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-rw-r--r--test/ruby/test_rand.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/ruby/test_rand.rb b/test/ruby/test_rand.rb
index e20cf4e317b..b932128e235 100644
--- a/test/ruby/test_rand.rb
+++ b/test/ruby/test_rand.rb
@@ -354,6 +354,9 @@ END
assert_in_delta(1.0897663659937937, r.float(2), 0.0001)
assert_in_delta(5.3704626067153264e+29, r.float(2**100), 10**25)
+ assert_raise(Errno::EDOM, Errno::ERANGE) { r.float(1.0 / 0.0) }
+ assert_raise(Errno::EDOM, Errno::ERANGE) { r.float(0.0 / 0.0) }
+
# is this intentional?
assert_raise(TypeError) { r.float(1..2) }
end