mirror of https://github.com/patacrep/patacrep.git
Engine for LaTeX songbooks
http://www.patacrep.com
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90 lines
2.7 KiB
90 lines
2.7 KiB
9 years ago
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"""Tests for the chordpro parser."""
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# pylint: disable=too-few-public-methods
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import glob
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import os
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import subprocess
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import unittest
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from .. import dynamic # pylint: disable=unused-import
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class FileTest(unittest.TestCase, metaclass=dynamic.DynamicTest):
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"""Test of songbook compilation.
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For any given `foo.sb`, it performs several checks:
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- the corresponding tex file is generated;
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- the generated tex file matches the `foo.tex.control` control file;
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- the compilation (tex, pdf, indexes) works without errors.
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This class does nothing by itself, but its metaclass populates it with test
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methods testing parser and renderers.
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"""
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maxDiff = None
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@classmethod
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def _iter_testmethods(cls):
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"""Iterate over songbook files to test."""
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for songbook in sorted(glob.glob(os.path.join(
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os.path.dirname(__file__),
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'*.sb',
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))):
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base = songbook[:-len(".sb")]
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control = "{}.tex.control".format(base)
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if not os.path.exists(control):
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continue
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yield (
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"test_{}".format(os.path.basename(base)),
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[base],
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)
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@classmethod
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def _create_test(cls, base):
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"""Return a function testing that `base` compiles."""
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def test_compile(self):
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"""Test that `base` is correctly compiled."""
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if base is None:
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return
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songbook = "{}.sb".format(base)
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# Check tex generation
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self.assertEqual(0, self.compile_songbook(songbook, "tex"))
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# Check generated tex
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control = "{}.tex.control".format(base)
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tex = "{}.tex".format(base)
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with open(control, 'r', encoding='utf8') as expectfile:
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with open(tex, 'r', encoding='utf8') as latexfile:
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self.assertMultiLineEqual(
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latexfile.read(),
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expectfile.read(),
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)
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# Check compilation
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self.assertEqual(0, self.compile_songbook(songbook))
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test_compile.__doc__ = (
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"Test that '{base}' is correctly compiled."
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).format(base=os.path.basename(base))
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return test_compile
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@staticmethod
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def compile_songbook(songbook, steps=None):
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"""Compile songbook, and return the command return code."""
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command = ['python', '-m', 'patacrep.songbook', songbook]
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if steps:
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command.extend(['--steps', steps])
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return subprocess.check_call(
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command,
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stdin=subprocess.DEVNULL,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL,
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cwd=os.path.dirname(songbook),
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)
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