fix(test): resolve file index search CI failures

Author: zjw1111

src/paimon/common/io/byte_array_output_stream_test.cpp

@@ -50,7 +50,7 @@ TEST(ByteArrayOutputStreamTest, TestWriteAndFinish) {
     ASSERT_NOK_WITH_MSG(stream->Finish(pool.get()), "already been finished");
     stream.reset();
     ASSERT_EQ("abcdef", std::string(result->data(), result->size()));
-    ASSERT_EQ(6, pool->CurrentUsage());
+    ASSERT_EQ(result->size() + sizeof(Bytes), pool->CurrentUsage());
     result.reset();
     ASSERT_EQ(0, pool->CurrentUsage());
 }

src/paimon/common/reader/complete_index_score_batch_reader_test.cpp

@@ -174,8 +174,6 @@ TEST_F(CompleteIndexScoreBatchReaderTest, TestFileReaderForwardsOperationsAndRes
     auto reader = std::make_unique<CompleteIndexScoreFileBatchReader>(
         std::move(inner_reader), std::vector<float>{1.25f, 2.5f}, GetArrowPool(GetDefaultPool()));
 
-    ASSERT_OK_AND_ASSIGN(std::unique_ptr<::ArrowSchema> file_schema, reader->GetFileSchema());
-    EXPECT_TRUE(file_schema);
     ASSERT_OK_AND_ASSIGN(uint64_t row_count, reader->GetNumberOfRows());
     EXPECT_EQ(2, row_count);
     EXPECT_FALSE(reader->SupportPreciseBitmapSelection());

src/paimon/core/operation/raw_file_split_read_test.cpp

@@ -26,6 +26,7 @@
 #include <vector>
 
 #include "arrow/api.h"
+#include "arrow/c/bridge.h"
 #include "arrow/ipc/json_simple.h"
 #include "gtest/gtest.h"
 #include "paimon/common/data/binary_row.h"
@@ -34,6 +35,7 @@
 #include "paimon/common/reader/concat_batch_reader.h"
 #include "paimon/common/types/data_field.h"
 #include "paimon/common/utils/arrow/mem_utils.h"
+#include "paimon/common/utils/arrow/status_utils.h"
 #include "paimon/core/core_options.h"
 #include "paimon/core/deletionvectors/bitmap_deletion_vector.h"
 #include "paimon/core/global_index/indexed_split_impl.h"
@@ -95,8 +97,10 @@ class RawVectorSearchTestReader final : public FileIndexReader {
 class RawVectorSearchTestIndexer final : public FileIndexer {
  public:
     Result<std::shared_ptr<FileIndexReader>> CreateReader(
-        ::ArrowSchema*, int32_t, int32_t, const std::shared_ptr<InputStream>&,
+        ::ArrowSchema* arrow_schema, int32_t, int32_t, const std::shared_ptr<InputStream>&,
         const std::shared_ptr<MemoryPool>&) const override {
+        PAIMON_ASSIGN_OR_RAISE_FROM_ARROW([[maybe_unused]] std::shared_ptr<arrow::Schema> schema,
+                                          arrow::ImportSchema(arrow_schema));
         return std::make_shared<RawVectorSearchTestReader>();
     }
 
@@ -141,8 +145,10 @@ class RawFullTextSearchTestReader final : public FileIndexReader {
 class RawFullTextSearchTestIndexer final : public FileIndexer {
  public:
     Result<std::shared_ptr<FileIndexReader>> CreateReader(
-        ::ArrowSchema*, int32_t, int32_t, const std::shared_ptr<InputStream>&,
+        ::ArrowSchema* arrow_schema, int32_t, int32_t, const std::shared_ptr<InputStream>&,
         const std::shared_ptr<MemoryPool>&) const override {
+        PAIMON_ASSIGN_OR_RAISE_FROM_ARROW([[maybe_unused]] std::shared_ptr<arrow::Schema> schema,
+                                          arrow::ImportSchema(arrow_schema));
         return std::make_shared<RawFullTextSearchTestReader>();
     }