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author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/test/dtrace/test_string.rb |
Fresh start
Diffstat (limited to 'jni/ruby/test/dtrace/test_string.rb')
-rw-r--r-- | jni/ruby/test/dtrace/test_string.rb | 27 |
1 files changed, 27 insertions, 0 deletions
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) |