package fw

import (
	"fmt"
	"github.com/stretchr/testify/assert"
	"testing"
)

func TestTrace(t *testing.T) {
	test := ErrStr("error 1")
	_ = test.Add("message 2")
	_ = test.Tap()

	assert.Equal(t, []string{"packages/fw/error_test.go:10", "packages/fw/error_test.go:11", "packages/fw/error_test.go:12"}, test.Trace())
}

func TestErr(t *testing.T) {
	test := Err(fmt.Errorf("test error"))
	assert.Equal(t, "test error", test.Message())
	assert.Equal(t, 1, len(test.Trace()))
}

func TestErrAddMsq(t *testing.T) {
	test := Err(fmt.Errorf("test error"))
	_ = test.Add("message 2")
	assert.Equal(t, "message 2: test error", test.Message())
	assert.Equal(t, 2, len(test.Trace()))
}

func TestErrAddMsq2(t *testing.T) {
	test := Err(fmt.Errorf("test error"))
	_ = test.Add("message 2")
	_ = test.Add("message 3")
	assert.Equal(t, "message 3: message 2: test error", test.Message())
	assert.Equal(t, 3, len(test.Trace()))
}

func TestStr(t *testing.T) {
	test := ErrStr("error 1")
	assert.Equal(t, "error 1", test.Message())
	assert.Equal(t, 1, len(test.Trace()))
}

func TestStrAddMsg(t *testing.T) {
	test := ErrStr("error 1")
	_ = test.Add("message 2")
	assert.Equal(t, "message 2: error 1", test.Message())
	assert.Equal(t, 2, len(test.Trace()))
}