Add tests for BBParam

tests/test_bb_param.h

@@ -0,0 +1,71 @@
+/**
+ * test_bb_param.h
+ * =============================================================================
+ * Copyright 2021-2023 Serhii Snitsaruk
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ * =============================================================================
+ */
+
+#ifndef TEST_BB_PARAM_H
+#define TEST_BB_PARAM_H
+
+#include "core/string/node_path.h"
+#include "limbo_test.h"
+
+#include "modules/limboai/blackboard/bb_param/bb_node.h"
+#include "modules/limboai/blackboard/bb_param/bb_param.h"
+#include "modules/limboai/blackboard/blackboard.h"
+#include "modules/limboai/bt/tasks/bt_task.h"
+#include "tests/test_macros.h"
+
+namespace TestBBParam {
+
+TEST_CASE("[Modules][LimboAI] BBParam") {
+	Ref<BBParam> param = memnew(BBParam);
+	Node *dummy = memnew(Node);
+	Ref<Blackboard> bb = memnew(Blackboard);
+
+	SUBCASE("Test with a value and common data types") {
+		param->set_value_source(BBParam::SAVED_VALUE);
+
+		param->set_saved_value(123);
+		CHECK(param->get_value(dummy, bb) == Variant(123));
+
+		param->set_saved_value("test");
+		CHECK(param->get_value(dummy, bb) == Variant("test"));
+
+		param->set_saved_value(3.14);
+		CHECK(param->get_value(dummy, bb) == Variant(3.14));
+	}
+	SUBCASE("Test with a BB variable") {
+		param->set_value_source(BBParam::BLACKBOARD_VAR);
+		param->set_variable("test_var");
+
+		SUBCASE("With integer") {
+			bb->set_var("test_var", 123);
+			CHECK(param->get_value(dummy, bb) == Variant(123));
+		}
+		SUBCASE("With String") {
+			bb->set_var("test_var", "test");
+			CHECK(param->get_value(dummy, bb) == Variant("test"));
+		}
+		SUBCASE("With float") {
+			bb->set_var("test_var", 3.14);
+			CHECK(param->get_value(dummy, bb) == Variant(3.14));
+		}
+		SUBCASE("When variable doesn't exist") {
+			ERR_PRINT_OFF;
+			CHECK(param->get_value(dummy, bb, "default_value") == Variant("default_value"));
+			ERR_PRINT_ON;
+		}
+	}
+
+	memdelete(dummy);
+}
+
+} //namespace TestBBParam
+
+#endif // TEST_BB_PARAM_H