Add test

test/CMakeLists.txt

@@ -121,6 +121,7 @@ set(TILEDB_UNIT_TEST_SOURCES
   src/unit-enum-helpers.cc
   src/unit-filter-buffer.cc
   src/unit-global-order.cc
+  src/unit-parse-argument.cc
   src/unit-ordered-dim-label-reader.cc
   src/unit-tile-metadata.cc
   src/unit-tile-metadata-generator.cc

test/src/unit-parse-argument.cc

@@ -0,0 +1,64 @@
+/**
+ * @file unit-parse-argument.cc
+ *
+ * @section LICENSE
+ *
+ * The MIT License
+ *
+ * @copyright Copyright (c) 2025 TileDB, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @section DESCRIPTION
+ *
+ * Tests for useful (global) functions.
+ */
+
+#include "catch.hpp"
+#include "tiledb/sm/enums/datatype.h"
+#include "tiledb/sm/misc/parse_argument.h"
+
+using namespace tiledb::sm::utils::parse;
+using namespace tiledb::sm;
+
+TEST_CASE("Test to_str function for integers", "[to_str][integer]") {
+  int8_t int8_value = -10;
+  uint8_t uint8_value = 10;
+
+  REQUIRE(to_str(&int8_value, Datatype::INT8) == "-10");
+  REQUIRE(to_str(&uint8_value, Datatype::UINT8) == "10");
+
+  int16_t int16_value = -10;
+  uint16_t uint16_value = 10;
+
+  REQUIRE(to_str(&int16_value, Datatype::INT16) == "-10");
+  REQUIRE(to_str(&uint16_value, Datatype::UINT16) == "10");
+
+  int32_t int32_value = -10;
+  uint32_t uint32_value = 10;
+
+  REQUIRE(to_str(&int32_value, Datatype::INT32) == "-10");
+  REQUIRE(to_str(&uint32_value, Datatype::UINT32) == "10");
+
+  int64_t int64_value = -10;
+  uint64_t uint64_value = 10;
+
+  REQUIRE(to_str(&int64_value, Datatype::INT64) == "-10");
+  REQUIRE(to_str(&uint64_value, Datatype::UINT64) == "10");
+}