Function TestEmptyReplyNudgeRePromptsThenRecovers

internal/tui/tui_test.go:3241–3282

TestEmptyReplyNudgeRePromptsThenRecovers: a turn whose first round comes back with no content and no tool call (the dominant silent-death: a thinking model's tool call swallowed into the reasoning channel) must be re-prompted once, not ended silently. Here the second round produces a real summary, s

(t *testing.T)

}

// 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{
			{Role: chmctx.RoleAssistant, Content: "  \n\t"},
		}, true},
		{"assistant with summary", []chmctx.Message{
			{Role: chmctx.RoleAssistant, Content: "done"},
		}, false},
		{"assistant with tool call", []chmctx.Message{
			{Role: chmctx.RoleAssistant, ToolCalls: []chmctx.ToolCall{{Name: "bash"}}},
		}, false},
		{"newest is tool result, prior assistant empty", []chmctx.Message{
			{Role: chmctx.RoleAssistant, Content: ""},
			{Role: chmctx.RoleTool, Content: "out"},
		}, true},
		{"no assistant at all", []chmctx.Message{
			{Role: chmctx.RoleUser, Content: "go"},
		}, false},
	}
	for _, tc := range cases {
		if got := newestAssistantEmpty(tc.hist); got != tc.want {
			t.Errorf("%s: newestAssistantEmpty = %v, want %v", tc.name, got, tc.want)
		}
	}
}

// TestEmptyReplyNudgeRePromptsThenRecovers: a turn whose first round comes back
// with no content and no tool call (the dominant silent-death: a thinking
// model's tool call swallowed into the reasoning channel) must be re-prompted
// once, not ended silently. Here the second round produces a real summary, so
// the run self-heals.
func TestEmptyReplyNudgeRePromptsThenRecovers(t *testing.T) {
	var round int
	handler := func(w http.ResponseWriter, _ *http.Request) {