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package ca.allanwang.kau.kpref
import android.annotation.SuppressLint
import android.support.test.InstrumentationRegistry
import android.support.test.filters.MediumTest
import android.support.test.runner.AndroidJUnit4
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import kotlin.test.assertEquals
import kotlin.test.assertFalse
import kotlin.test.assertTrue
/**
* Created by Allan Wang on 2017-08-01.
*/
@RunWith(AndroidJUnit4::class)
@MediumTest
class KPrefTest {
lateinit var pref: TestPref
class TestPref : KPref() {
init {
initialize(InstrumentationRegistry.getTargetContext(), "kpref_test_${System.currentTimeMillis()}")
}
var one by kpref("one", 1)
var two by kpref("two", 2f)
var `true` by kpref("true", true)
var hello by kpref("hello", "hello")
var set by kpref("set", setOf("po", "ta", "to"))
val oneShot by kprefSingle("asdf")
}
@Before
fun init() {
pref = TestPref()
pref.sp.edit().clear().commit()
}
@Test
fun getDefaults() {
assertEquals(1, pref.one)
assertEquals(2f, pref.two)
assertEquals(true, pref.`true`)
assertEquals("hello", pref.hello)
assertEquals(3, pref.set.size)
assertTrue(pref.set.contains("po"))
assertTrue(pref.set.contains("ta"))
assertTrue(pref.set.contains("to"))
assertEquals(0, pref.sp.all.size, "Defaults should not be set automatically")
}
@Test
fun setter() {
assertEquals(1, pref.one)
pref.one = 2
assertEquals(2, pref.one)
pref.hello = "goodbye"
assertEquals("goodbye", pref.hello)
assertEquals(pref.hello, pref.sp.getString("hello", "hello"))
assertEquals(2, pref.sp.all.size)
}
@SuppressLint("CommitPrefEdits")
@Test
fun reset() {
pref.one = 2
assertEquals(2, pref.one)
assertEquals(6, pref.prefMap.size, "Prefmap does not have all elements")
pref.reset() //only invalidates our lazy delegate; doesn't change the actual pref
assertEquals(2, pref.one, "Kpref did not properly fetch from shared prefs")
pref.sp.edit().putInt("one", -1).commit()
assertEquals(2, pref.one, "Lazy kpref should still retain old value")
pref.reset()
assertEquals(-1, pref.one, "Kpref did not refetch from shared prefs upon reset")
}
@Test
fun single() {
assertTrue(pref.oneShot)
assertFalse(pref.oneShot)
}
}
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