1 files changed, 26 insertions, 0 deletions
diff --git a/t/02-conflicts.t b/t/02-conflicts.t
index 3d288a2..f59777f 100644
--- a/t/02-conflicts.t
+++ b/t/02-conflicts.t
@@ -3,6 +3,7 @@ use strict;
 use warnings;
 use Test::More;
 use Test::Fatal;
+use Test::Warn;
 use lib 't/lib/02';
 
 {
@@ -69,4 +70,29 @@ use lib 't/lib/02';
     );
 }
 
+{
+    # conflicting module is utterly broken
+
+    use_ok('Foo::Conflicts::Broken');
+
+    my @conflicts;
+    warning_like { @conflicts = Foo::Conflicts::Broken->calculate_conflicts }
+        qr/Warning: Broken did not compile/,
+        'Warning is issued when Broken fails to compile';
+
+    is_deeply(
+        \@conflicts,
+        [
+            { package => 'Broken', installed => 'unknown', required => '0.03' },
+        ],
+        "correct versions for all conflicts",
+    );
+
+    is(
+        exception { Foo::Conflicts::Broken->check_conflicts },
+        "Conflicts detected for Foo::Conflicts::Broken:\n  Broken is version unknown, but must be greater than version 0.03\n",
+        "correct conflict error"
+    );
+}
+
 done_testing;