,
and that we can use this to wrap calls to the real latex utility.
"""

__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons()

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


test.write('mytex.py', r"""
import sys
import os
import getopt
cmd_opts, arg = getopt.getopt(sys.argv[1:], 'i:r:', [])
base_name = os.path.splitext(arg[0])[0]
with open(arg[0], 'r') as ifp:
    with open(base_name+'.dvi', 'w') as dvi_file, \
         open(base_name+'.aux', 'w') as aux_file, \
         open(base_name+'.log', 'w') as log_file:

        for l in ifp.readlines():
            if l[0] != '\\':
                dvi_file.write(l)
                aux_file.write(l)
                log_file.write(l)
sys.exit(0)
""")

test.write('SConstruct', """
env = Environment(TEX = r'%(_python_)s mytex.py', tools=['tex'])
env.DVI(target = 'test.dvi', source = 'test.tex')
""" % locals())

test.write('test.tex', r"""This is a test.
\end
""")

test.run(arguments = 'test.dvi')

test.must_match('test.dvi', "This is a test.\n")
test.must_match('test.aux', "This is a test.\n")
test.must_match('test.log', "This is a test.\n")

test.run(arguments = '-c test.dvi')

test.must_not_exist('test.dvi')
test.must_not_exist('test.aux')
test.must_not_exist('test.log')



tex = test.where_is('tex')

if tex:

    test.file_fixture('wrapper.py')

    test.write('SConstruct', """
import os
ENV = { 'PATH' : os.environ['PATH'] }
foo = Environment(ENV = ENV)
tex = foo.Dictionary('TEX')
bar = Environment(ENV = ENV, TEX = r'%(_python_)s wrapper.py ' + tex)
foo.DVI(target = 'foo.dvi', source = 'foo.tex')
foo.DVI(target = 'foo-latex.dvi', source = 'foo-latex.tex')
bar.DVI(target = 'bar', source = 'bar.tex')
bar.DVI(target = 'bar-latex', source = 'bar-latex.tex')
foo.DVI('rerun.tex')
foo.DVI('bibtex-test.tex')
""" % locals())

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

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

    rerun = r"""
\documentclass{article}

\begin{document}

\LaTeX\ will need to run twice on this document to get a reference to section
\ref{sec}.

\section{Next section}
\label{sec}

\end{document}
"""

    bibtex = r"""
\documentclass{article}

\begin{document}

Run \texttt{latex}, then \texttt{bibtex}, then \texttt{latex} twice again \cite{lamport}.

\bibliographystyle{plain}
\bibliography{test}

\end{document}
"""

    bib = r"""
@Book{lamport,
  author =      {L. Lamport},
  title =       {{\LaTeX: A} Document Preparation System},
  publisher =   {Addison-Wesley},
  year =        1994
}
"""

    test.write('foo.tex', tex % 'foo.tex')
    test.write('bar.tex', tex % 'bar.tex')
    test.write('foo-latex.tex', latex % ('style', 'foo-latex.tex'))
    test.write('bar-latex.tex', latex % ('class', 'bar-latex.tex'))
    test.write('rerun.tex', rerun)
    test.write('bibtex-test.tex', bibtex)
    test.write('test.bib', bib)

    test.run(arguments = 'foo.dvi foo-latex.dvi', stderr = None)
    test.must_not_exist('wrapper.out')
    test.must_exist('foo.dvi')
    test.must_exist('foo-latex.dvi')

    test.run(arguments = 'bar.dvi bar-latex.dvi', stderr = None)
    test.must_exist('wrapper.out')
    test.must_exist('bar.dvi')
    test.must_exist('bar-latex.dvi')

    test.run(stderr = None)
    output_lines = test.stdout().split('\n')

    reruns = [x for x in output_lines if x.find('latex -interaction=nonstopmode -recorder rerun.tex') != -1]
    if len(reruns) != 2:
        print("Expected 2 latex calls, got %s:" % len(reruns))
        print('\n'.join(reruns))
        test.fail_test()

    bibtex = [x for x in output_lines if x.find('bibtex bibtex-test') != -1]
    if len(bibtex) != 1:
        print("Expected 1 bibtex call, got %s:" % len(bibtex))
        print('\n'.join(bibtex))
        test.fail_test()

test.pass_test()

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