diff options
Diffstat (limited to 'third_party/git/t/t0021/rot13-filter.pl')
-rw-r--r-- | third_party/git/t/t0021/rot13-filter.pl | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/third_party/git/t/t0021/rot13-filter.pl b/third_party/git/t/t0021/rot13-filter.pl deleted file mode 100644 index cd32a82da5c3..000000000000 --- a/third_party/git/t/t0021/rot13-filter.pl +++ /dev/null @@ -1,232 +0,0 @@ -# -# Example implementation for the Git filter protocol version 2 -# See Documentation/gitattributes.txt, section "Filter Protocol" -# -# The first argument defines a debug log file that the script write to. -# All remaining arguments define a list of supported protocol -# capabilities ("clean", "smudge", etc). -# -# This implementation supports special test cases: -# (1) If data with the pathname "clean-write-fail.r" is processed with -# a "clean" operation then the write operation will die. -# (2) If data with the pathname "smudge-write-fail.r" is processed with -# a "smudge" operation then the write operation will die. -# (3) If data with the pathname "error.r" is processed with any -# operation then the filter signals that it cannot or does not want -# to process the file. -# (4) If data with the pathname "abort.r" is processed with any -# operation then the filter signals that it cannot or does not want -# to process the file and any file after that is processed with the -# same command. -# (5) If data with a pathname that is a key in the DELAY hash is -# requested (e.g. "test-delay10.a") then the filter responds with -# a "delay" status and sets the "requested" field in the DELAY hash. -# The filter will signal the availability of this object after -# "count" (field in DELAY hash) "list_available_blobs" commands. -# (6) If data with the pathname "missing-delay.a" is processed that the -# filter will drop the path from the "list_available_blobs" response. -# (7) If data with the pathname "invalid-delay.a" is processed that the -# filter will add the path "unfiltered" which was not delayed before -# to the "list_available_blobs" response. -# - -use 5.008; -sub gitperllib { - # Git assumes that all path lists are Unix-y colon-separated ones. But - # when the Git for Windows executes the test suite, its MSYS2 Bash - # calls git.exe, and colon-separated path lists are converted into - # Windows-y semicolon-separated lists of *Windows* paths (which - # naturally contain a colon after the drive letter, so splitting by - # colons simply does not cut it). - # - # Detect semicolon-separated path list and handle them appropriately. - - if ($ENV{GITPERLLIB} =~ /;/) { - return split(/;/, $ENV{GITPERLLIB}); - } - return split(/:/, $ENV{GITPERLLIB}); -} -use lib (gitperllib()); -use strict; -use warnings; -use IO::File; -use Git::Packet; - -my $MAX_PACKET_CONTENT_SIZE = 65516; -my $log_file = shift @ARGV; -my @capabilities = @ARGV; - -open my $debug, ">>", $log_file or die "cannot open log file: $!"; - -my %DELAY = ( - 'test-delay10.a' => { "requested" => 0, "count" => 1 }, - 'test-delay11.a' => { "requested" => 0, "count" => 1 }, - 'test-delay20.a' => { "requested" => 0, "count" => 2 }, - 'test-delay10.b' => { "requested" => 0, "count" => 1 }, - 'missing-delay.a' => { "requested" => 0, "count" => 1 }, - 'invalid-delay.a' => { "requested" => 0, "count" => 1 }, -); - -sub rot13 { - my $str = shift; - $str =~ y/A-Za-z/N-ZA-Mn-za-m/; - return $str; -} - -print $debug "START\n"; -$debug->flush(); - -packet_initialize("git-filter", 2); - -my %remote_caps = packet_read_and_check_capabilities("clean", "smudge", "delay"); -packet_check_and_write_capabilities(\%remote_caps, @capabilities); - -print $debug "init handshake complete\n"; -$debug->flush(); - -while (1) { - my ( $res, $command ) = packet_key_val_read("command"); - if ( $res == -1 ) { - print $debug "STOP\n"; - exit(); - } - print $debug "IN: $command"; - $debug->flush(); - - if ( $command eq "list_available_blobs" ) { - # Flush - packet_compare_lists([1, ""], packet_bin_read()) || - die "bad list_available_blobs end"; - - foreach my $pathname ( sort keys %DELAY ) { - if ( $DELAY{$pathname}{"requested"} >= 1 ) { - $DELAY{$pathname}{"count"} = $DELAY{$pathname}{"count"} - 1; - if ( $pathname eq "invalid-delay.a" ) { - # Send Git a pathname that was not delayed earlier - packet_txt_write("pathname=unfiltered"); - } - if ( $pathname eq "missing-delay.a" ) { - # Do not signal Git that this file is available - } elsif ( $DELAY{$pathname}{"count"} == 0 ) { - print $debug " $pathname"; - packet_txt_write("pathname=$pathname"); - } - } - } - - packet_flush(); - - print $debug " [OK]\n"; - $debug->flush(); - packet_txt_write("status=success"); - packet_flush(); - } else { - my ( $res, $pathname ) = packet_key_val_read("pathname"); - if ( $res == -1 ) { - die "unexpected EOF while expecting pathname"; - } - print $debug " $pathname"; - $debug->flush(); - - # Read until flush - my ( $done, $buffer ) = packet_txt_read(); - while ( $buffer ne '' ) { - if ( $buffer eq "can-delay=1" ) { - if ( exists $DELAY{$pathname} and $DELAY{$pathname}{"requested"} == 0 ) { - $DELAY{$pathname}{"requested"} = 1; - } - } elsif ($buffer =~ /^(ref|treeish|blob)=/) { - print $debug " $buffer"; - } else { - # In general, filters need to be graceful about - # new metadata, since it's documented that we - # can pass any key-value pairs, but for tests, - # let's be a little stricter. - die "Unknown message '$buffer'"; - } - - ( $done, $buffer ) = packet_txt_read(); - } - if ( $done == -1 ) { - die "unexpected EOF after pathname '$pathname'"; - } - - my $input = ""; - { - binmode(STDIN); - my $buffer; - my $done = 0; - while ( !$done ) { - ( $done, $buffer ) = packet_bin_read(); - $input .= $buffer; - } - if ( $done == -1 ) { - die "unexpected EOF while reading input for '$pathname'"; - } - print $debug " " . length($input) . " [OK] -- "; - $debug->flush(); - } - - my $output; - if ( exists $DELAY{$pathname} and exists $DELAY{$pathname}{"output"} ) { - $output = $DELAY{$pathname}{"output"} - } elsif ( $pathname eq "error.r" or $pathname eq "abort.r" ) { - $output = ""; - } elsif ( $command eq "clean" and grep( /^clean$/, @capabilities ) ) { - $output = rot13($input); - } elsif ( $command eq "smudge" and grep( /^smudge$/, @capabilities ) ) { - $output = rot13($input); - } else { - die "bad command '$command'"; - } - - if ( $pathname eq "error.r" ) { - print $debug "[ERROR]\n"; - $debug->flush(); - packet_txt_write("status=error"); - packet_flush(); - } elsif ( $pathname eq "abort.r" ) { - print $debug "[ABORT]\n"; - $debug->flush(); - packet_txt_write("status=abort"); - packet_flush(); - } elsif ( $command eq "smudge" and - exists $DELAY{$pathname} and - $DELAY{$pathname}{"requested"} == 1 ) { - print $debug "[DELAYED]\n"; - $debug->flush(); - packet_txt_write("status=delayed"); - packet_flush(); - $DELAY{$pathname}{"requested"} = 2; - $DELAY{$pathname}{"output"} = $output; - } else { - packet_txt_write("status=success"); - packet_flush(); - - if ( $pathname eq "${command}-write-fail.r" ) { - print $debug "[WRITE FAIL]\n"; - $debug->flush(); - die "${command} write error"; - } - - print $debug "OUT: " . length($output) . " "; - $debug->flush(); - - while ( length($output) > 0 ) { - my $packet = substr( $output, 0, $MAX_PACKET_CONTENT_SIZE ); - packet_bin_write($packet); - # dots represent the number of packets - print $debug "."; - if ( length($output) > $MAX_PACKET_CONTENT_SIZE ) { - $output = substr( $output, $MAX_PACKET_CONTENT_SIZE ); - } else { - $output = ""; - } - } - packet_flush(); - print $debug " [OK]\n"; - $debug->flush(); - packet_flush(); - } - } -} |