1 files changed, 50 insertions, 0 deletions
diff --git a/jni/ruby/test/-ext-/st/test_update.rb b/jni/ruby/test/-ext-/st/test_update.rb
new file mode 100644
index 0000000..1b41d2b
--- /dev/null
+++ b/jni/ruby/test/-ext-/st/test_update.rb
@@ -0,0 +1,50 @@
+require 'test/unit'
+require "-test-/st/update"
+
+class Bug::StTable
+  class Test_Update < Test::Unit::TestCase
+    def setup
+      @tbl = Bug::StTable.new
+      @tbl[:a] = 1
+      @tbl[:b] = 2
+    end
+
+    def test_notfound
+      assert_equal(false, @tbl.st_update(:c) {42})
+      assert_equal({a: 1, b: 2, c: 42}, @tbl)
+    end
+
+    def test_continue
+      args = nil
+      assert_equal(true, @tbl.st_update(:a) {|*x| args = x; false})
+      assert_equal({a: 1, b: 2}, @tbl, :a)
+      assert_equal([:a, 1], args)
+    end
+
+    def test_delete
+      args = nil
+      assert_equal(true, @tbl.st_update(:a) {|*x| args = x; nil})
+      assert_equal({b: 2}, @tbl, :a)
+      assert_equal([:a, 1], args)
+    end
+
+    def test_update
+      args = nil
+      assert_equal(true, @tbl.st_update(:a) {|*x| args = x; 3})
+      assert_equal({a: 3, b: 2}, @tbl, :a)
+      assert_equal([:a, 1], args)
+    end
+
+    def test_pass_objects_in_st_table
+      bug7330 = '[ruby-core:49220]'
+      key = "abc".freeze
+      value = "def"
+      @tbl[key] = value
+      @tbl.st_update("abc") {|*args|
+        assert_same(key, args[0], bug7330)
+        assert_same(value, args[1], bug7330)
+        nil
+      }
+    end
+  end
+end