From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/test/dtrace/test_method_cache.rb | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 jni/ruby/test/dtrace/test_method_cache.rb

(limited to 'jni/ruby/test/dtrace/test_method_cache.rb')

diff --git a/jni/ruby/test/dtrace/test_method_cache.rb b/jni/ruby/test/dtrace/test_method_cache.rb
new file mode 100644
index 0000000..d8ddf45
--- /dev/null
+++ b/jni/ruby/test/dtrace/test_method_cache.rb
@@ -0,0 +1,28 @@
+require_relative 'helper'
+
+module DTrace
+  class TestMethodCacheClear < TestCase
+    def test_method_cache_clear
+      trap_probe(probe, <<-code) do |_,rbfile,lines|
+        class String; end
+        class String; def abc() end end
+        class Object; def abc() end end
+      code
+        assert_not_includes lines, "String #{rbfile} 1\n"
+        assert_includes     lines, "String #{rbfile} 2\n"
+        assert_includes     lines, "global #{rbfile} 3\n"
+      end
+    end
+
+    private
+    def probe
+      <<-eoprobe
+ruby$target:::method-cache-clear
+/arg1/
+{
+  printf("%s %s %d\\n", copyinstr(arg0), copyinstr(arg1), arg2);
+}
+      eoprobe
+    end
+  end
+end if defined?(DTrace::TestCase)
-- 
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