implement scene loading

1 files changed, 57 insertions, 0 deletions

diff --git a/src/import/import_scene.test.c b/src/import/import_scene.test.c
index 72718eb..3530f0b 100644
--- a/src/import/import_scene.test.c
+++ b/src/import/import_scene.test.c
@@ -5,9 +5,66 @@
 #include "import.test.h"
 
 
+void mock_push_mesh(lua_State *L, struct aiMesh *mesh)
+{
+	lua_pushlightuserdata(L, mesh);
+}
+
+void mock_push_node(lua_State *L, struct aiNode *node)
+{
+	lua_pushlightuserdata(L, node);
+}
+
+#define TEST_IMPORT_SCENE
+
+#define push_mesh mock_push_mesh
+#define push_node mock_push_node
 #include "import.c"
+#undef push_mesh
+#undef push_node
 
 
 void test_push_scene()
 {
+	lua_State *L = luaL_newstate();
+
+	struct aiScene scene;
+	const int num_meshes = 8;
+	struct aiMesh m[num_meshes];
+	struct aiMesh *meshes[num_meshes];
+	for (int i=0; i<num_meshes; i++) {
+		meshes[i] = m + i;
+	}
+	
+	scene.mMeshes = meshes;
+	scene.mNumMeshes = num_meshes;
+
+	struct aiNode root;
+	scene.mRootNode = &root;
+
+	/* push */
+	int top = lua_gettop(L);
+	push_scene(L, &scene);
+
+	lily_assert_int_equal(lua_gettop(L) - top, 1);
+	lily_assert_int_equal(lua_type(L, -1), LUA_TTABLE);
+	int scenetbl = lua_gettop(L);
+
+	lua_getfield(L, scenetbl, "meshes");
+	lily_assert_int_equal(lua_objlen(L, -1), num_meshes);
+	int meshtbl = lua_gettop(L);
+
+	for (int i=0; i<num_meshes; i++) {
+		lua_rawgeti(L, meshtbl, i+1);
+		lily_assert_ptr_equal(lua_touserdata(L, -1), m+i);
+		lua_pop(L, 1);
+	}
+	lua_pop(L, 1);
+
+	lua_getfield(L, scenetbl, "rootNode");
+	lily_assert_int_equal(lua_type(L, -1), LUA_TLIGHTUSERDATA);
+	lily_assert_ptr_equal(lua_touserdata(L, -1), &root);
+	lua_pop(L, 2);
+
+	lua_close(L);
 }