diff options
Diffstat (limited to 'jni/ruby/test/dtrace/test_cmethod.rb')
-rw-r--r-- | jni/ruby/test/dtrace/test_cmethod.rb | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/jni/ruby/test/dtrace/test_cmethod.rb b/jni/ruby/test/dtrace/test_cmethod.rb new file mode 100644 index 0000000..0a9107f --- /dev/null +++ b/jni/ruby/test/dtrace/test_cmethod.rb @@ -0,0 +1,49 @@ +require_relative 'helper' + +module DTrace + class TestCMethod < TestCase + def test_entry + probe = <<-eoprobe +ruby$target:::cmethod-entry +{ + printf("%s %s %s %d\\n", copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3); +} + eoprobe + + trap_probe(probe, ruby_program) { |d_file, rb_file, probes| + foo_calls = probes.map { |line| line.split }.find_all { |row| + row[1] == 'times' + } + + assert_equal 1, foo_calls.length + } + end + + def test_exit + probe = <<-eoprobe +ruby$target:::cmethod-return +{ + printf("%s %s %s %d\\n", copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3); +} + eoprobe + + trap_probe(probe, ruby_program) { |d_file, rb_file, probes| + foo_calls = probes.map { |line| line.split }.find_all { |row| + row[1] == 'times' + } + + assert_equal 1, foo_calls.length + } + end + + def ruby_program + <<-eoruby + class Foo + def self.foo; end + end + 10.times { Foo.foo } + eoruby + end + end +end if defined?(DTrace::TestCase) + |