sphinx/tests/test_domains/test_domain_c.py

1074 lines
37 KiB
Python

"""Tests the C Domain"""
import itertools
import zlib
from io import StringIO
from xml.etree import ElementTree
import pytest
from sphinx import addnodes
from sphinx.addnodes import (
desc,
desc_content,
desc_name,
desc_parameter,
desc_parameterlist,
desc_sig_name,
desc_sig_space,
desc_signature,
desc_signature_line,
pending_xref,
)
from sphinx.domains.c._ids import _id_prefix, _macroKeywords, _max_id
from sphinx.domains.c._parser import DefinitionParser
from sphinx.domains.c._symbol import Symbol
from sphinx.ext.intersphinx import load_mappings, validate_intersphinx_mapping
from sphinx.testing import restructuredtext
from sphinx.testing.util import assert_node
from sphinx.util.cfamily import DefinitionError
from sphinx.writers.text import STDINDENT
class Config:
c_id_attributes = ["id_attr", 'LIGHTGBM_C_EXPORT']
c_paren_attributes = ["paren_attr"]
c_extra_keywords = _macroKeywords
def parse(name, string):
parser = DefinitionParser(string, location=None, config=Config())
parser.allowFallbackExpressionParsing = False
ast = parser.parse_declaration(name, name)
parser.assert_end()
return ast
def _check(name, input, idDict, output, key, asTextOutput):
if key is None:
key = name
key += ' '
if name in ('function', 'member'):
inputActual = input
outputAst = output
outputAsText = output
else:
inputActual = input.format(key='')
outputAst = output.format(key='')
outputAsText = output.format(key=key)
if asTextOutput is not None:
outputAsText = asTextOutput
# first a simple check of the AST
ast = parse(name, inputActual)
res = str(ast)
if res != outputAst:
print()
print("Input: ", input)
print("Result: ", res)
print("Expected: ", outputAst)
raise DefinitionError
rootSymbol = Symbol(None, None, None, None, None)
symbol = rootSymbol.add_declaration(ast, docname="TestDoc", line=42)
parentNode = addnodes.desc()
signode = addnodes.desc_signature(input, '')
parentNode += signode
ast.describe_signature(signode, 'lastIsName', symbol, options={})
resAsText = parentNode.astext()
if resAsText != outputAsText:
print()
print("Input: ", input)
print("astext(): ", resAsText)
print("Expected: ", outputAsText)
raise DefinitionError
idExpected = [None]
for i in range(1, _max_id + 1):
if i in idDict:
idExpected.append(idDict[i])
else:
idExpected.append(idExpected[i - 1])
idActual = [None]
for i in range(1, _max_id + 1):
# try:
id = ast.get_id(version=i)
assert id is not None
idActual.append(id[len(_id_prefix[i]):])
# except NoOldIdError:
# idActual.append(None)
res = [True]
for i in range(1, _max_id + 1):
res.append(idExpected[i] == idActual[i])
if not all(res):
print("input: %s" % input.rjust(20))
for i in range(1, _max_id + 1):
if res[i]:
continue
print("Error in id version %d." % i)
print("result: %s" % idActual[i])
print("expected: %s" % idExpected[i])
# print(rootSymbol.dump(0))
raise DefinitionError
def check(name, input, idDict, output=None, key=None, asTextOutput=None):
if output is None:
output = input
# First, check without semicolon
_check(name, input, idDict, output, key, asTextOutput)
if name != 'macro':
# Second, check with semicolon
_check(name, input + ' ;', idDict, output + ';', key,
asTextOutput + ';' if asTextOutput is not None else None)
def test_domain_c_ast_expressions():
def exprCheck(expr, output=None):
parser = DefinitionParser(expr, location=None, config=Config())
parser.allowFallbackExpressionParsing = False
ast = parser.parse_expression()
parser.assert_end()
# first a simple check of the AST
if output is None:
output = expr
res = str(ast)
if res != output:
print()
print("Input: ", input)
print("Result: ", res)
print("Expected: ", output)
raise DefinitionError
displayString = ast.get_display_string()
if res != displayString:
# note: if the expression contains an anon name then this will trigger a falsely
print()
print("Input: ", expr)
print("Result: ", res)
print("Display: ", displayString)
raise DefinitionError
# type expressions
exprCheck('int*')
exprCheck('int *const*')
exprCheck('int *volatile*')
exprCheck('int *restrict*')
exprCheck('int *(*)(double)')
exprCheck('const int*')
exprCheck('__int64')
exprCheck('unsigned __int64')
# actual expressions
# primary
exprCheck('true')
exprCheck('false')
ints = ['5', '0', '075', '0x0123456789ABCDEF', '0XF', '0b1', '0B1',
"0b0'1'0", "00'1'2", "0x0'1'2", "1'2'3"]
unsignedSuffix = ['', 'u', 'U']
longSuffix = ['', 'l', 'L', 'll', 'LL']
for i in ints:
for u in unsignedSuffix:
for l in longSuffix:
expr = i + u + l
exprCheck(expr)
expr = i + l + u
exprCheck(expr)
for suffix in ['', 'f', 'F', 'l', 'L']:
for e in [
'5e42', '5e+42', '5e-42',
'5.', '5.e42', '5.e+42', '5.e-42',
'.5', '.5e42', '.5e+42', '.5e-42',
'5.0', '5.0e42', '5.0e+42', '5.0e-42',
"1'2'3e7'8'9", "1'2'3.e7'8'9",
".4'5'6e7'8'9", "1'2'3.4'5'6e7'8'9"]:
expr = e + suffix
exprCheck(expr)
for e in [
'ApF', 'Ap+F', 'Ap-F',
'A.', 'A.pF', 'A.p+F', 'A.p-F',
'.A', '.ApF', '.Ap+F', '.Ap-F',
'A.B', 'A.BpF', 'A.Bp+F', 'A.Bp-F',
"A'B'Cp1'2'3", "A'B'C.p1'2'3",
".D'E'Fp1'2'3", "A'B'C.D'E'Fp1'2'3"]:
expr = "0x" + e + suffix
exprCheck(expr)
exprCheck('"abc\\"cba"') # string
# character literals
for p in ['', 'u8', 'u', 'U', 'L']:
exprCheck(p + "'a'")
exprCheck(p + "'\\n'")
exprCheck(p + "'\\012'")
exprCheck(p + "'\\0'")
exprCheck(p + "'\\x0a'")
exprCheck(p + "'\\x0A'")
exprCheck(p + "'\\u0a42'")
exprCheck(p + "'\\u0A42'")
exprCheck(p + "'\\U0001f34c'")
exprCheck(p + "'\\U0001F34C'")
exprCheck('(5)')
exprCheck('C')
# postfix
exprCheck('A(2)')
exprCheck('A[2]')
exprCheck('a.b.c')
exprCheck('a->b->c')
exprCheck('i++')
exprCheck('i--')
# unary
exprCheck('++5')
exprCheck('--5')
exprCheck('*5')
exprCheck('&5')
exprCheck('+5')
exprCheck('-5')
exprCheck('!5')
exprCheck('not 5')
exprCheck('~5')
exprCheck('compl 5')
exprCheck('sizeof(T)')
exprCheck('sizeof -42')
exprCheck('alignof(T)')
# cast
exprCheck('(int)2')
# binary op
exprCheck('5 || 42')
exprCheck('5 or 42')
exprCheck('5 && 42')
exprCheck('5 and 42')
exprCheck('5 | 42')
exprCheck('5 bitor 42')
exprCheck('5 ^ 42')
exprCheck('5 xor 42')
exprCheck('5 & 42')
exprCheck('5 bitand 42')
# ['==', '!=']
exprCheck('5 == 42')
exprCheck('5 != 42')
exprCheck('5 not_eq 42')
# ['<=', '>=', '<', '>']
exprCheck('5 <= 42')
exprCheck('5 >= 42')
exprCheck('5 < 42')
exprCheck('5 > 42')
# ['<<', '>>']
exprCheck('5 << 42')
exprCheck('5 >> 42')
# ['+', '-']
exprCheck('5 + 42')
exprCheck('5 - 42')
# ['*', '/', '%']
exprCheck('5 * 42')
exprCheck('5 / 42')
exprCheck('5 % 42')
# ['.*', '->*']
# conditional
# TODO
# assignment
exprCheck('a = 5')
exprCheck('a *= 5')
exprCheck('a /= 5')
exprCheck('a %= 5')
exprCheck('a += 5')
exprCheck('a -= 5')
exprCheck('a >>= 5')
exprCheck('a <<= 5')
exprCheck('a &= 5')
exprCheck('a and_eq 5')
exprCheck('a ^= 5')
exprCheck('a xor_eq 5')
exprCheck('a |= 5')
exprCheck('a or_eq 5')
def test_domain_c_ast_fundamental_types():
def types():
def signed(t):
yield t
yield 'signed ' + t
yield 'unsigned ' + t
# integer types
# -------------
yield 'void'
yield from ('_Bool', 'bool')
yield from signed('char')
yield from signed('short')
yield from signed('short int')
yield from signed('int')
yield from ('signed', 'unsigned')
yield from signed('long')
yield from signed('long int')
yield from signed('long long')
yield from signed('long long int')
yield from ('__int128', '__uint128')
# extensions
for t in ('__int8', '__int16', '__int32', '__int64', '__int128'):
yield from signed(t)
# floating point types
# --------------------
yield from ('_Decimal32', '_Decimal64', '_Decimal128')
for f in ('float', 'double', 'long double'):
yield f
yield from (f + " _Complex", f + " complex")
yield from ("_Complex " + f, "complex " + f)
yield from ("_Imaginary " + f, "imaginary " + f)
# extensions
# https://gcc.gnu.org/onlinedocs/gcc/Floating-Types.html#Floating-Types
yield from ('__float80', '_Float64x',
'__float128', '_Float128',
'__ibm128')
# https://gcc.gnu.org/onlinedocs/gcc/Half-Precision.html#Half-Precision
yield '__fp16'
# fixed-point types (extension)
# -----------------------------
# https://gcc.gnu.org/onlinedocs/gcc/Fixed-Point.html#Fixed-Point
for sat in ('', '_Sat '):
for t in ('_Fract', 'fract', '_Accum', 'accum'):
for size in ('short ', '', 'long ', 'long long '):
for tt in signed(size + t):
yield sat + tt
for t in types():
input = "{key}%s foo" % t
output = ' '.join(input.split())
check('type', input, {1: 'foo'}, key='typedef', output=output)
if ' ' in t:
# try permutations of all components
tcs = t.split()
for p in itertools.permutations(tcs):
input = "{key}%s foo" % ' '.join(p)
output = ' '.join(input.split())
check("type", input, {1: 'foo'}, key='typedef', output=output)
def test_domain_c_ast_type_definitions():
check('type', "{key}T", {1: "T"})
check('type', "{key}bool *b", {1: 'b'}, key='typedef')
check('type', "{key}bool *const b", {1: 'b'}, key='typedef')
check('type', "{key}bool *const *b", {1: 'b'}, key='typedef')
check('type', "{key}bool *volatile *b", {1: 'b'}, key='typedef')
check('type', "{key}bool *restrict *b", {1: 'b'}, key='typedef')
check('type', "{key}bool *volatile const b", {1: 'b'}, key='typedef')
check('type', "{key}bool *volatile const b", {1: 'b'}, key='typedef')
check('type', "{key}bool *volatile const *b", {1: 'b'}, key='typedef')
check('type', "{key}bool b[]", {1: 'b'}, key='typedef')
check('type', "{key}long long int foo", {1: 'foo'}, key='typedef')
# test decl specs on right
check('type', "{key}bool const b", {1: 'b'}, key='typedef')
# from breathe#267 (named function parameters for function pointers
check('type', '{key}void (*gpio_callback_t)(struct device *port, uint32_t pin)',
{1: 'gpio_callback_t'}, key='typedef')
def test_domain_c_ast_macro_definitions():
check('macro', 'M', {1: 'M'})
check('macro', 'M()', {1: 'M'})
check('macro', 'M(arg)', {1: 'M'})
check('macro', 'M(arg1, arg2)', {1: 'M'})
check('macro', 'M(arg1, arg2, arg3)', {1: 'M'})
check('macro', 'M(...)', {1: 'M'})
check('macro', 'M(arg, ...)', {1: 'M'})
check('macro', 'M(arg1, arg2, ...)', {1: 'M'})
check('macro', 'M(arg1, arg2, arg3, ...)', {1: 'M'})
# GNU extension
check('macro', 'M(arg1, arg2, arg3...)', {1: 'M'})
with pytest.raises(DefinitionError):
check('macro', 'M(arg1, arg2..., arg3)', {1: 'M'})
def test_domain_c_ast_member_definitions():
check('member', 'void a', {1: 'a'})
check('member', '_Bool a', {1: 'a'})
check('member', 'bool a', {1: 'a'})
check('member', 'char a', {1: 'a'})
check('member', 'int a', {1: 'a'})
check('member', 'float a', {1: 'a'})
check('member', 'double a', {1: 'a'})
check('member', 'unsigned long a', {1: 'a'})
check('member', '__int64 a', {1: 'a'})
check('member', 'unsigned __int64 a', {1: 'a'})
check('member', 'int .a', {1: 'a'})
check('member', 'int *a', {1: 'a'})
check('member', 'int **a', {1: 'a'})
check('member', 'const int a', {1: 'a'})
check('member', 'volatile int a', {1: 'a'})
check('member', 'restrict int a', {1: 'a'})
check('member', 'volatile const int a', {1: 'a'})
check('member', 'restrict const int a', {1: 'a'})
check('member', 'restrict volatile int a', {1: 'a'})
check('member', 'restrict volatile const int a', {1: 'a'})
check('member', 'T t', {1: 't'})
check('member', 'int a[]', {1: 'a'})
check('member', 'int (*p)[]', {1: 'p'})
check('member', 'int a[42]', {1: 'a'})
check('member', 'int a = 42', {1: 'a'})
check('member', 'T a = {}', {1: 'a'})
check('member', 'T a = {1}', {1: 'a'})
check('member', 'T a = {1, 2}', {1: 'a'})
check('member', 'T a = {1, 2, 3}', {1: 'a'})
# test from issue #1539
check('member', 'CK_UTF8CHAR model[16]', {1: 'model'})
check('member', 'auto int a', {1: 'a'})
check('member', 'register int a', {1: 'a'})
check('member', 'extern int a', {1: 'a'})
check('member', 'static int a', {1: 'a'})
check('member', 'thread_local int a', {1: 'a'})
check('member', '_Thread_local int a', {1: 'a'})
check('member', 'extern thread_local int a', {1: 'a'})
check('member', 'thread_local extern int a', {1: 'a'},
'extern thread_local int a')
check('member', 'static thread_local int a', {1: 'a'})
check('member', 'thread_local static int a', {1: 'a'},
'static thread_local int a')
check('member', 'int b : 3', {1: 'b'})
def test_domain_c_ast_function_definitions():
check('function', 'void f()', {1: 'f'})
check('function', 'void f(int)', {1: 'f'})
check('function', 'void f(int i)', {1: 'f'})
check('function', 'void f(int i, int j)', {1: 'f'})
check('function', 'void f(...)', {1: 'f'})
check('function', 'void f(int i, ...)', {1: 'f'})
check('function', 'void f(struct T)', {1: 'f'})
check('function', 'void f(struct T t)', {1: 'f'})
check('function', 'void f(union T)', {1: 'f'})
check('function', 'void f(union T t)', {1: 'f'})
check('function', 'void f(enum T)', {1: 'f'})
check('function', 'void f(enum T t)', {1: 'f'})
# test from issue #1539
check('function', 'void f(A x[])', {1: 'f'})
# test from issue #2377
check('function', 'void (*signal(int sig, void (*func)(int)))(int)', {1: 'signal'})
check('function', 'extern void f()', {1: 'f'})
check('function', 'static void f()', {1: 'f'})
check('function', 'inline void f()', {1: 'f'})
# tests derived from issue #1753 (skip to keep sanity)
check('function', "void f(float *q(double))", {1: 'f'})
check('function', "void f(float *(*q)(double))", {1: 'f'})
check('function', "void f(float (*q)(double))", {1: 'f'})
check('function', "int (*f(double d))(float)", {1: 'f'})
check('function', "int (*f(bool b))[5]", {1: 'f'})
check('function', "void f(int *const p)", {1: 'f'})
check('function', "void f(int *volatile const p)", {1: 'f'})
# from breathe#223
check('function', 'void f(struct E e)', {1: 'f'})
check('function', 'void f(enum E e)', {1: 'f'})
check('function', 'void f(union E e)', {1: 'f'})
# array declarators
check('function', 'void f(int arr[])', {1: 'f'})
check('function', 'void f(int arr[*])', {1: 'f'})
cvrs = ['', 'const', 'volatile', 'restrict', 'restrict volatile const']
for cvr in cvrs:
space = ' ' if len(cvr) != 0 else ''
check('function', f'void f(int arr[{cvr}*])', {1: 'f'})
check('function', f'void f(int arr[{cvr}])', {1: 'f'})
check('function', f'void f(int arr[{cvr}{space}42])', {1: 'f'})
check('function', f'void f(int arr[static{space}{cvr} 42])', {1: 'f'})
check('function', f'void f(int arr[{cvr}{space}static 42])', {1: 'f'},
output=f'void f(int arr[static{space}{cvr} 42])')
check('function', 'void f(int arr[const static volatile 42])', {1: 'f'},
output='void f(int arr[static volatile const 42])')
with pytest.raises(DefinitionError):
parse('function', 'void f(int for)')
# from #8960
check('function', 'void f(void (*p)(int, double), int i)', {1: 'f'})
def test_domain_c_ast_nested_name():
check('struct', '{key}.A', {1: "A"})
check('struct', '{key}.A.B', {1: "A.B"})
check('function', 'void f(.A a)', {1: "f"})
check('function', 'void f(.A.B a)', {1: "f"})
def test_domain_c_ast_struct_definitions():
check('struct', '{key}A', {1: 'A'})
def test_domain_c_ast_union_definitions():
check('union', '{key}A', {1: 'A'})
def test_domain_c_ast_enum_definitions():
check('enum', '{key}A', {1: 'A'})
check('enumerator', '{key}A', {1: 'A'})
check('enumerator', '{key}A = 42', {1: 'A'})
def test_domain_c_ast_anon_definitions():
check('struct', '@a', {1: "@a"}, asTextOutput='struct [anonymous]')
check('union', '@a', {1: "@a"}, asTextOutput='union [anonymous]')
check('enum', '@a', {1: "@a"}, asTextOutput='enum [anonymous]')
check('struct', '@1', {1: "@1"}, asTextOutput='struct [anonymous]')
check('struct', '@a.A', {1: "@a.A"}, asTextOutput='struct [anonymous].A')
def test_domain_c_ast_initializers():
idsMember = {1: 'v'}
idsFunction = {1: 'f'}
# no init
check('member', 'T v', idsMember)
check('function', 'void f(T v)', idsFunction)
# with '=', assignment-expression
check('member', 'T v = 42', idsMember)
check('function', 'void f(T v = 42)', idsFunction)
# with '=', braced-init
check('member', 'T v = {}', idsMember)
check('function', 'void f(T v = {})', idsFunction)
check('member', 'T v = {42, 42, 42}', idsMember)
check('function', 'void f(T v = {42, 42, 42})', idsFunction)
check('member', 'T v = {42, 42, 42,}', idsMember)
check('function', 'void f(T v = {42, 42, 42,})', idsFunction)
# TODO: designator-list
def test_domain_c_ast_attributes():
# style: C++
check('member', '[[]] int f', {1: 'f'})
check('member', '[ [ ] ] int f', {1: 'f'},
# this will fail when the proper grammar is implemented
output='[[ ]] int f')
check('member', '[[a]] int f', {1: 'f'})
# style: GNU
check('member', '__attribute__(()) int f', {1: 'f'})
check('member', '__attribute__((a)) int f', {1: 'f'})
check('member', '__attribute__((a, b)) int f', {1: 'f'})
check('member', '__attribute__((optimize(3))) int f', {1: 'f'})
check('member', '__attribute__((format(printf, 1, 2))) int f', {1: 'f'})
# style: user-defined id
check('member', 'id_attr int f', {1: 'f'})
# style: user-defined paren
check('member', 'paren_attr() int f', {1: 'f'})
check('member', 'paren_attr(a) int f', {1: 'f'})
check('member', 'paren_attr("") int f', {1: 'f'})
check('member', 'paren_attr(()[{}][]{}) int f', {1: 'f'})
with pytest.raises(DefinitionError):
parse('member', 'paren_attr(() int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr([) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr({) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr([)]) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr((])) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr({]}) int f')
# position: decl specs
check('function', 'static inline __attribute__(()) void f()', {1: 'f'},
output='__attribute__(()) static inline void f()')
check('function', '[[attr1]] [[attr2]] void f()', {1: 'f'})
# position: declarator
check('member', 'int *[[attr1]] [[attr2]] i', {1: 'i'})
check('member', 'int *const [[attr1]] [[attr2]] volatile i', {1: 'i'},
output='int *[[attr1]] [[attr2]] volatile const i')
check('member', 'int *[[attr1]] [[attr2]] *i', {1: 'i'})
# position: parameters
check('function', 'void f() [[attr1]] [[attr2]]', {1: 'f'})
# position: enumerator
check('enumerator', '{key}Foo [[attr1]] [[attr2]]', {1: 'Foo'})
check('enumerator', '{key}Foo [[attr1]] [[attr2]] = 42', {1: 'Foo'})
# issue michaeljones/breathe#500
check('function', 'LIGHTGBM_C_EXPORT int LGBM_BoosterFree(int handle)',
{1: 'LGBM_BoosterFree'})
def test_extra_keywords():
with pytest.raises(DefinitionError,
match='Expected identifier in nested name'):
parse('function', 'void complex(void)')
# def test_print():
# # used for getting all the ids out for checking
# for a in ids:
# print(a)
# raise DefinitionError
def split_warnings(warning: StringIO):
ws = warning.getvalue().split("\n")
assert len(ws) >= 1
assert ws[-1] == ""
return ws[:-1]
def filter_warnings(warning: StringIO, file):
lines = split_warnings(warning)
res = [l for l in lines if "domain-c" in l and f"{file}.rst" in l and
"WARNING: document isn't included in any toctree" not in l]
print(f"Filtered warnings for file '{file}':")
for w in res:
print(w)
return res
def extract_role_links(app, filename):
t = (app.outdir / filename).read_text(encoding='utf8')
lis = [l for l in t.split('\n') if l.startswith("<li")]
entries = []
for l in lis:
li = ElementTree.fromstring(l) # NoQA: S314 # using known data in tests
aList = list(li.iter('a'))
assert len(aList) == 1
a = aList[0]
target = a.attrib['href'].lstrip('#')
title = a.attrib['title']
assert len(a) == 1
code = a[0]
assert code.tag == 'code'
text = ''.join(code.itertext())
entries.append((target, title, text))
return entries
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build(app):
app.build(force_all=True)
ws = filter_warnings(app.warning, "index")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build_namespace(app):
app.build(force_all=True)
ws = filter_warnings(app.warning, "namespace")
assert len(ws) == 0
t = (app.outdir / "namespace.html").read_text(encoding='utf8')
for id_ in ('NS.NSVar', 'NULLVar', 'ZeroVar', 'NS2.NS3.NS2NS3Var', 'PopVar'):
assert f'id="c.{id_}"' in t
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build_anon_dup_decl(app):
app.build(force_all=True)
ws = filter_warnings(app.warning, "anon-dup-decl")
assert len(ws) == 2
assert "WARNING: c:identifier reference target not found: @a" in ws[0]
assert "WARNING: c:identifier reference target not found: @b" in ws[1]
@pytest.mark.sphinx(confoverrides={'nitpicky': True})
def test_domain_c_build_semicolon(app):
text = """
.. c:member:: int member;
.. c:var:: int var;
.. c:function:: void f();
.. .. c:macro:: NO_SEMICOLON;
.. c:struct:: Struct;
.. c:union:: Union;
.. c:enum:: Enum;
.. c:enumerator:: Enumerator;
.. c:type:: Type;
.. c:type:: int TypeDef;
"""
restructuredtext.parse(app, text)
ws = split_warnings(app.warning)
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build_function_param_target(app):
# the anchor for function parameters should be the function
app.build(force_all=True)
ws = filter_warnings(app.warning, "function_param_target")
assert len(ws) == 0
entries = extract_role_links(app, "function_param_target.html")
assert entries == [
('c.function_param_target.f', 'i', 'i'),
('c.function_param_target.f', 'f.i', 'f.i'),
]
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build_ns_lookup(app):
app.build(force_all=True)
ws = filter_warnings(app.warning, "ns_lookup")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-c', confoverrides={'nitpicky': True})
def test_domain_c_build_field_role(app):
app.build(force_all=True)
ws = filter_warnings(app.warning, "field-role")
assert len(ws) == 0
def _get_obj(app, queryName):
domain = app.env.get_domain('c')
for name, _dispname, objectType, docname, anchor, _prio in domain.get_objects():
if name == queryName:
return (docname, anchor, objectType)
return (queryName, "not", "found")
@pytest.mark.sphinx(testroot='domain-c-intersphinx', confoverrides={'nitpicky': True})
def test_domain_c_build_intersphinx(tmp_path, app):
# a splitting of test_ids_vs_tags0 into the primary directives in a remote project,
# and then the references in the test project
origSource = """\
.. c:member:: int _member
.. c:var:: int _var
.. c:function:: void _function()
.. c:macro:: _macro
.. c:struct:: _struct
.. c:union:: _union
.. c:enum:: _enum
.. c:enumerator:: _enumerator
.. c:type:: _type
.. c:function:: void _functionParam(int param)
""" # NoQA: F841
inv_file = tmp_path / 'inventory'
inv_file.write_bytes(b'''\
# Sphinx inventory version 2
# Project: C Intersphinx Test
# Version:
# The remainder of this file is compressed using zlib.
''' + zlib.compress(b'''\
_enum c:enum 1 index.html#c.$ -
_enum._enumerator c:enumerator 1 index.html#c.$ -
_enumerator c:enumerator 1 index.html#c._enum.$ -
_function c:function 1 index.html#c.$ -
_functionParam c:function 1 index.html#c.$ -
_functionParam.param c:functionParam 1 index.html#c._functionParam -
_macro c:macro 1 index.html#c.$ -
_member c:member 1 index.html#c.$ -
_struct c:struct 1 index.html#c.$ -
_type c:type 1 index.html#c.$ -
_union c:union 1 index.html#c.$ -
_var c:member 1 index.html#c.$ -
''')) # NoQA: W291
app.config.intersphinx_mapping = {
'local': ('https://localhost/intersphinx/c/', str(inv_file)),
}
app.config.intersphinx_cache_limit = 0
# load the inventory and check if it's done correctly
validate_intersphinx_mapping(app, app.config)
load_mappings(app)
app.build(force_all=True)
ws = filter_warnings(app.warning, "index")
assert len(ws) == 0
def test_domain_c_parse_cfunction(app):
text = (".. c:function:: PyObject* "
"PyType_GenericAlloc(PyTypeObject *type, Py_ssize_t nitems)")
doctree = restructuredtext.parse(app, text)
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
entry = _get_obj(app, 'PyType_GenericAlloc')
assert entry == ('index', 'c.PyType_GenericAlloc', 'function')
def test_domain_c_parse_cmember(app):
text = ".. c:member:: PyObject* PyTypeObject.tp_bases"
doctree = restructuredtext.parse(app, text)
assert_node(doctree[1], addnodes.desc, desctype="member",
domain="c", objtype="member", no_index=False)
entry = _get_obj(app, 'PyTypeObject.tp_bases')
assert entry == ('index', 'c.PyTypeObject.tp_bases', 'member')
def test_domain_c_parse_cvar(app):
text = ".. c:var:: PyObject* PyClass_Type"
doctree = restructuredtext.parse(app, text)
assert_node(doctree[1], addnodes.desc, desctype="var",
domain="c", objtype="var", no_index=False)
entry = _get_obj(app, 'PyClass_Type')
assert entry == ('index', 'c.PyClass_Type', 'member')
def test_domain_c_parse_no_index_entry(app):
text = (".. c:function:: void f()\n"
".. c:function:: void g()\n"
" :no-index-entry:\n")
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (addnodes.index, desc, addnodes.index, desc))
assert_node(doctree[0], addnodes.index, entries=[('single', 'f (C function)', 'c.f', '', None)])
assert_node(doctree[2], addnodes.index, entries=[])
@pytest.mark.sphinx('html', confoverrides={
'c_maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_c_maximum_signature_line_length_equal(app):
text = ".. c:function:: str hello(str name)"
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "name"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'c_maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_c_maximum_signature_line_length_force_single(app):
text = (".. c:function:: str hello(str names)\n"
" :single-line-parameter-list:")
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "names"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'c_maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_c_maximum_signature_line_length_break(app):
text = ".. c:function:: str hello(str names)"
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "names"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=True)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_maximum_signature_line_length_equal(app):
text = ".. c:function:: str hello(str name)"
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "name"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_maximum_signature_line_length_force_single(app):
text = (".. c:function:: str hello(str names)\n"
" :single-line-parameter-list:")
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "names"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len("str hello(str name)"),
})
def test_cfunction_signature_with_maximum_signature_line_length_break(app):
text = ".. c:function:: str hello(str names)"
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype="function",
domain="c", objtype="function", no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, "names"],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=True)
@pytest.mark.sphinx('html', confoverrides={
'c_maximum_signature_line_length': len('str hello(str name)'),
'maximum_signature_line_length': 1,
})
def test_c_maximum_signature_line_length_overrides_global(app):
text = '.. c:function:: str hello(str name)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)]
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='c', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, "str"]],
desc_sig_space,
[desc_sig_name, 'name'],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', testroot='domain-c-c_maximum_signature_line_length')
def test_domain_c_c_maximum_signature_line_length_in_html(app):
app.build()
content = (app.outdir / 'index.html').read_text(encoding='utf-8')
expected = """\
<dl>
<dd>\
<span class="n"><span class="pre">str</span></span>\
<span class="w"> </span>\
<span class="n"><span class="pre">name</span></span>,\
</dd>
</dl>
<span class="sig-paren">)</span>\
<a class="headerlink" href="#c.hello" title="Link to this definition">¶</a>\
<br />\
</dt>
"""
assert expected in content
@pytest.mark.sphinx(
'text', testroot='domain-c-c_maximum_signature_line_length',
)
def test_domain_c_c_maximum_signature_line_length_in_text(app):
app.build()
content = (app.outdir / 'index.txt').read_text(encoding='utf8')
param_line_fmt = STDINDENT * " " + "{}\n"
expected_parameter_list_hello = "(\n{})".format(param_line_fmt.format("str name,"))
assert expected_parameter_list_hello in content