From 6e9589f6abc36d4c96860f87f385093ac532505b Mon Sep 17 00:00:00 2001
From: Denis Zhuravlev <denis.zhuravlov@gmail.com>
Date: Tue, 15 Jun 2021 17:41:07 -0300
Subject: [PATCH] test for null_array_orc_load

---
 .../00900_null_array_orc_load.reference       |   3 ++
 .../0_stateless/00900_null_array_orc_load.sh  |  27 ++++++++++++++++++
 .../0_stateless/data_orc/test_null_array.orc  | Bin 0 -> 442 bytes
 3 files changed, 30 insertions(+)
 create mode 100644 tests/queries/0_stateless/00900_null_array_orc_load.reference
 create mode 100644 tests/queries/0_stateless/00900_null_array_orc_load.sh
 create mode 100644 tests/queries/0_stateless/data_orc/test_null_array.orc

diff --git a/tests/queries/0_stateless/00900_null_array_orc_load.reference b/tests/queries/0_stateless/00900_null_array_orc_load.reference
new file mode 100644
index 00000000000..b82db8ca1ef
--- /dev/null
+++ b/tests/queries/0_stateless/00900_null_array_orc_load.reference
@@ -0,0 +1,3 @@
+[0]	['Test 0']
+[NULL]	[NULL]
+[]	[]
diff --git a/tests/queries/0_stateless/00900_null_array_orc_load.sh b/tests/queries/0_stateless/00900_null_array_orc_load.sh
new file mode 100644
index 00000000000..a303e50a04a
--- /dev/null
+++ b/tests/queries/0_stateless/00900_null_array_orc_load.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+CUR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+# shellcheck source=../shell_config.sh
+. "$CUR_DIR"/../shell_config.sh
+
+DATA_FILE=$CUR_DIR/data_orc/test_null_array.orc
+
+${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS test_null_array_orc"
+${CLICKHOUSE_CLIENT} --query="CREATE TABLE test_null_array_orc(col0 Array(Nullable(Int64)),col1 Array(Nullable(String))) ENGINE = Memory"
+cat "$DATA_FILE"  | ${CLICKHOUSE_CLIENT} -q "insert into test_null_array_orc format ORC"
+${CLICKHOUSE_CLIENT} --query="select * from test_null_array_orc"
+
+${CLICKHOUSE_CLIENT} --query="drop table test_null_array_orc"
+
+#
+#  test_null_array.orc is impossible to create using CH because it stores NULL instead of empty array
+#  but CH able to ingest it as empty array []
+#
+#  import pyorc
+#  with open("test_null_array.orc", "wb") as data:
+#      with pyorc.Writer(data, "struct<col0:array<int>,col1:array<string>>") as writer:
+#          writer.write(([0], ["Test 0"]))
+#          writer.write(([None], [None]))
+#          writer.write((None, None))
+#
+#
diff --git a/tests/queries/0_stateless/data_orc/test_null_array.orc b/tests/queries/0_stateless/data_orc/test_null_array.orc
new file mode 100644
index 0000000000000000000000000000000000000000..a70dcabd8a207480cd9fe6d13dc0196a1e60c678
GIT binary patch
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ykM_ta>}+Zjm@@4FXF|!02hR_3FmRL#FiJEuuqZJx@MxGCur+;QX7&$q76$-$NtMa~

literal 0
HcmV?d00001