clang-tools 19.0.0git
unittests/lit.cfg.py
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1import lit.formats
2import lit.util
3
4config.name = "Clangd Unit Tests"
5config.test_format = lit.formats.GoogleTest(".", "Tests")
6config.test_source_root = config.clangd_binary_dir + "/unittests"
7config.test_exec_root = config.clangd_binary_dir + "/unittests"
8
9# Point the dynamic loader at dynamic libraries in 'lib'.
10# FIXME: it seems every project has a copy of this logic. Move it somewhere.
11import platform
12
13# Clangd unittests uses ~4 threads per test. So make sure we don't over commit.
14core_count = lit.util.usable_core_count()
15# FIXME: Split unittests into groups that use threads, and groups that do not,
16# and only limit multi-threaded tests.
17lit_config.parallelism_groups["clangd"] = max(1, core_count // 4)
18config.parallelism_group = "clangd"
19
20if platform.system() == "Darwin":
21 shlibpath_var = "DYLD_LIBRARY_PATH"
22elif platform.system() == "Windows":
23 shlibpath_var = "PATH"
24else:
25 shlibpath_var = "LD_LIBRARY_PATH"
26config.environment[shlibpath_var] = os.path.pathsep.join(
27 ("@SHLIBDIR@", "@LLVM_LIBS_DIR@", config.environment.get(shlibpath_var, ""))
28)
29
30# It is not realistically possible to account for all options that could
31# possibly be present in system and user configuration files, so disable
32# default configs for the test runs.
33config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"