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gh-130197: Improve test coverage of msgfmt.py part 2 #133309

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9ec2cce
Improve msgfmt.py test coverage
tomasr8 Apr 27, 2025
6ba1488
Remove commented-out tests
tomasr8 May 4, 2025
05a205f
Use textwrap.dedent
tomasr8 May 4, 2025
98917e5
Silence error output
tomasr8 May 4, 2025
2955e90
Check error messages
tomasr8 May 4, 2025
389827a
Get rid of extra newlines
tomasr8 May 4, 2025
d6bdd7c
Windows fix
tomasr8 May 4, 2025
544f05e
Merge branch 'main' into msgfmt-parse-sem-errors
tomasr8 Aug 3, 2025
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Remove commented-out tests
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@tomasr8
tomasr8 committed May 4, 2025
commit 6ba1488e67469ced05d0db9c5bd1f1bc9a3515d3
182 changes: 0 additions & 182 deletions Lib/test/test_tools/test_msgfmt.py
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Original file line number Diff line number Diff line change
Expand Up @@ -292,29 +292,13 @@ def test_general_syntax_errors(self):
msgstr "bar"
''',

# invalid plural index
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgstr[foo] "baz"
# ''',

# invalid plural index
'''
msgid "foo"
msgid_plural "foos"
msgstr[0 "baz"
''',

# invalid plural index
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgstr[] "baz"
# ''',

# invalid plural index
'''
msgid "foo"
Expand All @@ -341,90 +325,6 @@ def test_general_syntax_errors(self):

def test_semantic_errors(self):
invalid_po_files = (
# missing msgid after msgctxt
# invalid but currently accepted
# 'msgctxt "foo"',

# missing msgstr after msgid
# invalid but currently accepted
# 'msgid "foo"',

# comment line not allowed after msgctxt
# invalid but currently accepted
# '''
# msgctxt "foo"
# # comment
# msgid "bar"
# msgstr "bar"
# ''',

# comment line not allowed after msgid
# invalid but currently accepted
# '''
# msgid "foo"
# # comment
# msgstr "bar"
# ''',

# comment line not allowed after msgid_plural
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# # comment
# msgstr[0] "bar"
# ''',

# msgctxt not allowed after msgctxt
# invalid but currently accepted
# '''
# msgctxt "foo"

# msgctxt "bar"
# msgid "foo"
# msgstr "bar"
# ''',

# msgctxt not allowed after msgid
# invalid but currently accepted
# '''
# msgid "foo"
# msgctxt "bar"

# msgid "bar"
# msgstr "baz"
# ''',

# msgctxt not allowed after msgid_plural
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgctxt "bar"

# msgid "bar"
# msgstr "baz"
# ''',

# msgid not allowed after msgid
# invalid but currently accepted
# '''
# msgid "foo"

# msgid "bar"
# msgstr "baz"
# ''',

# msgid not allowed after msgid_plural
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"

# msgid "bar"
# msgstr "baz"
# ''',

# msgid_plural must be preceded by msgid
'''
msgid_plural "foos"
Expand All @@ -442,17 +342,6 @@ def test_semantic_errors(self):
msgstr "baz"
''',

# msgid_plural not allowed after msgid_plural
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgid_plural "bars"

# msgid "bar"
# msgstr "baz"
# ''',

# msgid_plural not allowed after msgctxt
'''
msgctxt "foo"
Expand Down Expand Up @@ -480,16 +369,6 @@ def test_semantic_errors(self):
msgstr "baz"
''',

# msgstr not allowed after comment
# invalid but currently accepted
# '''
# # comment
# # msgstr "foo"

# msgid "bar"
# msgstr "baz"
# ''',

# msgstr not allowed after msgctxt
'''
msgctxt "foo"
Expand All @@ -499,17 +378,6 @@ def test_semantic_errors(self):
msgstr "bar"
''',

# msgstr not allowed after msgstr
# invalid but currently accepted
# '''
# msgid "foo"
# msgstr "bar"
# msgstr "baz"

# msgid "bar"
# msgstr "baz"
# ''',

# missing msgid_plural section
'''
msgid "foo"
Expand All @@ -530,23 +398,6 @@ def test_semantic_errors(self):

def test_msgstr_invalid_indices(self):
invalid_po_files = (
# wrong plural form index
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgstr[42] "bar"
# ''',

# wrong plural form index
# invalid but currently accepted
# '''
# msgid "foo"
# msgid_plural "foos"
# msgstr[0] "bar"
# msgstr[42] "bars"
# ''',

# msgstr not pluralized
'''
msgid "foo"
Expand All @@ -563,39 +414,6 @@ def test_msgstr_invalid_indices(self):
with self.assertRaises(SystemExit):
msgfmt.make('messages.po', 'messages.mo')

def test_duplicate_entries(self):
invalid_po_files = (
# duplicate msgid
# invalid but currently accepted
# '''
# msgid "foo"
# msgstr "bar"

# msgid "foo"
# msgstr "baz"
# ''',

# duplicate msgctxt+msgid
# invalid but currently accepted
# '''
# msgctxt "context"
# msgid "foo"
# msgstr "bar"

# msgctxt "context"
# msgid "foo"
# msgstr "baz"
# '''
)
with temp_cwd():
for invalid_po in invalid_po_files:
with self.subTest(invalid_po=invalid_po):
Path('messages.po').write_text(invalid_po)
# Reset the global MESSAGES dictionary
msgfmt.MESSAGES.clear()
with self.assertRaises(SystemExit):
msgfmt.make('messages.po', 'messages.mo')


class CLITest(unittest.TestCase):

Expand Down
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