/*
 * Copyright 2017 Mike Limansky
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package me.limansky.beanpuree

import shapeless.{ ::, Generic, HList, HNil }
import org.scalatest.flatspec.AnyFlatSpec
import org.scalatest.matchers.should.Matchers

class BeanGenericTest extends AnyFlatSpec with Matchers {

  "BeanGeneric" should "Build Repr type" in {
    val gen = BeanGeneric[TestBean]
    implicitly[gen.Repr =:= (Int :: String :: java.lang.Long :: Boolean :: HNil)]
  }

  it should "convert bean to Repr HList" in {
    val gen = BeanGeneric[TestBean]

    val bean = new TestBean
    bean.setAmount(55L)
    bean.setString("test me")
    bean.setCount(33)

    gen.to(bean) shouldEqual 33 :: "test me" :: java.lang.Long.valueOf(55L) :: false :: HNil
  }

  it should "convert Repr HList to Bean" in {
    val gen = BeanGeneric[TestBean]

    val bean = gen.from(42 :: "abc" :: java.lang.Long.valueOf(25L) :: true :: HNil)

    bean.getCount shouldEqual 42
    bean.getString shouldEqual "abc"
    bean.getAmount shouldEqual 25L
    bean.isEnabled shouldBe true
  }

  it should "ignore strange getters" in {
    val gen = BeanGeneric[WeirdBean]
    val bean = new WeirdBean
    bean.setX(5)
    bean.setY(6)

    gen.to(bean) shouldEqual 6 :: HNil
  }

  it should "aware of public methods only" in {
    val gen = BeanGeneric[BeanWithPrivate]
    val bean = new BeanWithPrivate
    bean.setA(6)
    bean.setS("test me")

    gen.to(bean) shouldEqual 6 :: HNil

    val bean2 = gen.from(10 :: HNil)
    bean2.getA shouldEqual 10
  }
}