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Copy pathtest_langserver.py
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182 lines (155 loc) · 5.19 KB
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#!/usr/local/bin/python3
import os.path
import sys
import opentracing
import pytest
sys.path.insert(0, os.path.dirname(os.path.realpath(__file__)))
from langserver.fs import InMemoryFileSystem # noqa: E402
from langserver.langserver import LangServer # noqa: E402
from langserver.symbols import extract_symbols # noqa: E402
FS = InMemoryFileSystem({
'/example_file.py':
'''
class MyClass(object):
def __init__(self):
pass
def foo(self):
def bar():
pass
pass
def _private(self):
pass
def baz():
pass
X = "hi"
''',
'/a.py':
'''
class A:
"A doc string"
pass
''',
'/b.py':
'''
import fnmatch
from .a import A
if __name__ == '__main__':
A()
print(fnmatch.fnmatchcase("test","t*"))
''',
'/c.py':
'''
class C(object):
def bar(self):
foo = ""
printf(foo)
return str("This is a string literal")
''',
})
def test_extract_symbols():
import json
example_file = FS.open("/example_file.py", parent_span=None)
want = '''{"kind": 5, "location": {"range": {"end": {"character": 7, "line": 1}, "start": {"character": 0, "line": 1}}, "uri": "file://example_file.py"}, "name": "MyClass"}
{"containerName": "MyClass", "kind": 6, "location": {"range": {"end": {"character": 12, "line": 2}, "start": {"character": 4, "line": 2}}, "uri": "file://example_file.py"}, "name": "__init__"}
{"containerName": "MyClass", "kind": 6, "location": {"range": {"end": {"character": 7, "line": 5}, "start": {"character": 4, "line": 5}}, "uri": "file://example_file.py"}, "name": "foo"}
{"containerName": "MyClass", "kind": 6, "location": {"range": {"end": {"character": 12, "line": 10}, "start": {"character": 4, "line": 10}}, "uri": "file://example_file.py"}, "name": "_private"}
{"kind": 12, "location": {"range": {"end": {"character": 3, "line": 13}, "start": {"character": 0, "line": 13}}, "uri": "file://example_file.py"}, "name": "baz"}
{"kind": 13, "location": {"range": {"end": {"character": 1, "line": 16}, "start": {"character": 0, "line": 16}}, "uri": "file://example_file.py"}, "name": "X"}'''
symbols = extract_symbols(example_file, 'example_file.py')
got = "\n".join(json.dumps(s.json_object(), sort_keys=True)
for s in symbols)
assert got == want
def test_hover_on_def():
h = hover('/a.py', 1, 7)
assert h == {
'contents': [{
'language': 'python',
'value': 'class A(param type(self))'
}, 'A doc string']
}
def test_hover_on_string_literal():
h = hover('/c.py', 5, 21)
assert h == {"contents": []} # expect no hover on a string literal
def test_hover_on_string_variable():
h = hover('/c.py', 4, 15)
assert h == {'contents': [{'language': 'python', 'value': 'str'}]}
def test_hover_on_str():
h = hover('/c.py', 5, 16)
assert h == {
'contents': [
{
'language': 'python',
'value': 'class str(param object)'
},
"str(object='') -> str\n"
'str(bytes_or_buffer[, encoding[, errors]]) -> str\n'
'\n'
'Create a new string object from the given object. If encoding '
'or\n'
'errors is specified, then the object must expose a data buffer\n'
'that will be decoded using the given encoding and error '
'handler.\n'
'Otherwise, returns the result of object.__str__() (if defined)\n'
'or repr(object).\n'
'encoding defaults to sys.getdefaultencoding().\n'
"errors defaults to 'strict'."]
}
@pytest.mark.skip(reason="Failing")
def test_hover_another_file():
h = hover('/b.py', 4, 5)
assert h == {
'contents': [{
'language': 'python',
'value': 'class A(param type(self))'
}, 'A doc string']
}
def test_hover_stdlib():
h = hover('/b.py', 5, 23)
assert h == {
'contents':
[{
'language': 'python',
'value': 'def fnmatchcase(param name, param pat)'
},
"Test whether FILENAME matches PATTERN, including case.\n"
"\nThis is a version of fnmatch() which doesn't case-normalize\n"
"its arguments."
]
}
def hover(path, line, character):
server = LangServer(conn=None)
server.fs = FS
server.root_path = '/'
return server.serve_hover({
"params": {
"textDocument": {
"uri": "file://" + path
},
"position": {
"line": line,
"character": character,
},
},
"span": opentracing.tracer.start_span()
})
def test_inmemory_fs():
contents = {
"/a": "a",
"/aa": "aa",
"/b/b": "bb",
"/b/c/d/e": "bcde",
"/bb/b": "bbb",
}
fs = InMemoryFileSystem(contents)
for path, v in contents.items():
assert fs.open(path, parent_span=None) == v
dirs = {
"/": ["a", "aa", "b", "bb"],
"/b": ["b", "c"],
"/b/c": ["d"],
"/bb": ["b"],
}
for d, want in dirs.items():
want = sorted(want)
got = sorted([e.name for e in fs.listdir(d, parent_span=None)])
assert got == want