1 files changed, 181 insertions, 0 deletions
diff --git a/scripts/t/Dpkg_Substvars.t b/scripts/t/Dpkg_Substvars.t
new file mode 100644
index 0000000..35ffd0c
--- /dev/null
+++ b/scripts/t/Dpkg_Substvars.t
@@ -0,0 +1,181 @@
+#!/usr/bin/perl
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use strict;
+use warnings;
+
+use Test::More tests => 47;
+use Test::Dpkg qw(:paths);
+
+use Dpkg ();
+use Dpkg::Arch qw(get_host_arch);
+
+use_ok('Dpkg::Substvars');
+
+my $datadir = test_get_data_path();
+
+my $expected;
+
+my $s = Dpkg::Substvars->new();
+
+$s->load("$datadir/substvars1");
+
+# simple value tests
+is($s->get('var1'), 'Some value', 'var1');
+is($s->get('var2'), 'Some other value', 'var2');
+is($s->get('var3'), 'Yet another value', 'var3');
+is($s->get('var4'), undef, 'no var4');
+
+# Set automatic variable
+$s->set_as_auto('var_auto', 'auto');
+is($s->get('var_auto'), 'auto', 'get var_auto');
+
+$expected = <<'VARS';
+var1=Some value
+var2=Some other value
+var3=Yet another value
+VARS
+is($s->output(), $expected, 'No automatic variables output');
+
+# overriding
+$s->set('var1', 'New value');
+is($s->get('var1'), 'New value', 'var1 updated');
+
+# deleting
+$s->delete('var3');
+is($s->get('var3'), undef, 'var3 deleted');
+
+# default variables
+is($s->get('Newline'), "\n", 'newline');
+is($s->get('Space'), ' ', 'space');
+is($s->get('Tab'), "\t", 'tab');
+is($s->get('dpkg:Version'), $Dpkg::PROGVERSION, 'dpkg version 1');
+
+# special variables
+is($s->get('Arch'), undef, 'no arch');
+$s->set_arch_substvars();
+is($s->get('Arch'), get_host_arch(), 'arch');
+
+is($s->get($_), undef, 'no ' . $_) for qw/binary:Version source:Version source:Upstream-Version/;
+$s->set_version_substvars('1:2.3.4~5-6.7.8~nmu9', '1:2.3.4~5-6.7.8~nmu9+bin0');
+is($s->get('binary:Version'), '1:2.3.4~5-6.7.8~nmu9+bin0', 'binary:Version');
+is($s->get('source:Version'), '1:2.3.4~5-6.7.8~nmu9', 'source:Version');
+is($s->get('source:Upstream-Version'), '1:2.3.4~5', 'source:Upstream-Version');
+$s->set_version_substvars('2.3.4~5-6.7.8~nmu9+b1', '1:2.3.4~5-6.7.8~nmu9+b1');
+is($s->get('binary:Version'), '1:2.3.4~5-6.7.8~nmu9+b1', 'binary:Version');
+is($s->get('source:Version'), '2.3.4~5-6.7.8~nmu9', 'source:Version');
+is($s->get('source:Upstream-Version'), '2.3.4~5', 'source:Upstream-Version');
+$s->set_version_substvars('1:2.3.4~5-6.7.8~nmu9+b0');
+is($s->get('binary:Version'), '1:2.3.4~5-6.7.8~nmu9+b0', 'binary:Version');
+is($s->get('source:Version'), '1:2.3.4~5-6.7.8~nmu9', 'source:Version');
+is($s->get('source:Upstream-Version'), '1:2.3.4~5', 'source:Upstream-Version');
+
+is($s->get($_), undef, 'no ' . $_) foreach qw(source:Synopsis source:Extended-Description);
+$s->set_desc_substvars("short synopsis\nthis is the long\nextended text\n");
+is($s->get('source:Synopsis'), 'short synopsis', 'contents of source:Synopsis');
+is($s->get('source:Extended-Description'), "this is the long\nextended text\n",
+    'contents of source:Extended-Description');
+
+my %ctrl_fields = (
+    'Some-Field' => 'some-value',
+    'Other-Field' => 'other-value',
+    'Alter-Field' => 'alter-value',
+);
+is($s->get($_), undef, 'no ' . $_) foreach sort keys %ctrl_fields;
+$s->set_field_substvars(\%ctrl_fields, 'ctrl');
+is($s->get('ctrl:Some-Field'), 'some-value', 'contents of ctrl:Some-Field');
+is($s->get('ctrl:Other-Field'), 'other-value', 'contents of ctrl:Other-Field');
+is($s->get('ctrl:Alter-Field'), 'alter-value', 'contents of ctrl:Alter-Field');
+
+# Replace stuff
+is($s->substvars('This is a string ${var1} with variables ${binary:Version}'),
+                 'This is a string New value with variables 1:2.3.4~5-6.7.8~nmu9+b0',
+                 'substvars simple');
+
+# Add a test prefix to error and warning messages.
+$s->set_msg_prefix('test ');
+
+my $output;
+$SIG{__WARN__} = sub { $output .= $_[0] };
+is($s->substvars('This is a string with unknown variable ${blubb}'),
+                 'This is a string with unknown variable ',
+                 'substvars missing');
+delete $SIG{__WARN__};
+is($output,
+   'Dpkg_Substvars.t: warning: test substitution variable ${blubb} used, but is not defined' . "\n",
+   'missing variables warning');
+
+# Recursive replace
+$s->set('rvar', 'recursive ${var1}');
+is($s->substvars('This is a string with ${rvar}'),
+                 'This is a string with recursive New value',
+                 'substvars recursive');
+
+# Strange input
+is($s->substvars('Nothing to $ ${substitute  here}, is it ${}?, it ${is'),
+                 'Nothing to $ ${substitute  here}, is it ${}?, it ${is',
+                 'substvars strange');
+
+# Warnings about unused variables
+$output = '';
+$SIG{__WARN__} = sub { $output .= $_[0] };
+$s->warn_about_unused();
+delete $SIG{__WARN__};
+is($output,
+   'Dpkg_Substvars.t: warning: test substitution variable ${var2} unused, but is defined' . "\n",
+   'unused variables warnings');
+
+# Disable warnings for a certain variable
+$s->set_as_used('var_used', 'used');
+$s->mark_as_used('var2');
+$output = '';
+$SIG{__WARN__} = sub { $output .= $_[0] };
+$s->warn_about_unused();
+delete $SIG{__WARN__};
+is($output, '', 'disabled unused variables warnings');
+
+$s->delete('var_used');
+
+# Variable filters
+my $sf;
+
+$expected = <<'VARS';
+name3=Yet another value
+name4=Name value
+otherprefix:var7=Quux
+var1=Some value
+var2=Some other value
+VARS
+$sf = Dpkg::Substvars->new("$datadir/substvars2");
+$sf->filter(remove => sub { $_[0] =~ m/^prefix:/ });
+is($sf->output(), $expected, 'Filter remove variables');
+
+$expected = <<'VARS';
+otherprefix:var7=Quux
+prefix:var5=Foo
+var1=Some value
+var2=Some other value
+VARS
+$sf = Dpkg::Substvars->new("$datadir/substvars2");
+$sf->filter(keep => sub { $_[0] =~ m/var/ });
+is($sf->output(), $expected, 'Filter keep variables');
+
+$expected = <<'VARS';
+prefix:name6=Bar
+VARS
+$sf = Dpkg::Substvars->new("$datadir/substvars2");
+$sf->filter(remove => sub { $_[0] =~ m/var/ },
+            keep => sub { $_[0] =~ m/^prefix:/ });
+is($sf->output(), $expected, 'Filter keep and remove variables');