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-rw-r--r--test/ruby/test_call.rb84
1 files changed, 84 insertions, 0 deletions
diff --git a/test/ruby/test_call.rb b/test/ruby/test_call.rb
index 88e2ddcb7b..dbdb0752be 100644
--- a/test/ruby/test_call.rb
+++ b/test/ruby/test_call.rb
@@ -115,4 +115,88 @@ class TestCall < Test::Unit::TestCase
ary = [1, 2, b]
assert_equal([0, 1, 2, b], aaa(0, *ary, &ary.pop), bug16504)
end
+
+ def test_call_cfunc_splat_large_array_bug_4040
+ a = 1380.times.to_a # Greater than VM_ARGC_STACK_MAX
+
+ assert_equal(a, [].push(*a))
+ assert_equal(a, [].push(a[0], *a[1..]))
+ assert_equal(a, [].push(a[0], a[1], *a[2..]))
+ assert_equal(a, [].push(*a[0..1], *a[2..]))
+ assert_equal(a, [].push(*a[...-1], a[-1]))
+ assert_equal(a, [].push(a[0], *a[1...-1], a[-1]))
+ assert_equal(a, [].push(a[0], a[1], *a[2...-1], a[-1]))
+ assert_equal(a, [].push(*a[0..1], *a[2...-1], a[-1]))
+ assert_equal(a, [].push(*a[...-2], a[-2], a[-1]))
+ assert_equal(a, [].push(a[0], *a[1...-2], a[-2], a[-1]))
+ assert_equal(a, [].push(a[0], a[1], *a[2...-2], a[-2], a[-1]))
+ assert_equal(a, [].push(*a[0..1], *a[2...-2], a[-2], a[-1]))
+
+ kw = {x: 1}
+ a_kw = a + [kw]
+
+ assert_equal(a_kw, [].push(*a, **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1..], **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2..], **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2..], **kw))
+ assert_equal(a_kw, [].push(*a[...-1], a[-1], **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1...-1], a[-1], **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-1], a[-1], **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-1], a[-1], **kw))
+ assert_equal(a_kw, [].push(*a[...-2], a[-2], a[-1], **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1...-2], a[-2], a[-1], **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-2], a[-2], a[-1], **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-2], a[-2], a[-1], **kw))
+
+ assert_equal(a_kw, [].push(*a, x: 1))
+ assert_equal(a_kw, [].push(a[0], *a[1..], x: 1))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2..], x: 1))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2..], x: 1))
+ assert_equal(a_kw, [].push(*a[...-1], a[-1], x: 1))
+ assert_equal(a_kw, [].push(a[0], *a[1...-1], a[-1], x: 1))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-1], a[-1], x: 1))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-1], a[-1], x: 1))
+ assert_equal(a_kw, [].push(*a[...-2], a[-2], a[-1], x: 1))
+ assert_equal(a_kw, [].push(a[0], *a[1...-2], a[-2], a[-1], x: 1))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-2], a[-2], a[-1], x: 1))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-2], a[-2], a[-1], x: 1))
+
+ a_kw[-1][:y] = 2
+ kw = {y: 2}
+
+ assert_equal(a_kw, [].push(*a, x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1..], x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2..], x: 1, **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2..], x: 1, **kw))
+ assert_equal(a_kw, [].push(*a[...-1], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1...-1], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-1], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-1], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(*a[...-2], a[-2], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], *a[1...-2], a[-2], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(a[0], a[1], *a[2...-2], a[-2], a[-1], x: 1, **kw))
+ assert_equal(a_kw, [].push(*a[0..1], *a[2...-2], a[-2], a[-1], x: 1, **kw))
+
+ kw = {}
+
+ assert_equal(a, [].push(*a, **kw))
+ assert_equal(a, [].push(a[0], *a[1..], **kw))
+ assert_equal(a, [].push(a[0], a[1], *a[2..], **kw))
+ assert_equal(a, [].push(*a[0..1], *a[2..], **kw))
+ assert_equal(a, [].push(*a[...-1], a[-1], **kw))
+ assert_equal(a, [].push(a[0], *a[1...-1], a[-1], **kw))
+ assert_equal(a, [].push(a[0], a[1], *a[2...-1], a[-1], **kw))
+ assert_equal(a, [].push(*a[0..1], *a[2...-1], a[-1], **kw))
+ assert_equal(a, [].push(*a[...-2], a[-2], a[-1], **kw))
+ assert_equal(a, [].push(a[0], *a[1...-2], a[-2], a[-1], **kw))
+ assert_equal(a, [].push(a[0], a[1], *a[2...-2], a[-2], a[-1], **kw))
+ assert_equal(a, [].push(*a[0..1], *a[2...-2], a[-2], a[-1], **kw))
+
+ a_kw = a + [Hash.ruby2_keywords_hash({})]
+ assert_equal(a, [].push(*a_kw))
+
+ # Single test with value that would cause SystemStackError.
+ # Not all tests use such a large array to reduce testing time.
+ assert_equal(1380888, [].push(*1380888.times.to_a).size)
+ end
end