1 files changed, 93 insertions, 0 deletions
diff --git a/scripts/t/Dpkg_BuildAPI.t b/scripts/t/Dpkg_BuildAPI.t
new file mode 100644
index 0000000..b948a8a
--- /dev/null
+++ b/scripts/t/Dpkg_BuildAPI.t
@@ -0,0 +1,93 @@
+#!/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 => 17;
+use Test::Dpkg qw(:paths);
+
+$ENV{DEB_HOST_ARCH} = 'amd64';
+
+use Dpkg::Control;
+use Dpkg::Control::Info;
+
+BEGIN {
+    use_ok('Dpkg::BuildAPI', qw(get_build_api reset_build_api));
+}
+
+my $datadir = test_get_data_path();
+
+sub test_load_ctrl {
+    my $file = shift;
+
+    my $ctrl = Dpkg::Control::Info->new(type => CTRL_TMPL_SRC);
+    $ctrl->load("$datadir/$file");
+
+    return $ctrl;
+}
+
+sub test_parse_env_invalid {
+    my ($value, $desc) = @_;
+
+    my $api;
+
+    eval {
+        local $ENV{DPKG_BUILD_API} = $value;
+        reset_build_api();
+        $api = get_build_api();
+    };
+
+    ok($@, "failed to parse build API $desc: $@");
+    is($api, undef, "parsing invalid build API $desc returns undef");
+}
+
+sub test_parse_ctrl_invalid {
+    my ($file, $desc) = @_;
+
+    my $ctrl = test_load_ctrl($file);
+    my $api;
+
+    eval {
+        reset_build_api();
+        $api = get_build_api($ctrl);
+    };
+    ok($@, "failed to parse build API $desc from $file: $@");
+    is($api, undef, "parsing invalid build API $desc from $file returns undef");
+}
+
+sub test_parse_ctrl {
+    my ($file, $exp_api, $desc) = @_;
+
+    my $ctrl = test_load_ctrl($file);
+
+    reset_build_api();
+    my $api = get_build_api($ctrl);
+    is($api, $exp_api, "build API $desc matches");
+}
+
+test_parse_env_invalid('aa', 'text level');
+test_parse_env_invalid('999999999', 'out of range');
+
+test_parse_ctrl_invalid('ctrl-api-desync', 'multiple build API levels out of sync');
+test_parse_ctrl_invalid('ctrl-api-no-ver', 'build API with no level');
+test_parse_ctrl_invalid('ctrl-api-rel-noeq', 'API level with non-eq operator');
+test_parse_ctrl_invalid('ctrl-api-gt-max', 'API level > max');
+test_parse_ctrl_invalid('ctrl-api-no-int', 'API level is not an integer');
+
+test_parse_ctrl('ctrl-api-default', 0, 'default API level');
+test_parse_ctrl('ctrl-api-explicit', 1, 'explicit API level');
+
+# TODO: Add more test cases.