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Copy pathintegration_test.py
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179 lines (149 loc) · 7.88 KB
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## test with python -m pytest integration_test.py
import os
import pathlib
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:
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 inv:
assert f'#line 8 "{pathlib.PurePath(test_subdir).as_posix()}/test.h"' in stdout
else:
assert '#line 8 "test_subdir/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))
def test_relative_header_4(record_property, tmpdir, use_short_path, relative_include_dir, is_sys, inv):
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_file]
_, stdout, stderr = simplecpp(args, cwd=tmpdir)
record_property("stdout", stdout)
record_property("stderr", stderr)
assert stderr == ''
if (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))
def test_relative_header_5(record_property, tmpdir, with_pragma_once, relative_include_dir, is_sys, inv): # 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"]
_, 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 or not is_sys) 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))
def test_relative_header_6(record_property, tmpdir, with_pragma_once, relative_include_dir, is_sys, inv): # 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"]
_, 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