# name: test/sql/function/numeric/test_gamma.test
# description: Test gamma function
# group: [numeric]

query I
SELECT gamma(NULL)
----
NULL

statement error
SELECT gamma(0)
----
<REGEX>:.*Out of Range Error: cannot take gamma.*

query I
SELECT gamma(-1)
----
nan

query I
SELECT gamma(1)
----
1

query I
SELECT gamma(-0.1)
----
-10.686287021193193


query I
SELECT gamma(2)
----
1

query I
SELECT gamma(10)
----
362880.0

query I
SELECT gamma(2::tinyint)
----
1

query I
SELECT gamma(2::hugeint)
----
1

statement error
SELECT gamma('asdf')
----
<REGEX>:.*Conversion Error: Could not convert string.*

query I
SELECT lgamma(NULL)
----
NULL

statement error
SELECT lgamma(0)
----
<REGEX>:.*Out of Range Error: cannot take.*

query I
SELECT lgamma(-1)
----
inf

query I
SELECT lgamma(-100)
----
inf

query I
SELECT lgamma(1)
----
0

query I
SELECT lgamma(2)
----
0

query I
SELECT lgamma(3)
----
0.693147180559945

query I
SELECT lgamma(10)
----
12.801827480081467


query I
SELECT lgamma(2::tinyint)
----
0

query I
SELECT lgamma(2::hugeint)
----
0

statement error
SELECT lgamma('asdf')
----
<REGEX>:.*Conversion Error: Could not convert string.*