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Copy pathtest_definitions.py
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201 lines (148 loc) · 5.59 KB
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# Copyright 2017-2020 Palantir Technologies, Inc.
# Copyright 2021- Python Language Server Contributors.
import os
import jedi
from pylsp import uris
from pylsp.plugins.definition import pylsp_definitions
from pylsp.workspace import Document
DOC_URI = uris.from_fs_path(__file__)
DOC = """def a():
pass
print(a())
class Directory(object):
def __init__(self):
self.members = dict()
def add_member(self, id, name):
self.members[id] = name
subscripted_before_reference = {}
subscripted_before_reference[0] = 0
subscripted_before_reference
def my_func():
print('called')
alias = my_func
my_list = [1, None, alias]
inception = my_list[2]
inception()
import numpy
numpy.ones
"""
def test_definitions(config, workspace) -> None:
# Over 'a' in print a
cursor_pos = {"line": 3, "character": 6}
# The definition of 'a'
def_range = {
"start": {"line": 0, "character": 4},
"end": {"line": 0, "character": 5},
}
doc = Document(DOC_URI, workspace, DOC)
assert [{"uri": DOC_URI, "range": def_range}] == pylsp_definitions(
config, doc, cursor_pos
)
def test_indirect_definitions(config, workspace) -> None:
# Over 'subscripted_before_reference'
cursor_pos = {"line": 16, "character": 0}
# The definition of 'subscripted_before_reference',
# skipping intermediate writes to the most recent definition
def_range = {
"start": {"line": 14, "character": 0},
"end": {"line": 14, "character": len("subscripted_before_reference")},
}
doc = Document(DOC_URI, workspace, DOC)
assert [{"uri": DOC_URI, "range": def_range}] == pylsp_definitions(
config, doc, cursor_pos
)
def test_definition_with_multihop_inference_goto(config, workspace) -> None:
# Over 'inception()'
cursor_pos = {"line": 26, "character": 0}
# The most recent definition of 'inception',
# ignoring alias hops
def_range = {
"start": {"line": 24, "character": 0},
"end": {"line": 24, "character": len("inception")},
}
doc = Document(DOC_URI, workspace, DOC)
assert [{"uri": DOC_URI, "range": def_range}] == pylsp_definitions(
config, doc, cursor_pos
)
def test_numpy_definition(config, workspace) -> None:
# Over numpy.ones
cursor_pos = {"line": 29, "character": 8}
doc = Document(DOC_URI, workspace, DOC)
defns = pylsp_definitions(config, doc, cursor_pos)
assert len(defns) > 0, defns
def test_builtin_definition(config, workspace) -> None:
# Over 'i' in dict
cursor_pos = {"line": 8, "character": 24}
doc = Document(DOC_URI, workspace, DOC)
orig_settings = config.settings()
# Check definition for `dict` goes to `builtins.pyi::dict`
follow_defns_setting = {"follow_builtin_definitions": True}
settings = {"plugins": {"jedi_definition": follow_defns_setting}}
config.update(settings)
defns = pylsp_definitions(config, doc, cursor_pos)
assert len(defns) == 1
assert defns[0]["uri"].endswith("builtins.pyi")
# Check no definitions for `dict`
follow_defns_setting["follow_builtin_definitions"] = False
config.update(settings)
defns = pylsp_definitions(config, doc, cursor_pos)
assert not defns
config.update(orig_settings)
def test_assignment(config, workspace) -> None:
# Over 's' in self.members[id]
cursor_pos = {"line": 11, "character": 19}
# The assignment of 'self.members'
def_range = {
"start": {"line": 8, "character": 13},
"end": {"line": 8, "character": 20},
}
doc = Document(DOC_URI, workspace, DOC)
assert [{"uri": DOC_URI, "range": def_range}] == pylsp_definitions(
config, doc, cursor_pos
)
def test_document_path_definitions(config, workspace_other_root_path, tmpdir) -> None:
# Create a dummy module out of the workspace's root_path and try to get
# a definition on it in another file placed next to it.
module_content = """
def foo():
pass
"""
p = tmpdir.join("mymodule.py")
p.write(module_content)
# Content of doc to test definition
doc_content = """from mymodule import foo"""
doc_path = str(tmpdir) + os.path.sep + "myfile.py"
doc_uri = uris.from_fs_path(doc_path)
doc = Document(doc_uri, workspace_other_root_path, doc_content)
# The range where is defined in mymodule.py
def_range = {
"start": {"line": 1, "character": 4},
"end": {"line": 1, "character": 7},
}
# The position where foo is called in myfile.py
cursor_pos = {"line": 0, "character": 24}
# The uri for mymodule.py
module_path = str(p)
module_uri = uris.from_fs_path(module_path)
assert [{"uri": module_uri, "range": def_range}] == pylsp_definitions(
config, doc, cursor_pos
)
def test_definition_without_source_position(config, workspace, monkeypatch) -> None:
# A definition jedi resolves without a source position (e.g. a compiled
# builtin, where line/column are None) must be dropped, not crash with
# `TypeError: unsupported operand type(s) for -: 'NoneType' and 'int'`.
# Regression test for #623 and #624.
class _NoPositionName:
line = None
column = None
module_path = None
name = "compiled"
def is_definition(self) -> bool:
return True
monkeypatch.setattr(
jedi.api.Script, "goto", lambda *args, **kwargs: [_NoPositionName()]
)
doc = Document(DOC_URI, workspace, DOC)
# follow_builtin_definitions defaults to True, so the None-guard in the
# return comprehension is the only thing preventing the crash.
assert pylsp_definitions(config, doc, {"line": 3, "character": 6}) == []