xref: /llvm-project/clang-tools-extra/test/lit.cfg.py (revision dd3c26a045c081620375a878159f536758baba6e) 
1# -*- Python -*-
2
3import os
4import shlex
5
6import lit.formats
7
8from lit.llvm import llvm_config
9
10# Configuration file for the 'lit' test runner.
11
12# name: The name of this test suite.
13config.name = "Clang Tools"
14
15# testFormat: The test format to use to interpret tests.
16config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
17
18# suffixes: A list of file extensions to treat as test files.
19config.suffixes = [
20    ".c",
21    ".cpp",
22    ".hpp",
23    ".m",
24    ".mm",
25    ".cu",
26    ".ll",
27    ".cl",
28    ".s",
29    ".modularize",
30    ".module-map-checker",
31    ".test",
32]
33
34# Test-time dependencies located in directories called 'Inputs' are excluded
35# from test suites; there won't be any lit tests within them.
36config.excludes = ["Inputs"]
37
38# test_source_root: The root path where tests are located.
39config.test_source_root = os.path.dirname(__file__)
40
41# test_exec_root: The root path where tests should be run.
42config.test_exec_root = os.path.join(config.clang_tools_binary_dir, "test")
43
44# Tools need the same environment setup as clang (we don't need clang itself).
45llvm_config.use_clang(required=False)
46
47if config.clang_tidy_staticanalyzer:
48    config.available_features.add("static-analyzer")
49
50python_exec = shlex.quote(config.python_executable)
51check_clang_tidy = os.path.join(
52    config.test_source_root, "clang-tidy", "check_clang_tidy.py"
53)
54config.substitutions.append(
55    ("%check_clang_tidy", "%s %s" % (python_exec, check_clang_tidy))
56)
57clang_tidy_diff = os.path.join(
58    config.test_source_root, "..", "clang-tidy", "tool", "clang-tidy-diff.py"
59)
60config.substitutions.append(
61    ("%clang_tidy_diff", "%s %s" % (python_exec, clang_tidy_diff))
62)
63run_clang_tidy = os.path.join(
64    config.test_source_root, "..", "clang-tidy", "tool", "run-clang-tidy.py"
65)
66config.substitutions.append(
67    ("%run_clang_tidy", "%s %s" % (python_exec, run_clang_tidy))
68)
69clang_tidy_headers = os.path.join(
70    config.test_source_root, "clang-tidy", "checkers", "Inputs", "Headers"
71)
72config.substitutions.append(("%clang_tidy_headers", clang_tidy_headers))
73
74# Plugins (loadable modules)
75if config.has_plugins and config.llvm_plugin_ext:
76    config.available_features.add("plugins")
77
78# It is not realistically possible to account for all options that could
79# possibly be present in system and user configuration files, so disable
80# default configs for the test runs.
81config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"
82