package winlimit

import (
	"runtime"
	"strings"
	"testing"
)

func TestNonWindowsPassThrough(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("Skipping non-Windows test on Windows")
	}

	fixedArgs := []string{"--print", "--model", "gpt-4"}
	prompt := "Hello world"
	result := FitPromptToWinCmdline("agent", fixedArgs, prompt, 30000, "/tmp")

	if !result.OK {
		t.Fatalf("expected OK=true on non-Windows, got error: %s", result.Error)
	}
	if result.Truncated {
		t.Error("expected no truncation on non-Windows")
	}
	if result.OriginalLength != len(prompt) {
		t.Errorf("expected original length %d, got %d", len(prompt), result.OriginalLength)
	}
	// Last arg should be the prompt
	if len(result.Args) == 0 || result.Args[len(result.Args)-1] != prompt {
		t.Errorf("expected last arg to be prompt, got %v", result.Args)
	}
}

func TestOmissionPrefix(t *testing.T) {
	if !strings.Contains(WinPromptOmissionPrefix, "Earlier messages omitted") {
		t.Errorf("omission prefix should mention earlier messages, got: %q", WinPromptOmissionPrefix)
	}
}