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[config.git] / djavu-asus / elpy / rpc-venv / lib / python3.11 / site-packages / yapftests / line_joiner_test.py

# Copyright 2015 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for yapf.line_joiner."""

import textwrap
import unittest

from yapf.yapflib import line_joiner
from yapf.yapflib import style

from yapftests import yapf_test_helper


class LineJoinerTest(yapf_test_helper.YAPFTest):

  @classmethod
  def setUpClass(cls):
    style.SetGlobalStyle(style.CreatePEP8Style())

  def _CheckLineJoining(self, code, join_lines):
    """Check that the given LogicalLines are joined as expected.

    Arguments:
      code: The code to check to see if we can join it.
      join_lines: True if we expect the lines to be joined.
    """
    llines = yapf_test_helper.ParseAndUnwrap(code)
    self.assertCodeEqual(line_joiner.CanMergeMultipleLines(llines), join_lines)

  def testSimpleSingleLineStatement(self):
    code = textwrap.dedent("""\
        if isinstance(a, int): continue
    """)
    self._CheckLineJoining(code, join_lines=True)

  def testSimpleMultipleLineStatement(self):
    code = textwrap.dedent("""\
        if isinstance(b, int):
            continue
    """)
    self._CheckLineJoining(code, join_lines=False)

  def testSimpleMultipleLineComplexStatement(self):
    code = textwrap.dedent("""\
        if isinstance(c, int):
            while True:
                continue
    """)
    self._CheckLineJoining(code, join_lines=False)

  def testSimpleMultipleLineStatementWithComment(self):
    code = textwrap.dedent("""\
        if isinstance(d, int): continue  # We're pleased that d's an int.
    """)
    self._CheckLineJoining(code, join_lines=True)

  def testSimpleMultipleLineStatementWithLargeIndent(self):
    code = textwrap.dedent("""\
        if isinstance(e, int):    continue
    """)
    self._CheckLineJoining(code, join_lines=True)

  def testOverColumnLimit(self):
    code = textwrap.dedent("""\
        if instance(bbbbbbbbbbbbbbbbbbbbbbbbb, int): cccccccccccccccccccccccccc = ddddddddddddddddddddd
    """)  # noqa
    self._CheckLineJoining(code, join_lines=False)


if __name__ == '__main__':
  unittest.main()