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#include "catch.hpp"
#include "test_helpers.hpp"
#include "duckdb/main/config.hpp"
#include "duckdb/storage/storage_extension.hpp"
#include "duckdb/transaction/duck_transaction_manager.hpp"
#include "duckdb/catalog/duck_catalog.hpp"
using namespace duckdb;
// Test to see if extensions can be loaded with their normal name and aliases.
struct DummyStorageExtension : StorageExtension {
DummyStorageExtension() {
attach = [](optional_ptr<StorageExtensionInfo>, ClientContext &, AttachedDatabase &db, const string &,
AttachInfo &info, AttachOptions &) -> unique_ptr<Catalog> {
return make_uniq_base<Catalog, DuckCatalog>(db);
};
create_transaction_manager = [](optional_ptr<StorageExtensionInfo>, AttachedDatabase &db,
Catalog &) -> unique_ptr<TransactionManager> {
return make_uniq<DuckTransactionManager>(db);
};
}
};
TEST_CASE("Test storage extension lookup full-name", "[api]") {
DBConfig config;
// Register a storage extension under its CANONICAL name "sqlite_scanner"
// This mimics how the real sqlite_scanner extension registers itself
// There is a hard-coded alias "sqlite" for "sqlite_scanner"
StorageExtension::Register(config, "sqlite_scanner", make_shared_ptr<DummyStorageExtension>());
DuckDB db(nullptr, &config);
Connection con(db);
// this works since it is the full name
auto query = string("ATTACH ':memory:' AS db1 (TYPE SQLITE_SCANNER)");
auto result = con.Query(query);
if (result->HasError()) {
FAIL("Query failed even though sqlite_scanner is registered."
"Query: " +
query + "\n" + "Error: " + result->GetError());
}
}
TEST_CASE("Test storage extension lookup alias", "[api]") {
DBConfig config;
// Register a storage extension under its CANONICAL name "sqlite_scanner"
// This mimics how the real sqlite_scanner extension registers itself
// there is a hard-coded alias "sqlite" for "sqlite_scanner"
StorageExtension::Register(config, "sqlite_scanner", make_shared_ptr<DummyStorageExtension>());
DuckDB db(nullptr, &config);
Connection con(db);
// Without ApplyExtensionAlias in database_manager.cpp,
// this fails with an error about not finding the extension
auto query = string("ATTACH ':memory:' AS db1 (TYPE SQLITE)");
auto result = con.Query(query);
if (result->HasError()) {
FAIL("Query failed even though sqlite_scanner is registered.\n"
"Query: " +
query + "\n" + "Error: " + result->GetError());
}
}
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