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require_relative '../../spec_helper'
ruby_version_is "3.1" do
# See https://bugs.ruby-lang.org/issues/18008
describe "StructClass#keyword_init?" do
it "returns true for a struct that accepts keyword arguments to initialize" do
struct = Struct.new(:arg, keyword_init: true)
struct.keyword_init?.should be_true
end
it "returns false for a struct that does not accept keyword arguments to initialize" do
struct = Struct.new(:arg, keyword_init: false)
struct.keyword_init?.should be_false
end
it "returns nil for a struct that did not explicitly specify keyword_init" do
struct = Struct.new(:arg)
struct.keyword_init?.should be_nil
end
it "returns nil for a struct that does specify keyword_init to be nil" do
struct = Struct.new(:arg, keyword_init: nil)
struct.keyword_init?.should be_nil
end
it "returns true for any truthy value, not just for true" do
struct = Struct.new(:arg, keyword_init: 1)
struct.keyword_init?.should be_true
struct = Struct.new(:arg, keyword_init: "")
struct.keyword_init?.should be_true
struct = Struct.new(:arg, keyword_init: [])
struct.keyword_init?.should be_true
struct = Struct.new(:arg, keyword_init: {})
struct.keyword_init?.should be_true
end
end
end
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