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added has_one eager functionality and tests

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sascha
2026-05-18 12:28:21 +02:00
parent 8c8423bf64
commit caacdfa34a
4 changed files with 179 additions and 42 deletions
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test/orm/query/SessionQueryBuilderTest.cpp
+24 -1
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@@ -24,6 +24,7 @@
#include "../../models/order.hpp"
#include "../../models/student.hpp"
#include "../../models/user.hpp"
#include "../../models/country.hpp"
#include "../../models/model_metas.hpp"
using namespace matador::object;
@@ -386,7 +387,7 @@ TEST_CASE("Test eager relationship", "[query][entity][builder]") {
// std::cout << ctx << std::endl;
}
TEST_CASE("Test has one relationship", "[query][entity][builder][has_one]") {
TEST_CASE("Test has one lazy relationship", "[query][entity][builder][has_one][lazy]") {
using namespace matador::test;
backend_provider::instance().register_backend("noop", std::make_unique<orm::test_backend_service>());
connection db("noop://noop.db");
@@ -401,5 +402,27 @@ TEST_CASE("Test has one relationship", "[query][entity][builder][has_one]") {
auto q = eqb.build<user>();
REQUIRE(q.is_ok());
const auto sql = q->str(db);
const std::string expected_sql = R"(SELECT "t01"."id", "t01"."name", "t01"."password" FROM "users" "t01" ORDER BY "t01"."id" ASC)";
REQUIRE(expected_sql == sql);
}
TEST_CASE("Test has one eager relationship", "[query][entity][builder][has_one][eager]") {
using namespace matador::test;
backend_provider::instance().register_backend("noop", std::make_unique<orm::test_backend_service>());
connection db("noop://noop.db");
schema scm;
auto result = scm.attach<country>("countries")
.and_then( [&scm] { return scm.attach<capital>("capitals"); } );
REQUIRE(result);
select_query_builder eqb(scm);
auto q = eqb.build<country>();
REQUIRE(q.is_ok());
const auto sql = q->str(db);
const std::string expected_sql = R"(SELECT "t01"."id", "t01"."name", "t02"."id", "t02"."name", "t02"."country_id" FROM "countries" "t01" LEFT JOIN "capitals" "t02" ON "t01"."id" = "t02"."country_id" ORDER BY "t01"."id" ASC)";
REQUIRE(expected_sql == sql);
}