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import os
from clang.cindex import Config
if 'CLANG_LIBRARY_PATH' in os.environ:
Config.set_library_path(os.environ['CLANG_LIBRARY_PATH'])
from clang.cindex import TranslationUnit
import unittest
from .util import skip_if_no_fspath
from .util import str_to_path
class TestCodeCompletion(unittest.TestCase):
def check_completion_results(self, cr, expected):
self.assertIsNotNone(cr)
self.assertEqual(len(cr.diagnostics), 0)
completions = [str(c) for c in cr.results]
for c in expected:
self.assertIn(c, completions)
def test_code_complete(self):
files = [('fake.c', """
/// Aaa.
int test1;
/// Bbb.
void test2(void);
void f() {
}
""")]
tu = TranslationUnit.from_source('fake.c', ['-std=c99'], unsaved_files=files,
options=TranslationUnit.PARSE_INCLUDE_BRIEF_COMMENTS_IN_CODE_COMPLETION)
cr = tu.codeComplete('fake.c', 9, 1, unsaved_files=files, include_brief_comments=True)
expected = [
"{'int', ResultType} | {'test1', TypedText} || Priority: 50 || Availability: Available || Brief comment: Aaa.",
"{'void', ResultType} | {'test2', TypedText} | {'(', LeftParen} | {')', RightParen} || Priority: 50 || Availability: Available || Brief comment: Bbb.",
"{'return', TypedText} || Priority: 40 || Availability: Available || Brief comment: None"
]
self.check_completion_results(cr, expected)
@skip_if_no_fspath
def test_code_complete_pathlike(self):
files = [(str_to_path('fake.c'), """
/// Aaa.
int test1;
/// Bbb.
void test2(void);
void f() {
}
""")]
tu = TranslationUnit.from_source(str_to_path('fake.c'), ['-std=c99'], unsaved_files=files,
options=TranslationUnit.PARSE_INCLUDE_BRIEF_COMMENTS_IN_CODE_COMPLETION)
cr = tu.codeComplete(str_to_path('fake.c'), 9, 1, unsaved_files=files, include_brief_comments=True)
expected = [
"{'int', ResultType} | {'test1', TypedText} || Priority: 50 || Availability: Available || Brief comment: Aaa.",
"{'void', ResultType} | {'test2', TypedText} | {'(', LeftParen} | {')', RightParen} || Priority: 50 || Availability: Available || Brief comment: Bbb.",
"{'return', TypedText} || Priority: 40 || Availability: Available || Brief comment: None"
]
self.check_completion_results(cr, expected)
def test_code_complete_availability(self):
files = [('fake.cpp', """
class P {
protected:
int member;
};
class Q : public P {
public:
using P::member;
};
void f(P x, Q y) {
x.; // member is inaccessible
y.; // member is accessible
}
""")]
tu = TranslationUnit.from_source('fake.cpp', ['-std=c++98'], unsaved_files=files)
cr = tu.codeComplete('fake.cpp', 12, 5, unsaved_files=files)
expected = [
"{'const', TypedText} || Priority: 50 || Availability: Available || Brief comment: None",
"{'volatile', TypedText} || Priority: 50 || Availability: Available || Brief comment: None",
"{'operator', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'P', TypedText} || Priority: 50 || Availability: Available || Brief comment: None",
"{'Q', TypedText} || Priority: 50 || Availability: Available || Brief comment: None"
]
self.check_completion_results(cr, expected)
cr = tu.codeComplete('fake.cpp', 13, 5, unsaved_files=files)
expected = [
"{'P', TypedText} | {'::', Text} || Priority: 75 || Availability: Available || Brief comment: None",
"{'P &', ResultType} | {'operator=', TypedText} | {'(', LeftParen} | {'const P &', Placeholder} | {')', RightParen} || Priority: 79 || Availability: Available || Brief comment: None",
"{'int', ResultType} | {'member', TypedText} || Priority: 35 || Availability: NotAccessible || Brief comment: None",
"{'void', ResultType} | {'~P', TypedText} | {'(', LeftParen} | {')', RightParen} || Priority: 79 || Availability: Available || Brief comment: None"
]
self.check_completion_results(cr, expected)
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