clang-tools-extra/clangd/unittests/TidyProviderTests.cpp

   1 //===-- TidyProviderTests.cpp - Clang tidy configuration provider tests ---===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "TestFS.h"
  10 #include "TidyProvider.h"
  11 #include "gtest/gtest.h"
  12
  13 namespace clang {
  14 namespace clangd {
  15
  16 namespace {
  17
  18 TEST(TidyProvider, NestedDirectories) {
  19   MockFS FS;
  20   FS.Files[testPath(".clang-tidy")] = R"yaml(
  21   Checks: 'llvm-*'
  22   CheckOptions:
  23     TestKey: 1
  24 )yaml";
  25   FS.Files[testPath("sub1/.clang-tidy")] = R"yaml(
  26   Checks: 'misc-*'
  27   CheckOptions:
  28     TestKey: 2
  29 )yaml";
  30   FS.Files[testPath("sub1/sub2/.clang-tidy")] = R"yaml(
  31   Checks: 'bugprone-*'
  32   CheckOptions:
  33     TestKey: 3
  34   InheritParentConfig: true
  35 )yaml";
  36
  37   TidyProvider Provider = provideClangTidyFiles(FS);
  38
  39   auto BaseOptions = getTidyOptionsForFile(Provider, testPath("File.cpp"));
  40   ASSERT_TRUE(BaseOptions.Checks.has_value());
  41   EXPECT_EQ(*BaseOptions.Checks, "llvm-*");
  42   EXPECT_EQ(BaseOptions.CheckOptions.lookup("TestKey").Value, "1");
  43
  44   auto Sub1Options = getTidyOptionsForFile(Provider, testPath("sub1/File.cpp"));
  45   ASSERT_TRUE(Sub1Options.Checks.has_value());
  46   EXPECT_EQ(*Sub1Options.Checks, "misc-*");
  47   EXPECT_EQ(Sub1Options.CheckOptions.lookup("TestKey").Value, "2");
  48
  49   auto Sub2Options =
  50       getTidyOptionsForFile(Provider, testPath("sub1/sub2/File.cpp"));
  51   ASSERT_TRUE(Sub2Options.Checks.has_value());
  52   EXPECT_EQ(*Sub2Options.Checks, "misc-*,bugprone-*");
  53   EXPECT_EQ(Sub2Options.CheckOptions.lookup("TestKey").Value, "3");
  54 }
  55 } // namespace
  56 } // namespace clangd
  57 } // namespace clang