Function TestNewestAssistantEmpty

internal/tui/tui_test.go:3202–3234

TestNewestAssistantEmpty pins the anomaly detector behind the empty-reply nudge: only a newest assistant message with neither text nor a structured tool call counts as empty. A summary or a tool call is a normal turn.

(t *testing.T)

// TestStaleProbeDoesNotPrintActivationBannerForNonActiveProfile: a probe for a
// profile the user has /models'd away from must not print "✓ active: <profile>":
// the banner would be a lie. Pairs with the connection-state guard in
// TestStaleProbeForOldProfileDoesNotOverwriteConnectedFlag.
func TestStaleProbeDoesNotPrintActivationBannerForNonActiveProfile(t *testing.T) {
	m := newTestModel(t, func(http.ResponseWriter, *http.Request) {})
	m.cfg.Active = "local"

	out, _ := m.handleProbe(probeMsg{profile: "hamrpass", contextWindow: 262144})
	final := out.(Model)
	if got := stripANSI(final.scroll.String()); strings.Contains(got, "✓ active: hamrpass") {
		t.Fatalf("stale probe must not print activation banner for non-active profile:\n%s", got)
	}

	// Sanity: probe for the live profile with the live client DOES print the banner.
	m2 := newTestModel(t, func(http.ResponseWriter, *http.Request) {})
	m2.cfg.Active = "local"
	out2, _ := m2.handleProbe(probeMsg{profile: "local", cli: m2.cli, contextWindow: 256000})
	final2 := out2.(Model)
	if got := stripANSI(final2.scroll.String()); !strings.Contains(got, "✓ active: local") {
		t.Fatalf("active-profile probe must print activation banner:\n%s", got)
	}
}

// TestNewestAssistantEmpty pins the anomaly detector behind the empty-reply
// nudge: only a newest assistant message with neither text nor a structured
// tool call counts as empty. A summary or a tool call is a normal turn.
func TestNewestAssistantEmpty(t *testing.T) {
	cases := []struct {
		name string
		hist []chmctx.Message
		want bool
	}{
		{"empty assistant", []chmctx.Message{
			{Role: chmctx.RoleUser, Content: "go"},
			{Role: chmctx.RoleAssistant, Content: ""},
		}, true},
		{"whitespace-only assistant", []chmctx.Message{