package json

import (
	"os"
	"testing"

	"git.twelvetwelve.org/library/core/testutil/assert"
)

type testIoStruct struct {
	Value string
	Count int
}

func TestIo(t *testing.T) {
	tmpFile := "io_test.tmp"

	v := testIoStruct{
		Value: "test",
		Count: 999,
	}

	defer os.Remove(tmpFile)

	err := ReadFromFile(tmpFile, &v)
	assert.NotNil(t, err)

	err = WriteToFile(tmpFile, &v, 0644)
	assert.NoError(t, err)

	read := testIoStruct{}

	err = ReadFromFile(tmpFile, &read)
	assert.NoError(t, err)
	assert.Equal(t, v, read)
}