forked from VimPlug/jedi
105 lines
2.8 KiB
Python
105 lines
2.8 KiB
Python
"""
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Test all things related to the ``jedi.api`` module.
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"""
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from jedi import api
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from pytest import raises
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def test_preload_modules():
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def check_loaded(*modules):
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# +1 for None module (currently used)
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assert len(parser_cache) == len(modules) + 1
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for i in modules:
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assert [i in k for k in parser_cache.keys() if k is not None]
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from jedi import cache
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temp_cache, cache.parser_cache = cache.parser_cache, {}
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parser_cache = cache.parser_cache
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api.preload_module('sys')
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check_loaded() # compiled (c_builtin) modules shouldn't be in the cache.
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api.preload_module('json', 'token')
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check_loaded('json', 'token')
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cache.parser_cache = temp_cache
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def test_empty_script():
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assert api.Script('')
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def test_line_number_errors():
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"""
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Script should raise a ValueError if line/column numbers are not in a
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valid range.
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"""
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s = 'hello'
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# lines
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with raises(ValueError):
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api.Script(s, 2, 0)
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with raises(ValueError):
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api.Script(s, 0, 0)
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# columns
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with raises(ValueError):
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api.Script(s, 1, len(s) + 1)
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with raises(ValueError):
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api.Script(s, 1, -1)
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# ok
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api.Script(s, 1, 0)
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api.Script(s, 1, len(s))
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def _check_number(source, result='float'):
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completions = api.Script(source).completions()
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assert completions[0].parent().name == result
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def test_completion_on_number_literals():
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# No completions on an int literal (is a float).
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assert api.Script('1.').completions() == []
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# Multiple points after an int literal basically mean that there's a float
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# and a call after that.
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_check_number('1..')
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_check_number('1.0.')
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# power notation
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_check_number('1.e14.')
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_check_number('1.e-3.')
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_check_number('9e3.')
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assert api.Script('1.e3..').completions() == []
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assert api.Script('1.e-13..').completions() == []
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def test_completion_on_hex_literals():
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assert api.Script('0x1..').completions() == []
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_check_number('0x1.', 'int') # hexdecimal
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_check_number('0b3.', 'int') # binary
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_check_number('0o7.', 'int') # octal
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_check_number('0x2e.', 'int')
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_check_number('0xE7.', 'int')
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_check_number('0xEa.', 'int')
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# theoretically, but people can just check for syntax errors:
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#assert api.Script('0x.').completions() == []
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def test_completion_on_complex_literals():
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assert api.Script('1j..').completions() == []
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_check_number('1j.', 'complex')
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_check_number('44.j.', 'complex')
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_check_number('4.0j.', 'complex')
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# No dot no completion
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assert api.Script('4j').completions() == []
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def test_goto_assignments_on_non_statement():
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with raises(api.NotFoundError):
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api.Script('for').goto_assignments()
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with raises(api.NotFoundError):
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api.Script('assert').goto_assignments()
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