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Diffstat (limited to 'test/psych/test_psych.rb')
-rw-r--r-- | test/psych/test_psych.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/psych/test_psych.rb b/test/psych/test_psych.rb index eeadc864ef..8fd9d278b5 100644 --- a/test/psych/test_psych.rb +++ b/test/psych/test_psych.rb @@ -192,6 +192,22 @@ class TestPsych < Psych::TestCase assert_equal({ 'hello' => 'world' }, got) end + def test_load_freeze + data = Psych.load("--- {foo: ['a']}", freeze: true) + assert_predicate data, :frozen? + assert_predicate data['foo'], :frozen? + assert_predicate data['foo'].first, :frozen? + end + + def test_load_freeze_deduplication + unless String.method_defined?(:-@) && (-("a" * 20)).equal?((-("a" * 20))) + skip "This Ruby implementation doesn't support string deduplication" + end + + data = Psych.load("--- ['a']", freeze: true) + assert_same 'a', data.first + end + def test_load_default_fallback assert_equal false, Psych.load("") end |