should be it

external/duckdb/test/sql/cast/test_boolean_cast.test

@@ -0,0 +1,230 @@
+# name: test/sql/cast/test_boolean_cast.test
+# description: Test boolean casts
+# group: [cast]
+
+statement ok
+PRAGMA enable_verification
+
+query T
+SELECT CAST(1=1 AS VARCHAR)
+----
+true
+
+query T
+SELECT CAST(1=0 AS VARCHAR)
+----
+false
+
+
+query T
+SELECT CAST(12345 AS BOOLEAN)
+----
+true
+
+query T
+SELECT CAST('true' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('t' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('TRUE' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('yes' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('YeS' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('y' AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST('false' AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST('f' AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST('FALSE' AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST('no' AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST('nO' AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST('n' AS BOOLEAN)
+----
+0
+
+statement error
+SELECT CAST('12345' AS BOOLEAN)
+----
+
+statement ok
+CREATE TABLE tbl AS SELECT 0 AS yes
+
+query T
+SELECT CAST(yes AS BOOLEAN) FROM tbl
+----
+0
+
+statement error
+SELECT CAST(yes AS BOOLEAN)
+----
+Binder Error: Referenced column "yes" not found in FROM clause!
+
+query T
+SELECT CAST(CAST('12345' AS INTEGER) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS INTEGER) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS tinyint) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS tinyint) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS smallint) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS smallint) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS integer) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS integer) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS bigint) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS bigint) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS decimal) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS decimal) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS decimal(1,0)) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS decimal(1,0)) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS decimal(9,0)) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS decimal(9,0)) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS decimal(38,0)) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS decimal(38,0)) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS float) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS float) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS double) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS double) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS HUGEINT) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS HUGEINT) AS BOOLEAN)
+----
+0
+
+query T
+SELECT CAST(CAST('1' AS UHUGEINT) AS BOOLEAN)
+----
+1
+
+query T
+SELECT CAST(CAST('0' AS UHUGEINT) AS BOOLEAN)
+----
+0
+