tests: add capability retrival tests

tests/test_virgl_init.c

@@ -32,6 +32,7 @@
 #include <virglrenderer.h>
 
 #include "testvirgl.h"
+#include "virgl_hw.h"
 struct myinfo_struct {
   uint32_t test;
 };
@@ -178,6 +179,46 @@ START_TEST(virgl_init_egl_create_ctx_reset)
 }
 END_TEST
 
+START_TEST(virgl_init_get_caps_set0)
+{
+  int ret;
+  uint32_t max_ver, max_size;
+
+  test_cbs.version = 1;
+  ret = virgl_renderer_init(&mystruct, VIRGL_RENDERER_USE_EGL, &test_cbs);
+  ck_assert_int_eq(ret, 0);
+
+  virgl_renderer_get_cap_set(0, &max_ver, &max_size);
+  ck_assert_int_eq(max_ver, 0);
+  ck_assert_int_eq(max_size, 0);
+
+  virgl_renderer_cleanup(&mystruct);
+}
+END_TEST
+
+START_TEST(virgl_init_get_caps_set1)
+{
+  int ret;
+  uint32_t max_ver, max_size;
+  void *caps;
+  test_cbs.version = 1;
+  ret = virgl_renderer_init(&mystruct, VIRGL_RENDERER_USE_EGL, &test_cbs);
+  ck_assert_int_eq(ret, 0);
+
+  virgl_renderer_get_cap_set(1, &max_ver, &max_size);
+  ck_assert_int_eq(max_ver, 1);
+  ck_assert_int_ne(max_size, 0);
+  ck_assert_int_eq(max_size, sizeof(struct virgl_caps_v1));
+
+  caps = malloc(max_size);
+
+  virgl_renderer_fill_caps(0, 0, caps);
+
+  free(caps);
+  virgl_renderer_cleanup(&mystruct);
+}
+END_TEST
+
 Suite *virgl_init_suite(void)
 {
   Suite *s;
@@ -195,6 +236,8 @@ Suite *virgl_init_suite(void)
   tcase_add_test(tc_core, virgl_init_egl_create_ctx_create_bind_res);
   tcase_add_test(tc_core, virgl_init_egl_create_ctx_create_bind_res_leak);
   tcase_add_test(tc_core, virgl_init_egl_create_ctx_reset);
+  tcase_add_test(tc_core, virgl_init_get_caps_set0);
+  tcase_add_test(tc_core, virgl_init_get_caps_set1);
   suite_add_tcase(s, tc_core);
   return s;