diff options
Diffstat (limited to 'test/ruby')
| -rw-r--r-- | test/ruby/test_keyword.rb | 118 |
1 files changed, 112 insertions, 6 deletions
diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb index b337343420..81ac432979 100644 --- a/test/ruby/test_keyword.rb +++ b/test/ruby/test_keyword.rb @@ -177,6 +177,100 @@ class TestKeywordArguments < Test::Unit::TestCase assert_equal(["bar", 111111], f[str: "bar", num: 111111]) end + def test_regular_kwsplat + kw = {} + h = {:a=>1} + h2 = {'a'=>1} + h3 = {'a'=>1, :a=>1} + + c = Object.new + def c.m(*args) + args + end + assert_equal([], c.m(**{})) + assert_equal([], c.m(**kw)) + assert_equal([h], c.m(**h)) + assert_equal([h], c.m(a: 1)) + assert_equal([h2], c.m(**h2)) + assert_equal([h3], c.m(**h3)) + assert_equal([h3], c.m(a: 1, **h2)) + + c.singleton_class.remove_method(:m) + def c.m; end + assert_nil(c.m(**{})) + assert_nil(c.m(**kw)) + assert_raise(ArgumentError) { c.m(**h) } + assert_raise(ArgumentError) { c.m(a: 1) } + assert_raise(ArgumentError) { c.m(**h2) } + assert_raise(ArgumentError) { c.m(**h3) } + assert_raise(ArgumentError) { c.m(a: 1, **h2) } + + c.singleton_class.remove_method(:m) + def c.m(args) + args + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal(kw, c.m(**{})) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal(kw, c.m(**kw)) + end + assert_equal(h, c.m(**h)) + assert_equal(h, c.m(a: 1)) + assert_equal(h2, c.m(**h2)) + assert_equal(h3, c.m(**h3)) + assert_equal(h3, c.m(a: 1, **h2)) + + c.singleton_class.remove_method(:m) + def c.m(**args) + args + end + assert_equal(kw, c.m(**{})) + assert_equal(kw, c.m(**kw)) + assert_equal(h, c.m(**h)) + assert_equal(h, c.m(a: 1)) + assert_equal(h2, c.m(**h2)) + assert_equal(h3, c.m(a: 1, **h2)) + + c.singleton_class.remove_method(:m) + def c.m(arg, **args) + [arg, args] + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + c.m(**{}) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + c.m(**kw) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal([h, kw], c.m(**h)) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal([h, kw], c.m(a: 1)) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal([h2, kw], c.m(**h2)) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal([h3, kw], c.m(**h3)) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal([h3, kw], c.m(a: 1, **h2)) + end + + c.singleton_class.remove_method(:m) + def c.m(arg=1, **args) + [arg=1, args] + end + assert_equal([1, kw], c.m(**{})) + assert_equal([1, kw], c.m(**kw)) + assert_equal([1, h], c.m(**h)) + assert_equal([1, h], c.m(a: 1)) + assert_equal([1, h2], c.m(**h2)) + assert_equal([1, h3], c.m(**h3)) + assert_equal([1, h3], c.m(a: 1, **h2)) + end + def test_lambda_kwsplat_call kw = {} h = {:a=>1} @@ -459,8 +553,12 @@ class TestKeywordArguments < Test::Unit::TestCase def c.m(args) args end - assert_raise(ArgumentError) { c.send(:m, **{}) } - assert_raise(ArgumentError) { c.send(:m, **kw) } + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal(kw, c.send(:m, **{})) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + assert_equal(kw, c.send(:m, **kw)) + end assert_equal(h, c.send(:m, **h)) assert_equal(h, c.send(:m, a: 1)) assert_equal(h2, c.send(:m, **h2)) @@ -482,8 +580,12 @@ class TestKeywordArguments < Test::Unit::TestCase def c.m(arg, **args) [arg, args] end - assert_raise(ArgumentError) { c.send(:m, **{}) } - assert_raise(ArgumentError) { c.send(:m, **kw) } + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + c.send(:m, **{}) + end + assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do + c.send(:m, **kw) + end assert_warn(/The keyword argument is passed as the last hash parameter.* for `m'/m) do assert_equal([h, kw], c.send(:m, **h)) end @@ -824,8 +926,12 @@ class TestKeywordArguments < Test::Unit::TestCase class << c attr_writer :m end - assert_raise(ArgumentError) { c.send(:m=, **{}) } - assert_raise(ArgumentError) { c.send(:m=, **kw) } + assert_warn(/The keyword argument for `m=' is passed as the last hash parameter/) do + c.send(:m=, **{}) + end + assert_warn(/The keyword argument for `m=' is passed as the last hash parameter/) do + c.send(:m=, **kw) + end assert_equal(h, c.send(:m=, **h)) assert_equal(h, c.send(:m=, a: 1)) assert_equal(h2, c.send(:m=, **h2)) |