gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//clang-tools-extra/test/clang-tidy/checkers/bugprone/misplaced-operator-in-strlen-in-alloc.c",
    "//clang-tools-extra/test/clang-tidy/checkers/google/explicit-constructor.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/misc/definitions-in-headers.hpp",
    "//clang-tools-extra/test/clang-tidy/checkers/misc/static-assert.c",
    "//clang-tools-extra/test/clang-tidy/checkers/misc/unused-alias-decls.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/misc/unused-using-decls.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/modernize/raw-string-literal-delimiter.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/modernize/raw-string-literal-replace-shorter.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/modernize/shrink-to-fit.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/modernize/use-transparent-functors.cpp",
    "//clang-tools-extra/test/clang-tidy/checkers/modernize/use-using.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}