package agent

import "testing"

func TestParseDecisionPlainJSON(t *testing.T) {
	raw := `{"thought":"t","action":"none","action_input":"","final":"ok"}`
	got, err := parseDecision(raw)
	if err != nil {
		t.Fatalf("parseDecision error: %v", err)
	}
	if got.Action != "none" || got.Final != "ok" {
		t.Fatalf("unexpected decision: %+v", got)
	}
}

func TestParseDecisionCodeFence(t *testing.T) {
	raw := "```json\n{\"thought\":\"t\",\"action\":\"shell\",\"action_input\":\"ls\",\"final\":\"\"}\n```"
	got, err := parseDecision(raw)
	if err != nil {
		t.Fatalf("parseDecision error: %v", err)
	}
	if got.Action != "shell" || got.ActionInput != "ls" {
		t.Fatalf("unexpected decision: %+v", got)
	}
}

func TestParseDecisionInvalid(t *testing.T) {
	_, err := parseDecision("not json")
	if err == nil {
		t.Fatal("expected parse error")
	}
}