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Merge pull request #35 from limbonaut/complain-if-variable-missing 

Blackboard: Complain when variable is missing
This commit is contained in:
Serhii Snitsaruk 2024-02-13 18:26:15 +01:00 committed by GitHub
parent 5621b433c9 0081731654
commit 69bcc763f7
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GPG Key ID: B5690EEEBB952194
6 changed files with 15 additions and 7 deletions
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7
blackboard/blackboard.cpp
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@ -32,12 +32,15 @@ Ref<Blackboard> Blackboard::top() const {
return bb;
}
Variant Blackboard::get_var(const String &p_name, const Variant &p_default) const {
Variant Blackboard::get_var(const String &p_name, const Variant &p_default, bool p_complain) const {
if (data.has(p_name)) {
return data.get(p_name).get_value();
} else if (parent.is_valid()) {
return parent->get_var(p_name, p_default);
} else {
if (p_complain) {
ERR_PRINT(vformat("Blackboard: Variable \"%s\" not found.", p_name));
}
return p_default;
}
}
@ -90,7 +93,7 @@ void Blackboard::prefetch_nodepath_vars(Node *p_node) {
}
void Blackboard::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_var", "p_name", "p_default"), &Blackboard::get_var, Variant());
ClassDB::bind_method(D_METHOD("get_var", "p_name", "p_default", "p_complain"), &Blackboard::get_var, Variant(), true);
ClassDB::bind_method(D_METHOD("set_var", "p_name", "p_value"), &Blackboard::set_var);
ClassDB::bind_method(D_METHOD("has_var", "p_name"), &Blackboard::has_var);
ClassDB::bind_method(D_METHOD("set_parent_scope", "p_blackboard"), &Blackboard::set_parent);

2
blackboard/blackboard.h
View File

@ -46,7 +46,7 @@ public:
Ref<Blackboard> top() const;
Variant get_var(const String &p_name, const Variant &p_default) const;
Variant get_var(const String &p_name, const Variant &p_default, bool p_complain = true) const;
void set_var(const String &p_name, const Variant &p_value);
bool has_var(const String &p_name) const;
void erase_var(const String &p_name);

3
doc_classes/Blackboard.xml
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@ -37,8 +37,9 @@
<return type="Variant" />
<param index="0" name="p_name" type="String" />
<param index="1" name="p_default" type="Variant" default="null" />
<param index="2" name="p_complain" type="bool" default="true" />
<description>
Returns variable value.
Returns variable value or [param p_default] if variable doesn't exist. If [param p_complain] is [code]true[/code], an error will be printed if variable doesn't exist.
</description>
</method>
<method name="has_var" qualifiers="const">

2
tests/test_bb_param.h
View File

@ -100,7 +100,9 @@ TEST_CASE("[Modules][LimboAI] BBNode") {
CHECK(param->get_value(dummy, bb) == Variant(other));
}
SUBCASE("When variable doesn't exist") {
ERR_PRINT_OFF;
CHECK(param->get_value(dummy, bb, Variant()).is_null());
ERR_PRINT_ON;
}
SUBCASE("When variable has wrong type") {
bb->set_var("test_var", 123);

4
tests/test_check_trigger.h
View File

@ -35,8 +35,10 @@ TEST_CASE("[Modules][LimboAI] BTCheckTrigger") {
ct->set_variable("trigger");
SUBCASE("When variable is not set") {
SUBCASE("When variable is not found") {
ERR_PRINT_OFF;
CHECK(ct->execute(0.01666) == BTTask::FAILURE);
ERR_PRINT_ON;
}
SUBCASE("When variable set to false") {
bb->set_var("trigger", false);

4
tests/test_new_scope.h
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@ -73,14 +73,14 @@ TEST_CASE("[Modules][LimboAI] BTNewScope") {
ns->get_blackboard()->set_var("berry", "raspberry");
CHECK(ns->get_blackboard()->get_var("berry", "wetgoop") == "raspberry");
CHECK(child->get_blackboard()->get_var("berry", "wetgoop") == "raspberry");
CHECK(parent->get_blackboard()->get_var("berry", "wetgoop") == "wetgoop");
CHECK(parent->get_blackboard()->get_var("berry", "wetgoop", false) == "wetgoop");
CHECK_FALSE(parent->get_blackboard()->has_var("berry"));
// * Check if setting a variable doesn't propagate it up the scope (now with the child task)
child->get_blackboard()->set_var("seed", "sunflower");
CHECK(child->get_blackboard()->get_var("seed", "wetgoop") == "sunflower");
CHECK(ns->get_blackboard()->get_var("seed", "wetgoop") == "sunflower");
CHECK(parent->get_blackboard()->get_var("seed", "wetgoop") == "wetgoop");
CHECK(parent->get_blackboard()->get_var("seed", "wetgoop", false) == "wetgoop");
CHECK_FALSE(parent->get_blackboard()->has_var("seed"));
// * Check return status