Build independent base gameplay and source-bound native verification

tests/test_radio_feedback_policy.py

@@ -0,0 +1,36 @@
+"""Execute the production presentation-state policy; no network claim."""
+from policy_harness import ROOT, body, run
+source=ROOT/'addons/core/Scripts/Game/ERR/ERR_RadioFeedback.c'
+function=body(source,'static ERR_RadioFeedback Next(').replace('ERR_RadioFeedback.', 'ERR_RadioFeedback::')
+run('''#include <cassert>
+enum class ERR_RadioFeedback {INACTIVE, WAITING, TRANSMITTING, INTERRUPTED};
+'''+function+'''
+int main() {
+    using S=ERR_RadioFeedback;
+    const S emptyExpected[]={S::WAITING,S::WAITING,S::INTERRUPTED,S::INTERRUPTED};
+    for (int previous=0;previous<4;++previous) {
+        S state=static_cast<S>(previous);
+        // Terminal/new-round state always clears; stale occupancy cannot resurrect it.
+        assert(Next(state,false,false)==S::INACTIVE);
+        assert(Next(state,false,true)==S::INACTIVE);
+        assert(Next(state,true,true)==S::TRANSMITTING);
+        assert(Next(state,true,false)==emptyExpected[previous]);
+    }
+    S state=Next(S::INACTIVE,true,false);
+    assert(state==S::WAITING);
+    for (int sample=0;sample<100;++sample) state=Next(state,true,false);
+    assert(state==S::WAITING); // initial wait is not an interruption
+    state=Next(state,true,true);
+    assert(state==S::TRANSMITTING);
+    state=Next(state,true,false);
+    assert(state==S::INTERRUPTED);
+    for (int sample=0;sample<100;++sample) state=Next(state,true,false);
+    assert(state==S::INTERRUPTED); // do not alternate guide messages while empty
+    state=Next(state,true,true);
+    assert(state==S::TRANSMITTING);
+    state=Next(state,false,true);
+    assert(state==S::INACTIVE);
+    assert(Next(state,true,false)==S::WAITING); // fresh round has no stale interruption
+}
+''')
+print('PASS: actual radio feedback policy, initial wait, interruption persistence, resumption and terminal/new-round reset')