[ruby/irb] Don't show 'Maybe IRB bug!' in show_source and ls command

(https://github.com/ruby/irb/pull/1039)

https://github.com/ruby/irb/commit/9eb14a3a0b

2 files changed, 26 insertions, 0 deletions

diff --git a/test/irb/command/test_show_source.rb b/test/irb/command/test_show_source.rb
index d014c78fc4..a4227231e4 100644
--- a/test/irb/command/test_show_source.rb
+++ b/test/irb/command/test_show_source.rb
@@ -65,6 +65,19 @@ module TestIRB
       assert_match(%r[Couldn't locate a definition for Foo], out)
     end
 
+    def test_show_source_with_eval_error
+      write_ruby <<~'RUBY'
+        binding.irb
+      RUBY
+
+      out = run_ruby_file do
+        type "show_source raise(Exception).itself"
+        type "exit"
+      end
+
+      assert_match(%r[Couldn't locate a definition for raise\(Exception\)\.itself], out)
+    end
+
     def test_show_source_string
       write_ruby <<~'RUBY'
         binding.irb
diff --git a/test/irb/test_command.rb b/test/irb/test_command.rb
index 69931e3e4f..21e05752b9 100644
--- a/test/irb/test_command.rb
+++ b/test/irb/test_command.rb
@@ -742,6 +742,19 @@ module TestIRB
       end
     end
 
+    def test_ls_with_eval_error
+      [
+        "ls raise(Exception,'foo')\n",
+        "ls raise(Exception,'foo'), grep: /./\n",
+        "ls Integer, grep: raise(Exception,'foo')\n",
+      ].each do |line|
+        out, err = execute_lines(line)
+        assert_empty err
+        assert_match(/Exception: foo/, out)
+        assert_not_match(/Maybe IRB bug!/, out)
+      end
+    end
+
     def test_ls_with_no_singleton_class
       out, err = execute_lines(
         "ls 42",