ARGFTest     Failing on Windows

# NotImplementedError: fileno() function is unimplemented on this machine
test_fileno(DirInstanceTest)
test_fchdir(DirSingletonTest)
test_for_fd(DirSingletonTest)

# ArgumentError: user root doesn't exist
test_home(DirSingletonTest)

# NameError: uninitialized constant Etc::CS_PATH
test_confstr(EtcSingletonTest)

# NameError: uninitialized constant Etc::SC_ARG_MAX
test_sysconf(EtcSingletonTest)

# Errno::EACCES: Permission denied @ apply2files - C:/a/_temp/d20250813-10156-udw6rx/chmod
test_chmod(FileInstanceTest)
test_chmod(FileInstanceTest)
test_truncate(FileInstanceTest)

# Errno::EISDIR: Is a directory @ rb_sysopen - C:/a/ruby/ruby/src/gems/src/rbs/test/stdlib
test_directory?(FileSingletonTest)

# NotImplementedError: lutime() function is unimplemented on this machine
test_lutime(FileSingletonTest)

# NotImplementedError: mkfifo() function is unimplemented on this machine
test_mkfifo(FileSingletonTest)

# Returns `nil` on Windows
test_getgrgid(EtcSingletonTest)
test_getgrnam(EtcSingletonTest)
test_getpwnam(EtcSingletonTest)
test_getpwuid(EtcSingletonTest)

# Returns `false`
test_setgid?(FileSingletonTest)
test_setuid?(FileSingletonTest)
test_sticky?(FileSingletonTest)

test_world_readable?(FileSingletonTest)     # Returns `420`
test_world_readable?(FileStatInstanceTest)  # Returns `420`
test_world_writable?(FileSingletonTest)     # Returns `nil`
test_dev_major(FileStatInstanceTest)        # Returns `nil`
test_dev_minor(FileStatInstanceTest)        # Returns `nil`
test_rdev_major(FileStatInstanceTest)       # Returns `nil`
test_rdev_minor(FileStatInstanceTest)       # Returns `nil`

# ArgumentError: wrong number of arguments (given -403772944, expected 0+)
test_curry(MethodInstanceTest)

# ArgumentError: no output encoding given
test_tolocale(KconvSingletonTest)

# Errno::EINVAL: Invalid argument - :
test_system(KernelInstanceTest)

# OpenSSL::ConfigError: BIO_new_file: no such file
test_load(OpenSSLConfigSingletonTest)

# Errno::ENOENT: No such file or directory @ rb_sysopen -
test_parse(OpenSSLConfigSingletonTest)
test_parse_config(OpenSSLConfigSingletonTest)

# OpenSSL::ConfigError: BIO_new_file: no such file
test_each(OpenSSLConfigTest)
test_lookup_and_set(OpenSSLConfigTest)
test_sections(OpenSSLConfigTest)

# OpenSSL::SSL::SSLError: SSL_connect returned=1 errno=0 peeraddr=185.199.108.153:443 state=error: certificate verify failed (unable to get local issuer certificate)
test_URI_open(OpenURISingletonTest)

# ArgumentError: both textmode and binmode specified
test_binwrite(PathnameInstanceTest)

# Errno::EACCES: Permission denied @ apply2files - C:/a/_temp/rbs-pathname-delete-test20250813-10156-mb3e9i
test_delete(PathnameInstanceTest)
# Errno::EACCES: Permission denied @ apply2files - C:/a/_temp/rbs-pathname-binwrite-test20250813-10156-sh8145
test_open(PathnameInstanceTest)
# Errno::EACCES: Permission denied @ rb_file_s_truncate - C:/a/_temp/rbs-pathname-truncate-test20250813-10156-dqqiw3
test_truncate(PathnameInstanceTest)
# Errno::EACCES: Permission denied @ rb_file_s_truncate - C:/a/_temp/rbs-pathname-truncate-test20250813-10156-dqqiw3
test_unlink(PathnameInstanceTest)

#  Errno::ENOENT: No such file or directory @ rb_sysopen - /etc/resolv.conf
test_parse_resolv_conf(ResolvDNSConfigSingletonTest)
# Resolv::ResolvError: no name for 127.0.0.1
test_getname(ResolvInstanceTest)
# Resolv::ResolvError: no name for 127.0.0.1
test_getname(ResolvSingletonTest)

# ArgumentError: unsupported signal 'SIGUSR2'
test_trap(SignalSingletonTest)

# Errno::ENOENT: No such file or directory @ rb_sysopen - /tmp/README.md20250813-10156-mgr4tx
test_create(TempfileSingletonTest)

# Errno::ENOENT: No such file or directory @ rb_sysopen - /tmp/README.md20250813-10156-hp9nzu
test_initialize(TempfileSingletonTest)
test_new(TempfileSingletonTest)

# Errno::EACCES: Permission denied @ apply2files - C:/a/_temp/d20250813-10156-f8z9pn/test.gz
test_open(ZlibGzipReaderSingletonTest)
