Run mrbgem and core tests on minimum dependencies.

Solves #2355.

In test drivers:
* Uses `mrb_t_pass_result` to check and pass test result to main `mrb_state`.
* Adds `mrb_init_test_driver` to init test `mrb_state`.

1 files changed, 12 insertions, 1 deletions

diff --git a/test/init_mrbtest.c b/test/init_mrbtest.c
index 3ce42f661..3a61a6f39 100644
--- a/test/init_mrbtest.c
+++ b/test/init_mrbtest.c
@@ -6,15 +6,26 @@ extern const uint8_t mrbtest_assert_irep[];
 extern const uint8_t mrbtest_irep[];
 
 void mrbgemtest_init(mrb_state* mrb);
+void mrb_init_test_driver(mrb_state* mrb);
+void mrb_t_pass_result(mrb_state *mrb_dst, mrb_state *mrb_src);
 
 void
 mrb_init_mrbtest(mrb_state *mrb)
 {
+  mrb_state *core_test;
+
   mrb_load_irep(mrb, mrbtest_assert_irep);
-  mrb_load_irep(mrb, mrbtest_irep);
+
+  core_test = mrb_open_core(mrb_default_allocf, NULL);
+  mrb_init_test_driver(core_test);
+  mrb_load_irep(core_test, mrbtest_assert_irep);
+  mrb_load_irep(core_test, mrbtest_irep);
+  mrb_t_pass_result(mrb, core_test);
+
 #ifndef DISABLE_GEMS
   mrbgemtest_init(mrb);
 #endif
+
   if (mrb->exc) {
     mrb_print_error(mrb);
     exit(EXIT_FAILURE);