Evaluate coherent local queries over explicit replica scopes

test/execution-world.test.ts

@@ -173,6 +173,15 @@ test("local queries cannot silently expand the replica relationship traversal",
   assert.throws(() => compileExecutionPlan(workspace), /REPLICA_TRAVERSAL_MISSING/);
 });
 
+test("local relationships require complete source candidates even when a filter initially matches", async () => {
+  for (const selection of ["highlights(first: 10)", 'highlights(all: 1000, where: {color: {eq: "yellow"}})']) {
+    const workspace = await loadReaderWorkspace((name, text) =>
+      name === "queries/replica-inputs.graphql" ? text.replace("highlights(all: 1000)", selection) : text,
+    );
+    assert.throws(() => compileExecutionPlan(workspace), /REPLICA_RELATION_INCOMPLETE/);
+  }
+});
+
 test("closed generic applications retain distinct identities and codec shapes", async () => {
   const { compileCapabilityResourceSource, compileCapabilitySource } =
     await import("../src/capability-language/index.js");