merge(third_party/git): Merge squashed git subtree at v2.23.0

Merge commit '1b593e1ea4' as 'third_party/git'

third_party/git/contrib/credential/netrc/test.pl

@@ -0,0 +1,139 @@
+#!/usr/bin/perl
+
+use warnings;
+use strict;
+use Test::More qw(no_plan);
+use File::Basename;
+use File::Spec::Functions qw(:DEFAULT rel2abs);
+use IPC::Open2;
+
+BEGIN {
+	# t-git-credential-netrc.sh kicks off our testing, so we have to go
+	# from there.
+	Test::More->builder->current_test(1);
+}
+
+my @global_credential_args = @ARGV;
+my $scriptDir = dirname rel2abs $0;
+my ($netrc, $netrcGpg, $gcNetrc) = map { catfile $scriptDir, $_; }
+                                       qw(test.netrc
+                                          test.netrc.gpg
+                                          git-credential-netrc);
+local $ENV{PATH} = join ':'
+                      , $scriptDir
+                      , $ENV{PATH}
+                      ? $ENV{PATH}
+                      : ();
+
+diag "Testing insecure file, nothing should be found\n";
+chmod 0644, $netrc;
+my $cred = run_credential(['-f', $netrc, 'get'],
+			  { host => 'github.com' });
+
+ok(scalar keys %$cred == 0, "Got 0 keys from insecure file");
+
+diag "Testing missing file, nothing should be found\n";
+chmod 0644, $netrc;
+$cred = run_credential(['-f', '///nosuchfile///', 'get'],
+		       { host => 'github.com' });
+
+ok(scalar keys %$cred == 0, "Got 0 keys from missing file");
+
+chmod 0600, $netrc;
+
+diag "Testing with invalid data\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       "bad data");
+ok(scalar keys %$cred == 4, "Got first found keys with bad data");
+
+diag "Testing netrc file for a missing corovamilkbar entry\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       { host => 'corovamilkbar' });
+
+ok(scalar keys %$cred == 0, "Got no corovamilkbar keys");
+
+diag "Testing netrc file for a github.com entry\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       { host => 'github.com' });
+
+ok(scalar keys %$cred == 2, "Got 2 Github keys");
+
+is($cred->{password}, 'carolknows', "Got correct Github password");
+is($cred->{username}, 'carol', "Got correct Github username");
+
+diag "Testing netrc file for a username-specific entry\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       { host => 'imap', username => 'bob' });
+
+ok(scalar keys %$cred == 2, "Got 2 username-specific keys");
+
+is($cred->{password}, 'bobwillknow', "Got correct user-specific password");
+is($cred->{protocol}, 'imaps', "Got correct user-specific protocol");
+
+diag "Testing netrc file for a host:port-specific entry\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       { host => 'imap2:1099' });
+
+ok(scalar keys %$cred == 2, "Got 2 host:port-specific keys");
+
+is($cred->{password}, 'tzzknow', "Got correct host:port-specific password");
+is($cred->{username}, 'tzz', "Got correct host:port-specific username");
+
+diag "Testing netrc file that 'host:port kills host' entry\n";
+$cred = run_credential(['-f', $netrc, 'get'],
+		       { host => 'imap2' });
+
+ok(scalar keys %$cred == 2, "Got 2 'host:port kills host' keys");
+
+is($cred->{password}, 'bobwillknow', "Got correct 'host:port kills host' password");
+is($cred->{username}, 'bob', "Got correct 'host:port kills host' username");
+
+diag 'Testing netrc file decryption by git config gpg.program setting\n';
+$cred = run_credential( ['-f', $netrcGpg, 'get']
+                      , { host => 'git-config-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by git config option');
+
+diag 'Testing netrc file decryption by gpg option\n';
+$cred = run_credential( ['-f', $netrcGpg, '-g', 'test.command-option-gpg', 'get']
+                      , { host => 'command-option-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by command option');
+
+my $is_passing = eval { Test::More->is_passing };
+exit($is_passing ? 0 : 1) unless $@ =~ /Can't locate object method/;
+
+sub run_credential
+{
+	my $args = shift @_;
+	my $data = shift @_;
+	my $pid = open2(my $chld_out, my $chld_in,
+			$gcNetrc, @global_credential_args,
+			@$args);
+
+	die "Couldn't open pipe to netrc credential helper: $!" unless $pid;
+
+	if (ref $data eq 'HASH')
+	{
+		print $chld_in "$_=$data->{$_}\n" foreach sort keys %$data;
+	}
+	else
+	{
+		print $chld_in "$data\n";
+	}
+
+	close $chld_in;
+	my %ret;
+
+	while (<$chld_out>)
+	{
+		chomp;
+		next unless m/^([^=]+)=(.+)/;
+
+		$ret{$1} = $2;
+	}
+
+	return \%ret;
+}