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505 lines (398 loc) · 16.2 KB
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## test with python -m pytest integration_test.py
import os
import pathlib
import platform
import pytest
from testutils import simplecpp, format_include_path_arg, format_include
def __test_relative_header_create_header(dir, with_pragma_once=True):
header_file = os.path.join(dir, 'test.h')
with open(header_file, 'wt') as f:
f.write(f"""
{"#pragma once" if with_pragma_once else ""}
#ifndef TEST_H_INCLUDED
#define TEST_H_INCLUDED
#else
#error header_was_already_included
#endif
const int dummy = 1;
""")
return header_file, "error: #error header_was_already_included"
def __test_relative_header_create_source(dir, include1, include2, is_include1_sys=False, is_include2_sys=False, inv=False):
if inv:
return __test_relative_header_create_source(dir, include1=include2, include2=include1, is_include1_sys=is_include2_sys, is_include2_sys=is_include1_sys)
## otherwise
src_file = os.path.join(dir, 'test.c')
with open(src_file, 'wt') as f:
f.write(f"""
#undef TEST_H_INCLUDED
#include {format_include(include1, is_include1_sys)}
#include {format_include(include2, is_include2_sys)}
""")
return src_file
@pytest.mark.parametrize("with_pragma_once", (False, True))
@pytest.mark.parametrize("is_sys", (False, True))
def test_relative_header_1(record_property, tmpdir, with_pragma_once, is_sys):
_, double_include_error = __test_relative_header_create_header(tmpdir, with_pragma_once=with_pragma_once)
test_file = __test_relative_header_create_source(tmpdir, "test.h", "test.h", is_include1_sys=is_sys, is_include2_sys=is_sys)
args = ([format_include_path_arg(tmpdir)] if is_sys else []) + [test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
if with_pragma_once:
assert stderr == ''
else:
assert double_include_error in stderr
@pytest.mark.parametrize("with_pragma_once", (False, True))
@pytest.mark.parametrize("inv", (False, True))
@pytest.mark.parametrize("source_relative", (False, True))
def test_relative_header_2(record_property, tmpdir, with_pragma_once, inv, source_relative):
header_file, double_include_error = __test_relative_header_create_header(tmpdir, with_pragma_once=with_pragma_once)
test_file = __test_relative_header_create_source(tmpdir, "test.h", header_file, inv=inv)
args = ["test.c" if source_relative else test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
if with_pragma_once:
assert stderr == ''
if inv or not source_relative:
assert f'#line 8 "{pathlib.PurePath(tmpdir).as_posix()}/test.h"' in stdout
else:
assert '#line 8 "test.h"' in stdout
else:
assert double_include_error in stderr
@pytest.mark.parametrize("is_sys", (False, True))
@pytest.mark.parametrize("inv", (False, True))
@pytest.mark.parametrize("source_relative", (False, True))
def test_relative_header_3(record_property, tmpdir, is_sys, inv, source_relative):
test_subdir = os.path.join(tmpdir, "test_subdir")
os.mkdir(test_subdir)
header_file, _ = __test_relative_header_create_header(test_subdir)
test_file = __test_relative_header_create_source(tmpdir, "test_subdir/test.h", header_file, is_include1_sys=is_sys, inv=inv)
args = ["test.c" if source_relative else test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
if is_sys:
assert "missing header: Header not found" in stderr
else:
assert stderr == ''
if source_relative and not inv:
assert '#line 8 "test_subdir/test.h"' in stdout
else:
assert f'#line 8 "{pathlib.PurePath(test_subdir).as_posix()}/test.h"' in stdout
@pytest.mark.parametrize("use_short_path", (False, True))
@pytest.mark.parametrize("relative_include_dir", (False, True))
@pytest.mark.parametrize("is_sys", (False, True))
@pytest.mark.parametrize("inv", (False, True))
@pytest.mark.parametrize("source_relative", (False, True))
def test_relative_header_4(record_property, tmpdir, use_short_path, relative_include_dir, is_sys, inv, source_relative):
test_subdir = os.path.join(tmpdir, "test_subdir")
os.mkdir(test_subdir)
header_file, _ = __test_relative_header_create_header(test_subdir)
if use_short_path:
header_file = "test_subdir/test.h"
test_file = __test_relative_header_create_source(tmpdir, header_file, "test.h", is_include2_sys=is_sys, inv=inv)
args = [format_include_path_arg("test_subdir" if relative_include_dir else test_subdir), "test.c" if source_relative else test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert stderr == ''
if (source_relative and use_short_path and not inv) or (relative_include_dir and inv):
assert '#line 8 "test_subdir/test.h"' in stdout
else:
assert f'#line 8 "{pathlib.PurePath(test_subdir).as_posix()}/test.h"' in stdout
@pytest.mark.parametrize("with_pragma_once", (False, True))
@pytest.mark.parametrize("relative_include_dir", (False, True))
@pytest.mark.parametrize("is_sys", (False, True))
@pytest.mark.parametrize("inv", (False, True))
@pytest.mark.parametrize("source_relative", (False, True))
def test_relative_header_5(record_property, tmpdir, with_pragma_once, relative_include_dir, is_sys, inv, source_relative): # test relative paths with ..
## in this test, the subdir role is the opposite then the previous - it contains the test.c file, while the parent tmpdir contains the header file
header_file, double_include_error = __test_relative_header_create_header(tmpdir, with_pragma_once=with_pragma_once)
if is_sys:
header_file_second_path = "test.h"
else:
header_file_second_path = "../test.h"
test_subdir = os.path.join(tmpdir, "test_subdir")
os.mkdir(test_subdir)
test_file = __test_relative_header_create_source(test_subdir, header_file, header_file_second_path, is_include2_sys=is_sys, inv=inv)
args = ([format_include_path_arg(".." if relative_include_dir else tmpdir)] if is_sys else []) + ["test.c" if source_relative else test_file]
_, stdout, stderr = simplecpp(args, cwd=test_subdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
if with_pragma_once:
assert stderr == ''
if (relative_include_dir if is_sys else source_relative) and inv:
assert '#line 8 "../test.h"' in stdout
else:
assert f'#line 8 "{pathlib.PurePath(tmpdir).as_posix()}/test.h"' in stdout
else:
assert double_include_error in stderr
@pytest.mark.parametrize("with_pragma_once", (False, True))
@pytest.mark.parametrize("relative_include_dir", (False, True))
@pytest.mark.parametrize("is_sys", (False, True))
@pytest.mark.parametrize("inv", (False, True))
@pytest.mark.parametrize("source_relative", (False, True))
def test_relative_header_6(record_property, tmpdir, with_pragma_once, relative_include_dir, is_sys, inv, source_relative): # test relative paths with .. that is resolved only by an include dir
## in this test, both the header and the source file are at the same dir, but there is a dummy inclusion dir as a subdir
header_file, double_include_error = __test_relative_header_create_header(tmpdir, with_pragma_once=with_pragma_once)
test_subdir = os.path.join(tmpdir, "test_subdir")
os.mkdir(test_subdir)
test_file = __test_relative_header_create_source(tmpdir, header_file, "../test.h", is_include2_sys=is_sys, inv=inv)
args = [format_include_path_arg("test_subdir" if relative_include_dir else test_subdir), "test.c" if source_relative else test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
if with_pragma_once:
assert stderr == ''
if relative_include_dir and inv:
assert '#line 8 "test.h"' in stdout
else:
assert f'#line 8 "{pathlib.PurePath(tmpdir).as_posix()}/test.h"' in stdout
else:
assert double_include_error in stderr
def test_same_name_header(record_property, tmpdir):
include_a = os.path.join(tmpdir, "include_a")
include_b = os.path.join(tmpdir, "include_b")
test_file = os.path.join(tmpdir, "test.c")
header_a = os.path.join(include_a, "header_a.h")
header_b = os.path.join(include_b, "header_b.h")
same_name_a = os.path.join(include_a, "same_name.h")
same_name_b = os.path.join(include_b, "same_name.h")
os.mkdir(include_a)
os.mkdir(include_b)
with open(test_file, "wt") as f:
f.write("""
#include <header_a.h>
#include <header_b.h>
TEST
""")
with open(header_a, "wt") as f:
f.write("""
#include "same_name.h"
""")
with open(header_b, "wt") as f:
f.write("""
#include "same_name.h"
""")
with open(same_name_a, "wt") as f:
f.write("""
#define TEST E
""")
with open(same_name_b, "wt") as f:
f.write("""
#define TEST OK
""")
args = [
format_include_path_arg(include_a),
format_include_path_arg(include_b),
test_file
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert "OK" in stdout
assert stderr == ""
def test_pragma_once_matching(record_property, tmpdir):
test_dir = os.path.join(tmpdir, "test_dir")
test_subdir = os.path.join(test_dir, "test_subdir")
test_file = os.path.join(test_dir, "test.c")
once_header = os.path.join(test_dir, "once.h")
if platform.system() == "Windows":
names_to_test = [
'"once.h"',
'"Once.h"',
'<once.h>',
'<Once.h>',
'"../test_dir/once.h"',
'"../test_dir/Once.h"',
'"../Test_Dir/once.h"',
'"../Test_Dir/Once.h"',
'"test_subdir/../once.h"',
'"test_subdir/../Once.h"',
'"Test_Subdir/../once.h"',
'"Test_Subdir/../Once.h"',
f"\"{test_dir}/once.h\"",
f"\"{test_dir}/Once.h\"",
f"<{test_dir}/once.h>",
f"<{test_dir}/Once.h>",
]
else:
names_to_test = [
'"once.h"',
'<once.h>',
'"../test_dir/once.h"',
'"test_subdir/../once.h"',
f"\"{test_dir}/once.h\"",
f"<{test_dir}/once.h>",
]
os.mkdir(test_dir)
os.mkdir(test_subdir)
with open(test_file, "wt") as f:
for n in names_to_test:
f.write(f"""
#include {n}
""");
with open(once_header, "wt") as f:
f.write(f"""
#pragma once
ONCE
""");
args = [
format_include_path_arg(test_dir),
test_file
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert stdout.count("ONCE") == 1
assert stderr == ""
def test_input_multiple(record_property, tmpdir):
test_file = os.path.join(tmpdir, "test.c")
with open(test_file, 'w'):
pass
test_file_1 = os.path.join(tmpdir, "test1.c")
with open(test_file_1, 'w'):
pass
args = [
'test.c',
'test1.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: multiple filenames specified\n" == stdout
def test_input_missing(record_property, tmpdir):
args = [
'missing.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not open file 'missing.c'\n" == stdout
def test_input_dir(record_property, tmpdir):
test_dir = os.path.join(tmpdir, "test")
os.mkdir(test_dir)
args = [
'test'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not open file 'test'\n" == stdout
def test_incpath_missing(record_property, tmpdir):
test_file = os.path.join(tmpdir, "test.c")
with open(test_file, 'w'):
pass
test_dir = os.path.join(tmpdir, "test")
os.mkdir(test_dir)
args = [
'-Itest',
'-Imissing',
'test.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not find include path 'missing'\n" == stdout
def test_incpath_file(record_property, tmpdir):
test_file = os.path.join(tmpdir, "test.c")
with open(test_file, 'w'):
pass
inc_dir = os.path.join(tmpdir, "inc")
os.mkdir(inc_dir)
inc_file = os.path.join(tmpdir, "inc.h")
with open(test_file, 'w'):
pass
args = [
'-Iinc',
'-Iinc.h',
'test.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not find include path 'inc.h'\n" == stdout
def test_incfile_missing(record_property, tmpdir):
test_file = os.path.join(tmpdir, "test.c")
with open(test_file, 'w'):
pass
inc_file = os.path.join(tmpdir, "inc.h")
with open(inc_file, 'w'):
pass
args = [
'-include=inc.h',
'-include=missing.h',
'test.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not open include 'missing.h'\n" == stdout
def test_incpath_dir(record_property, tmpdir):
test_file = os.path.join(tmpdir, "test.c")
with open(test_file, 'w'):
pass
inc_file = os.path.join(tmpdir, "inc.h")
with open(inc_file, 'w'):
pass
inc_dir = os.path.join(tmpdir, "inc")
os.mkdir(inc_dir)
args = [
'-include=inc.h',
'-include=inc',
'test.c'
]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert '' == stderr
assert "error: could not open include 'inc'\n" == stdout
def test_include_header_twice(tmpdir):
""" Issue #581 - Failure when header is included twice with different
macros defined"""
header_file = tmpdir / 'test.h'
with open(header_file, 'wt') as f:
f.write(f"""
#if defined AAA
#elif defined BBB
# undef BBB
#endif
#ifdef BBB
# error BBB is defined
#endif
""")
test_file = os.path.join(tmpdir, 'test.c')
with open(test_file, 'wt') as f:
f.write(f"""
# define Y
# include "test.h"
# define BBB
# include "test.h"
""")
args = [test_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
assert stderr == ''
def test_define(record_property, tmpdir): # #589
test_file = os.path.join(tmpdir, "test.cpp")
with open(test_file, 'w') as f:
f.write(
"""#define PREFIX_WITH_MACRO(test_name) Macro##test_name
TEST_P(PREFIX_WITH_MACRO(NamingTest), n) {}
""")
args = [
'-DTEST_P(A,B)=void __ ## A ## _ ## B ( )',
'test.cpp'
]
exitcode, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert exitcode == 0
assert stderr == "test.cpp:1: syntax error: failed to expand 'TEST_P', Invalid ## usage when expanding 'TEST_P': Unexpected token ')'\n"
assert stdout == '\n'