Fix error in cpp_tests/test_arrow.cpp.

error: explicit specialization in non-namespace scope ‘class ArrowChunkedArrayTest’

tests/cpp_tests/test_arrow.cpp

@@ -148,16 +148,18 @@ class ArrowChunkedArrayTest : public testing::Test {
     arr.private_data = nullptr;
     return arr;
   }
+};
 
-  /* ------------------------------------- SCHEMA CREATION ------------------------------------- */
 
-  template <typename T>
-  ArrowSchema create_primitive_schema() {
+/* ------------------------------------- SCHEMA CREATION ------------------------------------- */
+
+template <typename T>
+ArrowSchema create_primitive_schema() {
   std::logic_error("not implemented");
-  }
+}
 
-  template <>
-  ArrowSchema create_primitive_schema<float>() {
+template <>
+ArrowSchema create_primitive_schema<float>() {
   ArrowSchema schema;
   schema.format = "f";
   schema.name = nullptr;
@@ -169,10 +171,10 @@ class ArrowChunkedArrayTest : public testing::Test {
   schema.release = nullptr;
   schema.private_data = nullptr;
   return schema;
-  }
+}
 
-  template <>
-  ArrowSchema create_primitive_schema<bool>() {
+template <>
+ArrowSchema create_primitive_schema<bool>() {
   ArrowSchema schema;
   schema.format = "b";
   schema.name = nullptr;
@@ -184,9 +186,9 @@ class ArrowChunkedArrayTest : public testing::Test {
   schema.release = nullptr;
   schema.private_data = nullptr;
   return schema;
-  }
+}
 
-  ArrowSchema create_nested_schema(const std::vector<ArrowSchema*>& arrays) {
+ArrowSchema create_nested_schema(const std::vector<ArrowSchema*>& arrays) {
   auto children = static_cast<ArrowSchema**>(malloc(sizeof(ArrowSchema*) * arrays.size()));
   for (size_t i = 0; i < arrays.size(); ++i) {
     auto child = static_cast<ArrowSchema*>(malloc(sizeof(ArrowSchema)));
@@ -205,8 +207,7 @@ class ArrowChunkedArrayTest : public testing::Test {
   schema.release = &release_schema;
   schema.private_data = nullptr;
   return schema;
-  }
-};
+}
 
 /* --------------------------------------------------------------------------------------------- */
 /*                                             TESTS                                             */