gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/AST/Expr.cpp",
    "//clang/test/DebugInfo/CXX/structured-binding.cpp",
    "//clang/unittests/AST/ASTTraverserTest.cpp",
    "//libc/test/shared/shared_math_test.cpp",
    "//lldb/test/API/lang/cpp/structured-binding/TestStructuredBinding.py",
    "//lldb/test/API/lang/cpp/structured-binding/main.cpp",
    "//llvm/lib/Object/Archive.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}