def test_reparse_arguments():
path = os.path.join(kInputsDir, 'parse_arguments.c')
tu = Program.from_source(path, ['-DDECL_ONE=hello', '-DDECL_TWO=hi'])
tu.reparse()
spellings = [c.spelling for c in tu.cursor.get_children()]
assert spellings[-2] == 'hello'
assert spellings[-1] == 'hi'
def get_tu(source, lang='c', all_warnings=False):
"""Obtain a translation unit from source and language.
By default, the translation unit is created from source file "t.<ext>"
where <ext> is the default file extension for the specified language. By
default it is C, so "t.c" is the default file name.
Supported languages are {c, cpp, objc}.
all_warnings is a convenience argument to enable all compiler warnings.
"""
name = 't.c'
args = []
if lang == 'cpp':
name = 't.cpp'
args.append('-std=c++11')
elif lang == 'objc':
name = 't.m'
elif lang != 'c':
raise Exception('Unknown language: %s' % lang)
if all_warnings:
args += ['-Wall', '-Wextra']
return Program.from_source(name, args, unsaved_files=[(name,
source)])
def test_code_complete():
files = [('fake.c', """
/// Aaa.
int test1;
/// Bbb.
void test2(void);
void f() {
}
""")]
tu = Program.from_source(
'fake.c', ['-std=c99'],
unsaved_files=files,
options=Program.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"
]
check_completion_results(cr, expected)
def test_unsaved_files():
tu = Program.from_source('fake.c', ['-I./'], unsaved_files = [
('fake.c', """
#include "fake.h"
int x;
int SOME_DEFINE;
"""),
('./fake.h', """
#define SOME_DEFINE y
""")
])
spellings = [c.spelling for c in tu.cursor.get_children()]
assert spellings[-2] == 'x'
assert spellings[-1] == 'y'
def test_includes():
def eq(expected, actual):
if not actual.is_input_file:
return normpaths_equal(expected[0], actual.source.name) and \
normpaths_equal(expected[1], actual.include.name)
else:
return normpaths_equal(expected[1], actual.include.name)
src = os.path.join(kInputsDir, 'include.cpp')
h1 = os.path.join(kInputsDir, "header1.h")
h2 = os.path.join(kInputsDir, "header2.h")
h3 = os.path.join(kInputsDir, "header3.h")
inc = [(src, h1), (h1, h3), (src, h2), (h2, h3)]
tu = Program.from_source(src)
for i in zip(inc, tu.get_includes()):
assert eq(i[0], i[1])
def test_load():
"""Ensure Programs can be constructed from saved files."""
tu = get_tu('int foo();')
assert len(tu.diagnostics) == 0
path = save_tu(tu)
assert os.path.exists(path)
assert os.path.getsize(path) > 0
tu2 = Program.from_ast_file(filename=path)
assert len(tu2.diagnostics) == 0
foo = get_cursor(tu2, 'foo')
assert foo is not None
# Just in case there is an open file descriptor somewhere.
del tu2
os.unlink(path)
def test_code_complete_availability():
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 = Program.from_source('fake.cpp', ['-std=c++98'], unsaved_files=files)
cr = tu.codeComplete('fake.cpp', 12, 5, unsaved_files=files)
expected = [
"{'const', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'volatile', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'operator', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'P', TypedText} | {'::', Text} || Priority: 75 || Availability: Available || Brief comment: None",
"{'Q', TypedText} | {'::', Text} || Priority: 75 || Availability: Available || Brief comment: None"
]
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: 34 || Availability: Available || Brief comment: None",
"{'int', ResultType} | {'member', TypedText} || Priority: 35 || Availability: NotAccessible || Brief comment: None",
"{'void', ResultType} | {'~P', TypedText} | {'(', LeftParen} | {')', RightParen} || Priority: 34 || Availability: Available || Brief comment: None"
]
check_completion_results(cr, expected)
def test_code_complete_availability():
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 = Program.from_source('fake.cpp', ['-std=c++98'], unsaved_files=files)
cr = tu.codeComplete('fake.cpp', 12, 5, unsaved_files=files)
expected = [
"{'const', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'volatile', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'operator', TypedText} || Priority: 40 || Availability: Available || Brief comment: None",
"{'P', TypedText} | {'::', Text} || Priority: 75 || Availability: Available || Brief comment: None",
"{'Q', TypedText} | {'::', Text} || Priority: 75 || Availability: Available || Brief comment: None"
]
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: 34 || Availability: Available || Brief comment: None",
"{'int', ResultType} | {'member', TypedText} || Priority: 35 || Availability: NotAccessible || Brief comment: None",
"{'void', ResultType} | {'~P', TypedText} | {'(', LeftParen} | {')', RightParen} || Priority: 34 || Availability: Available || Brief comment: None"
]
check_completion_results(cr, expected)
def test_code_complete():
files = [('fake.c', """
/// Aaa.
int test1;
/// Bbb.
void test2(void);
void f() {
}
""")]
tu = Program.from_source('fake.c', ['-std=c99'], unsaved_files=files,
options=Program.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"
]
check_completion_results(cr, expected)
def test_unsaved_files_2():
import StringIO
tu = Program.from_source('fake.c', unsaved_files = [
('fake.c', StringIO.StringIO('int x;'))])
spellings = [c.spelling for c in tu.cursor.get_children()]
assert spellings[-1] == 'x'
def test_spelling():
path = os.path.join(kInputsDir, 'hello.cpp')
tu = Program.from_source(path)
assert tu.spelling == path