B5g3-5: the tool runner receives a chunked seat answer and hands the bundle the whole

Builds: design 47 G §681, §712, A-237, A-249, A-139

Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h

node-tools/internal/runtime/chunked_test.go

@@ -0,0 +1,29 @@
+package runtime
+
+import (
+	"testing"
+
+	"git.novox.be/novox/mesh-sdk/go/seatdef"
+)
+
+// Design 47 G A-249: a bundle's seat call is received by the runner in chunks only for a verb whose definition says `chunks`,
+// of no one machine.
+func TestOnlyAChunkedSeatVerbIsAskedInChunks(t *testing.T) {
+	c := &consumers{definitions: func() map[string]seatdef.Definition {
+		return map[string]seatdef.Definition{"mesh-catalog": {Verbs: []seatdef.Verb{{Name: "input", Chunks: true}, {Name: "entry"}}}}
+	}}
+	for key, want := range map[string]bool{
+		"seat:mesh-catalog.input":       true,
+		"seat:mesh-catalog.entry":       false,
+		"seat:mesh-catalog.input@ace":   false,
+		"seat:mesh-unread.input":        false,
+		"mesh-delivery-indexer.indexer": false,
+	} {
+		if got := c.chunked(key); got != want {
+			t.Errorf("chunked(%s) = %v, want %v", key, got, want)
+		}
+	}
+	if (&consumers{}).chunked("seat:mesh-catalog.input") {
+		t.Error("a runner that holds no seat definitions asks no chunks")
+	}
+}