gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/docs/CommandGuide/lit.rst",
    "//llvm/utils/lit/lit/Test.py",
    "//llvm/utils/lit/lit/TestRunner.py",
    "//llvm/utils/lit/lit/display.py",
    "//llvm/utils/lit/tests/Inputs/max-retries-per-test/allow-retries-no-test_retry_attempts/test.py",
    "//llvm/utils/lit/tests/Inputs/max-retries-per-test/allow-retries-test_retry_attempts/test.py",
    "//llvm/utils/lit/tests/Inputs/max-retries-per-test/no-allow-retries-test_retry_attempts/lit.cfg",
    "//llvm/utils/lit/tests/allow-retries.py"
  ],
  "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