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_string.rb | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 jni/ruby/test/dtrace/test_string.rb

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

diff --git a/jni/ruby/test/dtrace/test_string.rb b/jni/ruby/test/dtrace/test_string.rb
new file mode 100644
index 0000000..873d5ac
--- /dev/null
+++ b/jni/ruby/test/dtrace/test_string.rb
@@ -0,0 +1,27 @@
+require_relative 'helper'
+
+module DTrace
+  class TestStringProbes < TestCase
+    def test_object_create_start_string_lit
+      trap_probe(probe, '"omglolwutbbq"') { |_,rbfile,saw|
+        saw = saw.map(&:split).find_all { |klass, file, line, len|
+          file == rbfile && len == '12' && line == '1'
+        }
+        assert_equal(%w{ String }, saw.map(&:first))
+        assert_equal([rbfile], saw.map { |line| line[1] })
+        assert_equal(['1'], saw.map { |line| line[2] })
+      }
+    end
+
+    private
+    def probe
+      <<-eoprobe
+ruby$target:::string-create
+/arg1/
+{
+  printf("String %s %d %d\\n", copyinstr(arg1), arg2, arg0);
+}
+      eoprobe
+    end
+  end
+end if defined?(DTrace::TestCase)
-- 
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