189 lines
6.7 KiB
Python
189 lines
6.7 KiB
Python
|
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 CompilationDatabase
|
||
|
from clang.cindex import CompilationDatabaseError
|
||
|
from clang.cindex import CompileCommands
|
||
|
from clang.cindex import CompileCommand
|
||
|
import os
|
||
|
import gc
|
||
|
import unittest
|
||
|
import sys
|
||
|
from .util import skip_if_no_fspath
|
||
|
from .util import str_to_path
|
||
|
|
||
|
|
||
|
kInputsDir = os.path.join(os.path.dirname(__file__), "INPUTS")
|
||
|
|
||
|
|
||
|
@unittest.skipIf(sys.platform == "win32", "TODO: Fix these tests on Windows")
|
||
|
class TestCDB(unittest.TestCase):
|
||
|
def test_create_fail(self):
|
||
|
"""Check we fail loading a database with an assertion"""
|
||
|
path = os.path.dirname(__file__)
|
||
|
|
||
|
# clang_CompilationDatabase_fromDirectory calls fprintf(stderr, ...)
|
||
|
# Suppress its output.
|
||
|
stderr = os.dup(2)
|
||
|
with open(os.devnull, "wb") as null:
|
||
|
os.dup2(null.fileno(), 2)
|
||
|
with self.assertRaises(CompilationDatabaseError) as cm:
|
||
|
cdb = CompilationDatabase.fromDirectory(path)
|
||
|
os.dup2(stderr, 2)
|
||
|
os.close(stderr)
|
||
|
|
||
|
e = cm.exception
|
||
|
self.assertEqual(e.cdb_error, CompilationDatabaseError.ERROR_CANNOTLOADDATABASE)
|
||
|
|
||
|
def test_create(self):
|
||
|
"""Check we can load a compilation database"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
|
||
|
def test_lookup_succeed(self):
|
||
|
"""Check we get some results if the file exists in the db"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
cmds = cdb.getCompileCommands("/home/john.doe/MyProject/project.cpp")
|
||
|
self.assertNotEqual(len(cmds), 0)
|
||
|
|
||
|
@skip_if_no_fspath
|
||
|
def test_lookup_succeed_pathlike(self):
|
||
|
"""Same as test_lookup_succeed, but with PathLikes"""
|
||
|
cdb = CompilationDatabase.fromDirectory(str_to_path(kInputsDir))
|
||
|
cmds = cdb.getCompileCommands(
|
||
|
str_to_path("/home/john.doe/MyProject/project.cpp")
|
||
|
)
|
||
|
self.assertNotEqual(len(cmds), 0)
|
||
|
|
||
|
def test_all_compilecommand(self):
|
||
|
"""Check we get all results from the db"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
cmds = cdb.getAllCompileCommands()
|
||
|
self.assertEqual(len(cmds), 3)
|
||
|
expected = [
|
||
|
{
|
||
|
"wd": "/home/john.doe/MyProject",
|
||
|
"file": "/home/john.doe/MyProject/project.cpp",
|
||
|
"line": [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-o",
|
||
|
"project.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project.cpp",
|
||
|
],
|
||
|
},
|
||
|
{
|
||
|
"wd": "/home/john.doe/MyProjectA",
|
||
|
"file": "/home/john.doe/MyProject/project2.cpp",
|
||
|
"line": [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-o",
|
||
|
"project2.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project2.cpp",
|
||
|
],
|
||
|
},
|
||
|
{
|
||
|
"wd": "/home/john.doe/MyProjectB",
|
||
|
"file": "/home/john.doe/MyProject/project2.cpp",
|
||
|
"line": [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-DFEATURE=1",
|
||
|
"-o",
|
||
|
"project2-feature.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project2.cpp",
|
||
|
],
|
||
|
},
|
||
|
]
|
||
|
for i in range(len(cmds)):
|
||
|
self.assertEqual(cmds[i].directory, expected[i]["wd"])
|
||
|
self.assertEqual(cmds[i].filename, expected[i]["file"])
|
||
|
for arg, exp in zip(cmds[i].arguments, expected[i]["line"]):
|
||
|
self.assertEqual(arg, exp)
|
||
|
|
||
|
def test_1_compilecommand(self):
|
||
|
"""Check file with single compile command"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
file = "/home/john.doe/MyProject/project.cpp"
|
||
|
cmds = cdb.getCompileCommands(file)
|
||
|
self.assertEqual(len(cmds), 1)
|
||
|
self.assertEqual(cmds[0].directory, os.path.dirname(file))
|
||
|
self.assertEqual(cmds[0].filename, file)
|
||
|
expected = [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-o",
|
||
|
"project.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project.cpp",
|
||
|
]
|
||
|
for arg, exp in zip(cmds[0].arguments, expected):
|
||
|
self.assertEqual(arg, exp)
|
||
|
|
||
|
def test_2_compilecommand(self):
|
||
|
"""Check file with 2 compile commands"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
cmds = cdb.getCompileCommands("/home/john.doe/MyProject/project2.cpp")
|
||
|
self.assertEqual(len(cmds), 2)
|
||
|
expected = [
|
||
|
{
|
||
|
"wd": "/home/john.doe/MyProjectA",
|
||
|
"line": [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-o",
|
||
|
"project2.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project2.cpp",
|
||
|
],
|
||
|
},
|
||
|
{
|
||
|
"wd": "/home/john.doe/MyProjectB",
|
||
|
"line": [
|
||
|
"clang++",
|
||
|
"--driver-mode=g++",
|
||
|
"-DFEATURE=1",
|
||
|
"-o",
|
||
|
"project2-feature.o",
|
||
|
"-c",
|
||
|
"/home/john.doe/MyProject/project2.cpp",
|
||
|
],
|
||
|
},
|
||
|
]
|
||
|
for i in range(len(cmds)):
|
||
|
self.assertEqual(cmds[i].directory, expected[i]["wd"])
|
||
|
for arg, exp in zip(cmds[i].arguments, expected[i]["line"]):
|
||
|
self.assertEqual(arg, exp)
|
||
|
|
||
|
def test_compilecommand_iterator_stops(self):
|
||
|
"""Check that iterator stops after the correct number of elements"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
count = 0
|
||
|
for cmd in cdb.getCompileCommands("/home/john.doe/MyProject/project2.cpp"):
|
||
|
count += 1
|
||
|
self.assertLessEqual(count, 2)
|
||
|
|
||
|
def test_compilationDB_references(self):
|
||
|
"""Ensure CompilationsCommands are independent of the database"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
cmds = cdb.getCompileCommands("/home/john.doe/MyProject/project.cpp")
|
||
|
del cdb
|
||
|
gc.collect()
|
||
|
workingdir = cmds[0].directory
|
||
|
|
||
|
def test_compilationCommands_references(self):
|
||
|
"""Ensure CompilationsCommand keeps a reference to CompilationCommands"""
|
||
|
cdb = CompilationDatabase.fromDirectory(kInputsDir)
|
||
|
cmds = cdb.getCompileCommands("/home/john.doe/MyProject/project.cpp")
|
||
|
del cdb
|
||
|
cmd0 = cmds[0]
|
||
|
del cmds
|
||
|
gc.collect()
|
||
|
workingdir = cmd0.directory
|