1 files changed, 57 insertions, 0 deletions
diff --git a/t/buildsystems/02-make-jobserver-makeflags.t b/t/buildsystems/02-make-jobserver-makeflags.t
new file mode 100755
index 0000000..9469759
--- /dev/null
+++ b/t/buildsystems/02-make-jobserver-makeflags.t
@@ -0,0 +1,57 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+use Test::More tests => 9;
+
+use File::Basename qw(dirname);
+use lib dirname(dirname(__FILE__));
+use Test::DH;
+use Debian::Debhelper::Dh_Lib qw(!dirname);
+
+# Test clean_jobserver_makeflags.
+
+test_clean_jobserver_makeflags('--jobserver-fds=103,104 -j',
+                               undef,
+                               'unset makeflags');
+
+test_clean_jobserver_makeflags('-a --jobserver-fds=103,104 -j -b',
+                               '-a -b',
+                               'clean makeflags');
+
+test_clean_jobserver_makeflags(' --jobserver-fds=1,2 -j  ',
+                               undef,
+                               'unset makeflags');
+
+test_clean_jobserver_makeflags('-a -j -b',
+                               '-a -j -b',
+                               'clean makeflags does not remove -j');
+
+test_clean_jobserver_makeflags('-a --jobs -b',
+                               '-a --jobs -b',
+                               'clean makeflags does not remove --jobs');
+
+test_clean_jobserver_makeflags('-j6',
+                               '-j6',
+                               'clean makeflags does not remove -j6');
+
+test_clean_jobserver_makeflags('-a -j6 --jobs=7',
+                               '-a -j6 --jobs=7',
+                               'clean makeflags does not remove -j or --jobs');
+
+test_clean_jobserver_makeflags('-j6 --jobserver-fds=103,104 --jobs=8',
+                               '-j6 --jobs=8',
+                               'jobserver options removed');
+
+test_clean_jobserver_makeflags('-j6 --jobserver-auth=103,104 --jobs=8',
+                               '-j6 --jobs=8',
+                               'jobserver options removed');
+
+sub test_clean_jobserver_makeflags {
+    my ($orig, $expected, $test) = @_;
+
+    local $ENV{MAKEFLAGS} = $orig;
+    clean_jobserver_makeflags();
+    is($ENV{MAKEFLAGS}, $expected, $test);
+}
+