Split up sphinx-i18n tests into build and patch phase.

tests/test_intl.py

@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+"""
+    test_intl
+    ~~~~~~~~~
+
+    Test message patching for internationalization purposes.  Runs the text
+    builder in the test root.
+
+    :copyright: Copyright 2010 by the Sphinx team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+from subprocess import Popen, PIPE
+
+from util import *
+from util import SkipTest
+
+
+def setup_module():
+    (test_root / 'xx' / 'LC_MESSAGES').makedirs()
+    # Compile all required catalogs into binary format (*.mo).
+    for catalog in 'bom', 'subdir':
+        try:
+            p = Popen(['msgfmt', test_root / '%s.po' % catalog, '-o',
+                test_root / 'xx' / 'LC_MESSAGES' / '%s.mo' % catalog],
+                stdout=PIPE, stderr=PIPE)
+        except OSError:
+            raise SkipTest  # most likely msgfmt was not found
+        else:
+            stdout, stderr = p.communicate()
+            if p.returncode != 0:
+                print stdout
+                print stderr
+                assert False, 'msgfmt exited with return code %s' % p.returncode
+            assert (test_root / 'xx' / 'LC_MESSAGES' / ('%s.mo' % catalog)
+                   ).isfile(), 'msgfmt failed'
+
+
+def teardown_module():
+    (test_root / '_build').rmtree(True)
+    (test_root / 'xx').rmtree(True)
+
+
+@with_app(buildername='text',
+          confoverrides={'language': 'xx', 'locale_dirs': ['.']})
+def test_patch(app):
+    app.builder.build(['bom', 'subdir/includes'])
+    result = (app.outdir / 'bom.txt').text(encoding='utf-8')
+    expect = (u"\nDatei mit UTF-8"
+              u"\n***************\n" # underline matches new translation
+              u"\nThis file has umlauts: äöü.\n")
+    assert result == expect
+    result = (app.outdir / 'subdir' / 'includes.txt').text(encoding='utf-8')
+    assert result.startswith(u"\ntranslation\n***********\n\n")