test: fail when approved plan step stops without dispatch receipt

scripts/test_approved_plan_continuity_gate.mjs

@@ -84,6 +84,48 @@ const tests = [
       }
     },
   },
+  {
+    name: 'continuity: fails when task is complete, next action is known, no dispatch receipt exists, and closure is not in an allowed terminal state',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-missing-dispatch',
+          currentTask: 'task-6',
+          taskState: 'complete',
+          nextDerivedAction: {
+            type: 'message_subagent',
+            task: 'continue with task-7',
+          },
+          replyClosureState: 'completed',
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}\n${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output\nstdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== false) {
+          throw new Error(`expected continuity failure ok=false, got ${JSON.stringify(result.json)}`);
+        }
+
+        if (result.json.verdict !== 'continuity_failure') {
+          throw new Error(`expected verdict=continuity_failure, got ${JSON.stringify(result.json.verdict)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
 ];
 
 const results = [];