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ruby--ruby/test/ruby/test_keyword.rb
nobu d325d74174 parse.y: fix block passing with empty kwargs
* parse.y (arg_blk_pass): preceeding arguments node may be NULL when
  an empty keyword argument hash splat is optimized away.
  [ruby-core:88890] [Bug #15087]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64786 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-09-20 01:43:35 +00:00

754 lines
24 KiB
Ruby

# frozen_string_literal: false
require 'test/unit'
class TestKeywordArguments < Test::Unit::TestCase
def f1(str: "foo", num: 424242)
[str, num]
end
def test_f1
assert_equal(["foo", 424242], f1)
assert_equal(["bar", 424242], f1(str: "bar"))
assert_equal(["foo", 111111], f1(num: 111111))
assert_equal(["bar", 111111], f1(str: "bar", num: 111111))
assert_raise(ArgumentError) { f1(str: "bar", check: true) }
assert_raise(ArgumentError) { f1("string") }
end
def f2(x, str: "foo", num: 424242)
[x, str, num]
end
def test_f2
assert_equal([:xyz, "foo", 424242], f2(:xyz))
assert_equal([{"bar"=>42}, "foo", 424242], f2("bar"=>42))
end
def f3(str: "foo", num: 424242, **h)
[str, num, h]
end
def test_f3
assert_equal(["foo", 424242, {}], f3)
assert_equal(["bar", 424242, {}], f3(str: "bar"))
assert_equal(["foo", 111111, {}], f3(num: 111111))
assert_equal(["bar", 111111, {}], f3(str: "bar", num: 111111))
assert_equal(["bar", 424242, {:check=>true}], f3(str: "bar", check: true))
assert_raise(ArgumentError) { f3("string") }
end
define_method(:f4) {|str: "foo", num: 424242| [str, num] }
def test_f4
assert_equal(["foo", 424242], f4)
assert_equal(["bar", 424242], f4(str: "bar"))
assert_equal(["foo", 111111], f4(num: 111111))
assert_equal(["bar", 111111], f4(str: "bar", num: 111111))
assert_raise(ArgumentError) { f4(str: "bar", check: true) }
assert_raise(ArgumentError) { f4("string") }
end
define_method(:f5) {|str: "foo", num: 424242, **h| [str, num, h] }
def test_f5
assert_equal(["foo", 424242, {}], f5)
assert_equal(["bar", 424242, {}], f5(str: "bar"))
assert_equal(["foo", 111111, {}], f5(num: 111111))
assert_equal(["bar", 111111, {}], f5(str: "bar", num: 111111))
assert_equal(["bar", 424242, {:check=>true}], f5(str: "bar", check: true))
assert_raise(ArgumentError) { f5("string") }
end
def f6(str: "foo", num: 424242, **h, &blk)
[str, num, h, blk]
end
def test_f6 # [ruby-core:40518]
assert_equal(["foo", 424242, {}, nil], f6)
assert_equal(["bar", 424242, {}, nil], f6(str: "bar"))
assert_equal(["foo", 111111, {}, nil], f6(num: 111111))
assert_equal(["bar", 111111, {}, nil], f6(str: "bar", num: 111111))
assert_equal(["bar", 424242, {:check=>true}, nil], f6(str: "bar", check: true))
a = f6 {|x| x + 42 }
assert_equal(["foo", 424242, {}], a[0, 3])
assert_equal(43, a.last.call(1))
end
def f7(*r, str: "foo", num: 424242, **h)
[r, str, num, h]
end
def test_f7 # [ruby-core:41772]
assert_equal([[], "foo", 424242, {}], f7)
assert_equal([[], "bar", 424242, {}], f7(str: "bar"))
assert_equal([[], "foo", 111111, {}], f7(num: 111111))
assert_equal([[], "bar", 111111, {}], f7(str: "bar", num: 111111))
assert_equal([[1], "foo", 424242, {}], f7(1))
assert_equal([[1, 2], "foo", 424242, {}], f7(1, 2))
assert_equal([[1, 2, 3], "foo", 424242, {}], f7(1, 2, 3))
assert_equal([[1], "bar", 424242, {}], f7(1, str: "bar"))
assert_equal([[1, 2], "bar", 424242, {}], f7(1, 2, str: "bar"))
assert_equal([[1, 2, 3], "bar", 424242, {}], f7(1, 2, 3, str: "bar"))
end
define_method(:f8) { |opt = :ion, *rest, key: :word|
[opt, rest, key]
}
def test_f8
assert_equal([:ion, [], :word], f8)
assert_equal([1, [], :word], f8(1))
assert_equal([1, [2], :word], f8(1, 2))
end
def f9(r, o=42, *args, p, k: :key, **kw, &b)
[r, o, args, p, k, kw, b]
end
def test_f9
assert_equal([1, 42, [], 2, :key, {}, nil], f9(1, 2))
assert_equal([1, 2, [], 3, :key, {}, nil], f9(1, 2, 3))
assert_equal([1, 2, [3], 4, :key, {}, nil], f9(1, 2, 3, 4))
assert_equal([1, 2, [3, 4], 5, :key, {str: "bar"}, nil], f9(1, 2, 3, 4, 5, str: "bar"))
end
def f10(a: 1, **)
a
end
def test_f10
assert_equal(42, f10(a: 42))
assert_equal(1, f10(b: 42))
end
def test_method_parameters
assert_equal([[:key, :str], [:key, :num]], method(:f1).parameters);
assert_equal([[:req, :x], [:key, :str], [:key, :num]], method(:f2).parameters);
assert_equal([[:key, :str], [:key, :num], [:keyrest, :h]], method(:f3).parameters);
assert_equal([[:key, :str], [:key, :num]], method(:f4).parameters);
assert_equal([[:key, :str], [:key, :num], [:keyrest, :h]], method(:f5).parameters);
assert_equal([[:key, :str], [:key, :num], [:keyrest, :h], [:block, :blk]], method(:f6).parameters);
assert_equal([[:rest, :r], [:key, :str], [:key, :num], [:keyrest, :h]], method(:f7).parameters);
assert_equal([[:opt, :opt], [:rest, :rest], [:key, :key]], method(:f8).parameters) # [Bug #7540] [ruby-core:50735]
assert_equal([[:req, :r], [:opt, :o], [:rest, :args], [:req, :p], [:key, :k],
[:keyrest, :kw], [:block, :b]], method(:f9).parameters)
end
def test_lambda
f = ->(str: "foo", num: 424242) { [str, num] }
assert_equal(["foo", 424242], f[])
assert_equal(["bar", 424242], f[str: "bar"])
assert_equal(["foo", 111111], f[num: 111111])
assert_equal(["bar", 111111], f[str: "bar", num: 111111])
end
def p1
Proc.new do |str: "foo", num: 424242|
[str, num]
end
end
def test_p1
assert_equal(["foo", 424242], p1[])
assert_equal(["bar", 424242], p1[str: "bar"])
assert_equal(["foo", 111111], p1[num: 111111])
assert_equal(["bar", 111111], p1[str: "bar", num: 111111])
assert_raise(ArgumentError) { p1[str: "bar", check: true] }
assert_equal(["foo", 424242], p1["string"] )
end
def p2
Proc.new do |x, str: "foo", num: 424242|
[x, str, num]
end
end
def test_p2
assert_equal([nil, "foo", 424242], p2[])
assert_equal([:xyz, "foo", 424242], p2[:xyz])
end
def p3
Proc.new do |str: "foo", num: 424242, **h|
[str, num, h]
end
end
def test_p3
assert_equal(["foo", 424242, {}], p3[])
assert_equal(["bar", 424242, {}], p3[str: "bar"])
assert_equal(["foo", 111111, {}], p3[num: 111111])
assert_equal(["bar", 111111, {}], p3[str: "bar", num: 111111])
assert_equal(["bar", 424242, {:check=>true}], p3[str: "bar", check: true])
assert_equal(["foo", 424242, {}], p3["string"])
end
def p4
Proc.new do |str: "foo", num: 424242, **h, &blk|
[str, num, h, blk]
end
end
def test_p4
assert_equal(["foo", 424242, {}, nil], p4[])
assert_equal(["bar", 424242, {}, nil], p4[str: "bar"])
assert_equal(["foo", 111111, {}, nil], p4[num: 111111])
assert_equal(["bar", 111111, {}, nil], p4[str: "bar", num: 111111])
assert_equal(["bar", 424242, {:check=>true}, nil], p4[str: "bar", check: true])
a = p4.call {|x| x + 42 }
assert_equal(["foo", 424242, {}], a[0, 3])
assert_equal(43, a.last.call(1))
end
def p5
Proc.new do |*r, str: "foo", num: 424242, **h|
[r, str, num, h]
end
end
def test_p5
assert_equal([[], "foo", 424242, {}], p5[])
assert_equal([[], "bar", 424242, {}], p5[str: "bar"])
assert_equal([[], "foo", 111111, {}], p5[num: 111111])
assert_equal([[], "bar", 111111, {}], p5[str: "bar", num: 111111])
assert_equal([[1], "foo", 424242, {}], p5[1])
assert_equal([[1, 2], "foo", 424242, {}], p5[1, 2])
assert_equal([[1, 2, 3], "foo", 424242, {}], p5[1, 2, 3])
assert_equal([[1], "bar", 424242, {}], p5[1, str: "bar"])
assert_equal([[1, 2], "bar", 424242, {}], p5[1, 2, str: "bar"])
assert_equal([[1, 2, 3], "bar", 424242, {}], p5[1, 2, 3, str: "bar"])
end
def p6
Proc.new do |o1, o2=42, *args, p, k: :key, **kw, &b|
[o1, o2, args, p, k, kw, b]
end
end
def test_p6
assert_equal([nil, 42, [], nil, :key, {}, nil], p6[])
assert_equal([1, 42, [], 2, :key, {}, nil], p6[1, 2])
assert_equal([1, 2, [], 3, :key, {}, nil], p6[1, 2, 3])
assert_equal([1, 2, [3], 4, :key, {}, nil], p6[1, 2, 3, 4])
assert_equal([1, 2, [3, 4], 5, :key, {str: "bar"}, nil], p6[1, 2, 3, 4, 5, str: "bar"])
end
def test_proc_parameters
assert_equal([[:key, :str], [:key, :num]], p1.parameters);
assert_equal([[:opt, :x], [:key, :str], [:key, :num]], p2.parameters);
assert_equal([[:key, :str], [:key, :num], [:keyrest, :h]], p3.parameters);
assert_equal([[:key, :str], [:key, :num], [:keyrest, :h], [:block, :blk]], p4.parameters);
assert_equal([[:rest, :r], [:key, :str], [:key, :num], [:keyrest, :h]], p5.parameters);
assert_equal([[:opt, :o1], [:opt, :o2], [:rest, :args], [:opt, :p], [:key, :k],
[:keyrest, :kw], [:block, :b]], p6.parameters)
end
def m1(*args)
yield(*args)
end
def test_block
blk = Proc.new {|str: "foo", num: 424242| [str, num] }
assert_equal(["foo", 424242], m1(&blk))
assert_equal(["bar", 424242], m1(str: "bar", &blk))
assert_equal(["foo", 111111], m1(num: 111111, &blk))
assert_equal(["bar", 111111], m1(str: "bar", num: 111111, &blk))
end
def rest_keyrest(*args, **opt)
return *args, opt
end
def test_rest_keyrest
bug7665 = '[ruby-core:51278]'
bug8463 = '[ruby-core:55203] [Bug #8463]'
expect = [*%w[foo bar], {zzz: 42}]
assert_equal(expect, rest_keyrest(*expect), bug7665)
pr = proc {|*args, **opt| next *args, opt}
assert_equal(expect, pr.call(*expect), bug7665)
assert_equal(expect, pr.call(expect), bug8463)
pr = proc {|a, *b, **opt| next a, *b, opt}
assert_equal(expect, pr.call(expect), bug8463)
pr = proc {|a, **opt| next a, opt}
assert_equal(expect.values_at(0, -1), pr.call(expect), bug8463)
end
def test_bare_kwrest
# valid syntax, but its semantics is undefined
assert_valid_syntax("def bug7662(**) end")
assert_valid_syntax("def bug7662(*, **) end")
assert_valid_syntax("def bug7662(a, **) end")
end
def test_without_paren
bug7942 = '[ruby-core:52820] [Bug #7942]'
assert_valid_syntax("def bug7942 a: 1; end")
assert_valid_syntax("def bug7942 a: 1, **; end")
o = Object.new
eval("def o.bug7942 a: 1; a; end", nil, __FILE__, __LINE__)
assert_equal(1, o.bug7942(), bug7942)
assert_equal(42, o.bug7942(a: 42), bug7942)
o = Object.new
eval("def o.bug7942 a: 1, **; a; end", nil, __FILE__, __LINE__)
assert_equal(1, o.bug7942(), bug7942)
assert_equal(42, o.bug7942(a: 42), bug7942)
end
def test_required_keyword
feature7701 = '[ruby-core:51454] [Feature #7701] required keyword argument'
o = Object.new
assert_nothing_raised(SyntaxError, feature7701) do
eval("def o.foo(a:) a; end", nil, "xyzzy")
eval("def o.bar(a:,**b) [a, b]; end")
end
assert_raise_with_message(ArgumentError, /missing keyword/, feature7701) {o.foo}
assert_raise_with_message(ArgumentError, /unknown keyword/, feature7701) {o.foo(a:0, b:1)}
begin
o.foo(a: 0, b: 1)
rescue => e
assert_equal('xyzzy', e.backtrace_locations[0].path)
end
assert_equal(42, o.foo(a: 42), feature7701)
assert_equal([[:keyreq, :a]], o.method(:foo).parameters, feature7701)
bug8139 = '[ruby-core:53608] [Bug #8139] required keyword argument with rest hash'
assert_equal([42, {}], o.bar(a: 42), feature7701)
assert_equal([42, {c: feature7701}], o.bar(a: 42, c: feature7701), feature7701)
assert_equal([[:keyreq, :a], [:keyrest, :b]], o.method(:bar).parameters, feature7701)
assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {o.bar(c: bug8139)}
assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {o.bar}
end
def test_required_keyword_with_newline
bug9669 = '[ruby-core:61658] [Bug #9669]'
assert_nothing_raised(SyntaxError, bug9669) do
eval(<<-'end;', nil, __FILE__, __LINE__)
def bug9669.foo a:
return a
end
end;
end
assert_equal(42, bug9669.foo(a: 42))
o = nil
assert_nothing_raised(SyntaxError, bug9669) do
eval(<<-'end;', nil, __FILE__, __LINE__)
o = {
a:
1
}
end;
end
assert_equal({a: 1}, o, bug9669)
end
def test_required_keyword_with_reserved
bug10279 = '[ruby-core:65211] [Bug #10279]'
h = nil
assert_nothing_raised(SyntaxError, bug10279) do
break eval(<<-'end;', nil, __FILE__, __LINE__)
h = {a: if true then 42 end}
end;
end
assert_equal({a: 42}, h, bug10279)
end
def test_block_required_keyword
feature7701 = '[ruby-core:51454] [Feature #7701] required keyword argument'
b = assert_nothing_raised(SyntaxError, feature7701) do
break eval("proc {|a:| a}", nil, 'xyzzy', __LINE__)
end
assert_raise_with_message(ArgumentError, /missing keyword/, feature7701) {b.call}
e = assert_raise_with_message(ArgumentError, /unknown keyword/, feature7701) {b.call(a:0, b:1)}
assert_equal('xyzzy', e.backtrace_locations[0].path)
assert_equal(42, b.call(a: 42), feature7701)
assert_equal([[:keyreq, :a]], b.parameters, feature7701)
bug8139 = '[ruby-core:53608] [Bug #8139] required keyword argument with rest hash'
b = assert_nothing_raised(SyntaxError, feature7701) do
break eval("proc {|a:, **bl| [a, bl]}", nil, __FILE__, __LINE__)
end
assert_equal([42, {}], b.call(a: 42), feature7701)
assert_equal([42, {c: feature7701}], b.call(a: 42, c: feature7701), feature7701)
assert_equal([[:keyreq, :a], [:keyrest, :bl]], b.parameters, feature7701)
assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {b.call(c: bug8139)}
assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {b.call}
b = assert_nothing_raised(SyntaxError, feature7701) do
break eval("proc {|m, a:| [m, a]}", nil, 'xyzzy', __LINE__)
end
assert_raise_with_message(ArgumentError, /missing keyword/) {b.call}
assert_equal([:ok, 42], b.call(:ok, a: 42))
e = assert_raise_with_message(ArgumentError, /unknown keyword/) {b.call(42, a:0, b:1)}
assert_equal('xyzzy', e.backtrace_locations[0].path)
assert_equal([[:opt, :m], [:keyreq, :a]], b.parameters)
end
def test_super_with_keyword
bug8236 = '[ruby-core:54094] [Bug #8236]'
base = Class.new do
def foo(*args)
args
end
end
a = Class.new(base) do
def foo(arg, bar: 'x')
super
end
end
b = Class.new(base) do
def foo(*args, bar: 'x')
super
end
end
assert_equal([42, {:bar=>"x"}], a.new.foo(42), bug8236)
assert_equal([42, {:bar=>"x"}], b.new.foo(42), bug8236)
end
def test_zsuper_only_named_kwrest
bug8416 = '[ruby-core:55033] [Bug #8416]'
base = Class.new do
def foo(**h)
h
end
end
a = Class.new(base) do
def foo(**h)
super
end
end
assert_equal({:bar=>"x"}, a.new.foo(bar: "x"), bug8416)
end
def test_zsuper_only_anonymous_kwrest
bug8416 = '[ruby-core:55033] [Bug #8416]'
base = Class.new do
def foo(**h)
h
end
end
a = Class.new(base) do
def foo(**)
super
end
end
assert_equal({:bar=>"x"}, a.new.foo(bar: "x"), bug8416)
end
def test_precedence_of_keyword_arguments
bug8040 = '[ruby-core:53199] [Bug #8040]'
a = Class.new do
def foo(x, **h)
[x, h]
end
end
assert_equal([{}, {}], a.new.foo({}))
assert_equal([{}, {:bar=>"x"}], a.new.foo({}, bar: "x"), bug8040)
end
def test_precedence_of_keyword_arguments_with_post_argument
bug8993 = '[ruby-core:57706] [Bug #8993]'
a = Class.new do
def foo(a, b, c=1, *d, e, f:2, **g)
[a, b, c, d, e, f, g]
end
end
assert_equal([1, 2, 1, [], {:f=>5}, 2, {}], a.new.foo(1, 2, f:5), bug8993)
end
def test_splat_keyword_nondestructive
bug9776 = '[ruby-core:62161] [Bug #9776]'
h = {a: 1}
assert_equal({a:1, b:2}, {**h, b:2})
assert_equal({a:1}, h, bug9776)
pr = proc {|**opt| next opt}
assert_equal({a: 1}, pr.call(**h))
assert_equal({a: 1, b: 2}, pr.call(**h, b: 2))
assert_equal({a: 1}, h, bug9776)
end
def test_splat_hash_conversion
bug9898 = '[ruby-core:62921] [Bug #9898]'
o = Object.new
def o.to_hash() { a: 1 } end
assert_equal({a: 1}, m1(**o) {|x| break x}, bug9898)
o2 = Object.new
def o2.to_hash() { b: 2 } end
assert_equal({a: 1, b: 2}, m1(**o, **o2) {|x| break x}, bug9898)
end
def test_implicit_hash_conversion
bug10016 = '[ruby-core:63593] [Bug #10016]'
o = Object.new
def o.to_hash() { k: 9 } end
assert_equal([1, 42, [], o, :key, {}, nil], f9(1, o))
assert_equal([1, 9], m1(1, o) {|a, k: 0| break [a, k]}, bug10016)
assert_equal([1, 9], m1(1, o, &->(a, k: 0) {break [a, k]}), bug10016)
end
def test_splat_hash
m = Object.new
def m.f() :ok; end
def m.f1(a) a; end
def m.f2(a = nil) a; end
def m.f3(**a) a; end
def m.f4(*a) a; end
o = {a: 1}
assert_raise_with_message(ArgumentError, /unknown keyword: a/) {
m.f(**o)
}
o = {}
assert_equal(:ok, m.f(**o), '[ruby-core:68124] [Bug #10856]')
a = []
assert_equal(:ok, m.f(*a, **o), '[ruby-core:83638] [Bug #10856]')
o = {a: 42}
assert_warning(/splat keyword/, 'splat to mandatory') do
assert_equal({a: 42}, m.f1(**o))
end
assert_warning(/splat keyword/) do
assert_equal({a: 42}, m.f2(**o), '[ruby-core:82280] [Bug #13791]')
end
assert_warning('', 'splat to kwrest') do
assert_equal({a: 42}, m.f3(**o))
end
assert_warning('', 'splat to rest') do
assert_equal([{a: 42}], m.f4(**o))
end
assert_warning('') do
assert_equal({a: 42}, m.f2("a".to_sym => 42), '[ruby-core:82291] [Bug #13793]')
end
o = {}
a = [:ok]
assert_equal(:ok, m.f2(*a, **o), '[ruby-core:83638] [Bug #10856]')
end
def test_gced_object_in_stack
bug8964 = '[ruby-dev:47729] [Bug #8964]'
assert_normal_exit %q{
def m(a: [])
end
GC.stress = true
tap { m }
GC.start
tap { m }
}, bug8964
assert_normal_exit %q{
prc = Proc.new {|a: []|}
GC.stress = true
tap { prc.call }
GC.start
tap { prc.call }
}, bug8964
end
def test_dynamic_symbol_keyword
bug10266 = '[ruby-dev:48564] [Bug #10266]'
assert_separately(['-', bug10266], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
bug = ARGV.shift
"hoge".to_sym
assert_nothing_raised(bug) {eval("def a(hoge:); end")}
end;
end
def test_unknown_keyword_with_block
bug10413 = '[ruby-core:65837] [Bug #10413]'
class << (o = Object.new)
def bar(k2: 'v2')
end
def foo
bar(k1: 1)
end
end
assert_raise_with_message(ArgumentError, /unknown keyword: k1/, bug10413) {
o.foo {raise "unreachable"}
}
end
def test_unknown_keyword
bug13004 = '[ruby-dev:49893] [Bug #13004]'
assert_raise_with_message(ArgumentError, /unknown keyword: invalid-argument/, bug13004) {
[].sample(random: nil, "invalid-argument": nil)
}
end
def test_super_with_anon_restkeywords
bug10659 = '[ruby-core:67157] [Bug #10659]'
foo = Class.new do
def foo(**h)
h
end
end
class << (obj = foo.new)
def foo(bar: "bar", **)
super
end
end
assert_nothing_raised(TypeError, bug10659) {
assert_equal({:bar => "bar"}, obj.foo, bug10659)
}
end
def m(a) yield a end
def test_nonsymbol_key
result = m(["a" => 10]) { |a = nil, **b| [a, b] }
assert_equal([{"a" => 10}, {}], result)
end
def method_for_test_to_hash_call_during_setup_complex_parameters k1:, k2:, **rest_kw
[k1, k2, rest_kw]
end
def test_to_hash_call_during_setup_complex_parameters
sym = "sym_#{Time.now}".to_sym
h = method_for_test_to_hash_call_during_setup_complex_parameters k1: "foo", k2: "bar", sym => "baz"
assert_equal ["foo", "bar", {sym => "baz"}], h, '[Bug #11027]'
end
class AttrSetTest
attr_accessor :foo
alias set_foo :foo=
end
def test_attr_set_method_cache
obj = AttrSetTest.new
h = {a: 1, b: 2}
2.times{
obj.foo = 1
assert_equal(1, obj.foo)
obj.set_foo 2
assert_equal(2, obj.foo)
obj.set_foo(x: 1, y: 2)
assert_equal({x: 1, y: 2}, obj.foo)
obj.set_foo(x: 1, y: 2, **h)
assert_equal({x: 1, y: 2, **h}, obj.foo)
}
end
def test_kwrest_overwritten
bug13015 = '[ruby-core:78536] [Bug #13015]'
klass = EnvUtil.labeled_class("Parent") do
def initialize(d:)
end
end
klass = EnvUtil.labeled_class("Child", klass) do
def initialize(d:, **h)
h = [2, 3]
super
end
end
assert_raise_with_message(TypeError, /expected Hash/, bug13015) do
klass.new(d: 4)
end
end
def test_non_keyword_hash_subclass
bug12884 = '[ruby-core:77813] [Bug #12884]'
klass = EnvUtil.labeled_class("Child", Hash)
obj = Object.new
def obj.t(params = klass.new, d: nil); params; end
x = klass.new
x["foo"] = "bar"
result = obj.t(x)
assert_equal(x, result)
assert_kind_of(klass, result, bug12884)
end
def test_arity_error_message
obj = Object.new
def obj.t(x:) end
assert_raise_with_message(ArgumentError, /required keyword: x\)/) do
obj.t(42)
end
obj = Object.new
def obj.t(x:, y:, z: nil) end
assert_raise_with_message(ArgumentError, /required keywords: x, y\)/) do
obj.t(42)
end
end
def many_kwargs(a0: '', a1: '', a2: '', a3: '', a4: '', a5: '', a6: '', a7: '',
b0: '', b1: '', b2: '', b3: '', b4: '', b5: '', b6: '', b7: '',
c0: '', c1: '', c2: '', c3: '', c4: '', c5: '', c6: '', c7: '',
d0: '', d1: '', d2: '', d3: '', d4: '', d5: '', d6: '', d7: '',
e0: '')
[a0, a1, a2, a3, a4, a5, a6, a7,
b0, b1, b2, b3, b4, b5, b6, b7,
c0, c1, c2, c3, c4, c5, c6, c7,
d0, d1, d2, d3, d4, d5, d6, d7,
e0]
end
def test_many_kwargs
i = 0
assert_equal(:ok, many_kwargs(a0: :ok)[i], "#{i}: a0"); i+=1
assert_equal(:ok, many_kwargs(a1: :ok)[i], "#{i}: a1"); i+=1
assert_equal(:ok, many_kwargs(a2: :ok)[i], "#{i}: a2"); i+=1
assert_equal(:ok, many_kwargs(a3: :ok)[i], "#{i}: a3"); i+=1
assert_equal(:ok, many_kwargs(a4: :ok)[i], "#{i}: a4"); i+=1
assert_equal(:ok, many_kwargs(a5: :ok)[i], "#{i}: a5"); i+=1
assert_equal(:ok, many_kwargs(a6: :ok)[i], "#{i}: a6"); i+=1
assert_equal(:ok, many_kwargs(a7: :ok)[i], "#{i}: a7"); i+=1
assert_equal(:ok, many_kwargs(b0: :ok)[i], "#{i}: b0"); i+=1
assert_equal(:ok, many_kwargs(b1: :ok)[i], "#{i}: b1"); i+=1
assert_equal(:ok, many_kwargs(b2: :ok)[i], "#{i}: b2"); i+=1
assert_equal(:ok, many_kwargs(b3: :ok)[i], "#{i}: b3"); i+=1
assert_equal(:ok, many_kwargs(b4: :ok)[i], "#{i}: b4"); i+=1
assert_equal(:ok, many_kwargs(b5: :ok)[i], "#{i}: b5"); i+=1
assert_equal(:ok, many_kwargs(b6: :ok)[i], "#{i}: b6"); i+=1
assert_equal(:ok, many_kwargs(b7: :ok)[i], "#{i}: b7"); i+=1
assert_equal(:ok, many_kwargs(c0: :ok)[i], "#{i}: c0"); i+=1
assert_equal(:ok, many_kwargs(c1: :ok)[i], "#{i}: c1"); i+=1
assert_equal(:ok, many_kwargs(c2: :ok)[i], "#{i}: c2"); i+=1
assert_equal(:ok, many_kwargs(c3: :ok)[i], "#{i}: c3"); i+=1
assert_equal(:ok, many_kwargs(c4: :ok)[i], "#{i}: c4"); i+=1
assert_equal(:ok, many_kwargs(c5: :ok)[i], "#{i}: c5"); i+=1
assert_equal(:ok, many_kwargs(c6: :ok)[i], "#{i}: c6"); i+=1
assert_equal(:ok, many_kwargs(c7: :ok)[i], "#{i}: c7"); i+=1
assert_equal(:ok, many_kwargs(d0: :ok)[i], "#{i}: d0"); i+=1
assert_equal(:ok, many_kwargs(d1: :ok)[i], "#{i}: d1"); i+=1
assert_equal(:ok, many_kwargs(d2: :ok)[i], "#{i}: d2"); i+=1
assert_equal(:ok, many_kwargs(d3: :ok)[i], "#{i}: d3"); i+=1
assert_equal(:ok, many_kwargs(d4: :ok)[i], "#{i}: d4"); i+=1
assert_equal(:ok, many_kwargs(d5: :ok)[i], "#{i}: d5"); i+=1
assert_equal(:ok, many_kwargs(d6: :ok)[i], "#{i}: d6"); i+=1
assert_equal(:ok, many_kwargs(d7: :ok)[i], "#{i}: d7"); i+=1
assert_equal(:ok, many_kwargs(e0: :ok)[i], "#{i}: e0"); i+=1
end
def test_splat_empty_hash_with_block_passing
assert_valid_syntax("bug15087(**{}, &nil)")
end
end