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require "test_helper"
# Tests typecast_children behavior with StringIO file handling
class TypecastChildrenTest < Minitest::Test
cover "MultiXml*"
include MultiXml::Helpers
def test_unwraps_stringio_file
file = StringIO.new("content")
assert_same file, typecast_children({"file" => file, "other" => "data"}, [])
end
def test_returns_hash_when_file_not_stringio
result = typecast_children({"file" => "not a stringio", "other" => "data"}, [])
assert_kind_of Hash, result
assert_equal "not a stringio", result["file"]
end
def test_returns_hash_when_no_file_key
result = typecast_children({"name" => "value", "other" => "data"}, [])
assert_kind_of Hash, result
assert_equal "value", result["name"]
end
def test_returns_hash_when_file_is_nil
result = typecast_children({"file" => nil, "other" => "data"}, [])
assert_kind_of Hash, result
assert_nil result["file"]
end
def test_stringio_subclass_is_unwrapped
klass = Class.new(StringIO)
file = klass.new("data")
hash = {"file" => file, "other" => "stuff"}
result = typecast_children(hash, [])
assert_equal file, result
assert_kind_of StringIO, result
end
def test_exact_stringio_is_unwrapped
file = StringIO.new("data")
hash = {"file" => file}
result = typecast_children(hash, [])
assert_equal file, result
end
def test_with_file_key_containing_integer
hash = {"file" => 42, "name" => "test"}
result = typecast_children(hash, [])
assert_kind_of Hash, result
assert_equal 42, result["file"]
end
def test_uses_bracket_access_for_file
hash = {"name" => "test", "data" => "value"}
result = typecast_children(hash, [])
assert_kind_of Hash, result
assert_equal "test", result["name"]
end
def test_returns_file_not_fetches
file = StringIO.new("content")
hash = {"file" => file}
result = typecast_children(hash, [])
assert_same file, result
end
end
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