package sipcall

import (
	"context"
	"os"
	"path/filepath"
	"strings"
	"testing"
)

func TestNativeRunnerRejectsMissingAsteriskWithoutDialing(t *testing.T) {
	c := fixtureConfig(t)
	c.ConfigDir = t.TempDir()
	c.Binary = filepath.Join(t.TempDir(), "missing-asterisk")
	r, err := Run(context.Background(), c, "18601010101", false)
	if err == nil || r == nil || r.Status != "not_dialed" || r.CallID != "" || r.AnsweredAt != nil {
		t.Fatalf("invalid native host must never attempt a call: %+v %v", r, err)
	}
	if _, err = os.Stat(filepath.Join(r.Directory, "result.json")); err != nil {
		t.Fatal("native preflight failure needs detail")
	}
	if r, err = Run(context.Background(), c, "+123", false); err == nil || r != nil {
		t.Fatal("invalid input must fail before even opening host state")
	}
}

func TestNativeExclusiveLockAndIdleCheck(t *testing.T) {
	c := fixtureConfig(t)
	c.ConfigDir = t.TempDir()
	c.Binary = filepath.Join(t.TempDir(), "asterisk")
	if err := os.WriteFile(c.Binary, []byte("#!/bin/sh\necho '1 active channel'\n"), 0700); err != nil {
		t.Fatal(err)
	}
	first := &nativeHost{config: c}
	second := &nativeHost{config: c}
	if err := first.CheckIdle(context.Background()); err == nil || !strings.Contains(err.Error(), "active channels") {
		t.Fatalf("active call not rejected: %v", err)
	}
	if err := second.CheckIdle(context.Background()); err == nil || !strings.Contains(err.Error(), "owns") {
		t.Fatalf("simultaneous owner not rejected: %v", err)
	}
	if err := first.Close(); err != nil {
		t.Fatal(err)
	}
	if err := second.Close(); err != nil {
		t.Fatal(err)
	}
	third := &nativeHost{config: c}
	if err := third.CheckIdle(context.Background()); err == nil || strings.Contains(err.Error(), "owns") {
		t.Fatalf("lock was not released: %v", err)
	}
	if err := third.Close(); err != nil {
		t.Fatal(err)
	}
}

func TestNativeCLILeavesPrivateDiagnosticsAndDoesNotHideFailure(t *testing.T) {
	c := fixtureConfig(t)
	c.ConfigDir = t.TempDir()
	c.Binary = filepath.Join(t.TempDir(), "asterisk")
	if err := os.WriteFile(c.Binary, []byte("#!/bin/sh\necho 'diagnostic command failure' >&2\nexit 3\n"), 0700); err != nil {
		t.Fatal(err)
	}
	if _, err := asteriskCLI(context.Background(), c, "pjsip reload"); err == nil || !strings.Contains(err.Error(), "exit status 3") {
		t.Fatalf("command failure hidden: %v", err)
	}
	path := filepath.Join(c.resultDir, "asterisk-cli.log")
	data, err := os.ReadFile(path)
	if err != nil || !strings.Contains(string(data), "diagnostic command failure") {
		t.Fatalf("missing private root-cause output: %v", err)
	}
	info, err := os.Stat(path)
	if err != nil || info.Mode().Perm() != 0600 {
		t.Fatal("native diagnostics must be private")
	}
}