Merge pull request #12193 from filimonov/tests_for_few_fixed_issues

Tests for fixed issues #10846, #7347, #3767

tests/queries/0_stateless/01323_if_with_nulls.reference

@@ -18,3 +18,7 @@ Nullable(UInt8)	\N	1	ok	ok	ok
 Nullable(UInt8)	\N	1	ok	ok	ok
 Nullable(UInt8)	\N	1	ok	ok	ok
 \N	1	Nullable(Int8)	\N	ok
+\N	Nullable(Float64)	0
+\N	Nullable(Float64)	0
+1
+1

tests/queries/0_stateless/01323_if_with_nulls.sql

@@ -36,3 +36,20 @@ SELECT b_num, isNull(b_num), toTypeName(b_num), b_num = 0, if(b_num = 0, 'fail',
 FROM (SELECT 1 k, toInt8(1) a_num) AS x
 LEFT JOIN (SELECT 2 k, toInt8(1) b_num) AS y
 USING (k);
+
+-- test case from https://github.com/ClickHouse/ClickHouse/issues/7347
+DROP TABLE IF EXISTS test_nullable_float_issue7347;
+CREATE TABLE test_nullable_float_issue7347 (ne UInt64,test Nullable(Float64)) ENGINE = MergeTree() PRIMARY KEY (ne) ORDER BY (ne);
+INSERT INTO test_nullable_float_issue7347 VALUES (1,NULL);
+
+SELECT test, toTypeName(test), IF(test = 0, 1, 0) FROM test_nullable_float_issue7347;
+
+WITH materialize(CAST(NULL, 'Nullable(Float64)')) AS test SELECT test, toTypeName(test), IF(test = 0, 1, 0);
+
+DROP TABLE test_nullable_float_issue7347;
+
+-- test case from https://github.com/ClickHouse/ClickHouse/issues/10846
+
+SELECT if(isFinite(toUInt64OrZero(toNullable('123'))), 1, 0);
+
+SELECT if(materialize(isFinite(toUInt64OrZero(toNullable('123')))), 1, 0);

tests/queries/0_stateless/01375_null_issue_3767.sql

+DROP TABLE IF EXISTS null_issue_3767;
+
+CREATE TABLE null_issue_3767 (value Nullable(String)) ENGINE=Memory;
+
+INSERT INTO null_issue_3767 (value) VALUES ('A String'), (NULL);
+
+SELECT value FROM null_issue_3767 WHERE value NOT IN ('A String');
+
+DROP TABLE null_issue_3767;