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t/cfg2cmd: replace is_deeply with diff

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(The diff() sub is copied from our pve-common's network
interfaces test scripts)

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
Acked-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Wolfgang Bumiller 2018-12-10 18:00:02 +01:00
parent a774013569
commit 3dc780c643
1 changed files with 35 additions and 1 deletions
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36
test/run_config2command_tests.pl
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@ -125,6 +125,38 @@ $qemu_server_config->mock(
},
);
sub diff($$) {
my ($a, $b) = @_;
return if $a eq $b;
my ($ra, $wa) = POSIX::pipe();
my ($rb, $wb) = POSIX::pipe();
my $ha = IO::Handle->new_from_fd($wa, 'w');
my $hb = IO::Handle->new_from_fd($wb, 'w');
open my $diffproc, '-|', 'diff', '-up', "/dev/fd/$ra", "/dev/fd/$rb"
or die "failed to run program 'diff': $!";
POSIX::close($ra);
POSIX::close($rb);
open my $f1, '<', \$a;
open my $f2, '<', \$b;
my ($line1, $line2);
do {
$ha->print($line1) if defined($line1 = <$f1>);
$hb->print($line2) if defined($line2 = <$f2>);
} while (defined($line1 // $line2));
close $f1;
close $f2;
close $ha;
close $hb;
local $/ = undef;
my $diff = <$diffproc>;
close $diffproc;
die "files differ:\n$diff";
}
sub do_test($) {
my ($config_fn) = @_;
@ -156,7 +188,9 @@ sub do_test($) {
# comment out for easier debugging
#file_set_contents("$cmd_fn.tmp", $cmdline);
is_deeply($cmd, $cmd_expected, "$testname")
my $exp = join("\n", @$cmd_expected);
my $got = join("\n", @$cmd);
diff($exp, $got);
} else {
file_set_contents($cmd_fn, $cmdline);
}