1 files changed, 27 insertions, 0 deletions
diff --git a/test/-ext-/load/test_resolve_symbol.rb b/test/-ext-/load/test_resolve_symbol.rb
new file mode 100644
index 0000000000..471d3acebd
--- /dev/null
+++ b/test/-ext-/load/test_resolve_symbol.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+require 'test/unit'
+
+class Test_Load_ResolveSymbol < Test::Unit::TestCase
+  def test_load_resolve_symbol_resolver
+    assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
+    begin;
+      feature = "Feature #20005"
+      assert_raise(LoadError, "resolve_symbol_target is not loaded") {
+        require '-test-/load/resolve_symbol_resolver'
+      }
+      require '-test-/load/resolve_symbol_target'
+      assert_nothing_raised(LoadError, "#{feature} resolver can be loaded") {
+        require '-test-/load/resolve_symbol_resolver'
+      }
+      assert_not_nil ResolveSymbolResolver
+      assert_equal "from target", ResolveSymbolResolver.any_method
+
+      assert_raise(LoadError, "tries to resolve missing feature name, and it should raise LoadError") {
+        ResolveSymbolResolver.try_resolve_fname
+      }
+      assert_raise(LoadError, "tries to resolve missing symbol name, and it should raise LoadError") {
+        ResolveSymbolResolver.try_resolve_sname
+      }
+    end;
+  end
+end