Fix REST CI segfault.

Author: shaunrd0

test/src/unit-rest-array-schema-load.cc

@@ -58,19 +58,14 @@ TEST_CASE_METHOD(
     "[rest][array-schema][simple-load]") {
   create_array();
 
-  auto config = ctx_.config();
-  config.set("rest.load_enumerations_on_array_open", "false");
-  vfs_test_setup_.update_config(config.ptr().get());
-  ctx_ = vfs_test_setup_.ctx();
-
   ArraySchema schema = Array::load_schema(ctx_, uri_);
   auto matcher = Catch::Matchers::ContainsSubstring(
       "Enumeration 'my_enum' is not loaded.");
   REQUIRE_THROWS_WITH(
       ArraySchemaExperimental::get_enumeration(ctx_, schema, "my_enum"),
       matcher);
 
-  // Schema was constructed prior to creating the array, the array URI is empty.
+  // schema_ was constructed prior to creating the array, so array URI is empty.
   // Set the schema's array_uri without opening the array.
   schema_.ptr()->array_schema_->set_array_uri(sm::URI(uri_));
   test::schema_equiv(
@@ -88,6 +83,9 @@ TEST_CASE_METHOD(
   REQUIRE_NOTHROW(
       ArraySchemaExperimental::get_enumeration(ctx_, schema, "my_enum"));
 
+  // schema_ was constructed prior to creating the array, so array URI is empty.
+  // Set the schema's array_uri without opening the array.
+  schema_.ptr()->array_schema_->set_array_uri(sm::URI(uri_));
   test::schema_equiv(
       *schema.ptr()->array_schema_, *schema_.ptr()->array_schema_);
 }

tiledb/sm/array_schema/array_schema_operations.cc

@@ -130,16 +130,16 @@ void store_array_schema(
 }
 
 shared_ptr<ArraySchema> load_array_schema(
-    const Context& ctx, const URI& uri, const Config* config) {
+    const Context& ctx, const URI& uri, const Config& config) {
   // Check array name
   if (uri.is_invalid()) {
     throw std::runtime_error("Failed to load array schema; Invalid array URI");
   }
 
   if (uri.is_tiledb()) {
     auto& rest_client = ctx.rest_client();
-    auto array_schema_response = rest_client.post_array_schema_from_rest(
-        config ? *config : ctx.resources().config(), uri, 0, UINT64_MAX);
+    auto array_schema_response =
+        rest_client.post_array_schema_from_rest(config, uri, 0, UINT64_MAX);
     return std::move(std::get<0>(array_schema_response));
   } else {
     // Create key
@@ -161,9 +161,10 @@ shared_ptr<ArraySchema> load_array_schema(
     auto&& array_schema_latest =
         array_dir->load_array_schema_latest(key, tracker);
 
-    bool incl_enums = config->get<bool>(
+    // Load enumerations if config option is set.
+    bool incl_enums = config.get<bool>(
         "rest.load_enumerations_on_array_open", Config::must_find);
-    if (config && incl_enums) {
+    if (incl_enums) {
       std::vector<std::string> enmr_paths_to_load;
       auto enmr_names = array_schema_latest->get_enumeration_names();
       for (auto& name : enmr_names) {

tiledb/sm/array_schema/array_schema_operations.h

@@ -77,7 +77,7 @@ void store_array_schema(
  * @param config TileDB Config. If null, the context config will be used.
  */
 shared_ptr<ArraySchema> load_array_schema(
-    const Context& ctx, const URI& uri, const Config* config = nullptr);
+    const Context& ctx, const URI& uri, const Config& config);
 
 }  // namespace tiledb::sm
 

tiledb/sm/c_api/tiledb.cc

@@ -490,8 +490,9 @@ int32_t tiledb_array_schema_load(
     throw CAPIStatusException("Failed to allocate TileDB array schema object");
   }
 
+  // Use a default constructed config to load the schema with default options.
   (*array_schema)->array_schema_ =
-      load_array_schema(ctx->context(), sm::URI(array_uri));
+      load_array_schema(ctx->context(), sm::URI(array_uri), sm::Config());
 
   return TILEDB_OK;
 }
@@ -511,10 +512,11 @@ int32_t tiledb_array_schema_load_with_options(
     throw CAPIStatusException("Failed to allocate TileDB array schema object");
   }
 
-  // Check array name
-  tiledb::sm::URI uri(array_uri);
+  // Use passed config or context config to load the schema with set options.
   (*array_schema)->array_schema_ = load_array_schema(
-      ctx->context(), uri, config ? &config->config() : nullptr);
+      ctx->context(),
+      sm::URI(array_uri),
+      config ? config->config() : ctx->config());
 
   return TILEDB_OK;
 }