diff options
Diffstat (limited to 'test/dtrace/test_hash_create.rb')
-rw-r--r-- | test/dtrace/test_hash_create.rb | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/test/dtrace/test_hash_create.rb b/test/dtrace/test_hash_create.rb new file mode 100644 index 0000000000..6f6738195a --- /dev/null +++ b/test/dtrace/test_hash_create.rb @@ -0,0 +1,52 @@ +require 'dtrace/helper' + +module DTrace + class TestHashCreate < TestCase + def test_hash_new + trap_probe(probe, 'Hash.new') { |_,rbfile,saw| + saw = saw.map(&:split).find_all { |num, file, line| + file == rbfile && num == '0' + } + assert_operator saw.length, :>, 0 + } + end + + def test_hash_lit + trap_probe(probe, '{}') { |_,rbfile,saw| + saw = saw.map(&:split).find_all { |num, file, line| + file == rbfile && num == '0' + } + assert_operator saw.length, :>, 0 + } + end + + def test_hash_lit_elements + trap_probe(probe, '{ :foo => :bar }') { |_,rbfile,saw| + saw = saw.map(&:split).find_all { |num, file, line| + file == rbfile && num == '2' + } + assert_operator saw.length, :>, 0 + } + end + + def test_hash_lit_elements_string + trap_probe(probe, '{ :foo => :bar, :bar => "baz" }') { |_,rbfile,saw| + saw = saw.map(&:split).find_all { |num, file, line| + file == rbfile && num == '4' + } + assert_operator saw.length, :>, 0 + } + end + + private + def probe + <<-eoprobe +ruby$target:::hash-create +/arg1/ +{ + printf("%d %s %d\\n", arg0, copyinstr(arg1), arg2); +} + eoprobe + end + end +end |