gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//lldb/test/Shell/Commands/command-source-embedded.test",
    "//llvm/test/tools/llvm-gsymutil/ARM_AArch64/fat-macho-symtab-file.yaml",
    "//llvm/test/tools/llvm-gsymutil/X86/elf-symtab-file.yaml",
    "//llvm/test/tools/llvm-gsymutil/cmdline.test",
    "//llvm/tools/llvm-gsymutil/Opts.td",
    "//llvm/tools/llvm-gsymutil/llvm-gsymutil.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": []
}
running all tests due to change to blacklisted file