ProArun

class ExampleUnitTest{
  @Test
  fun addition_isCorrect(){
      assertEquals(expected:4,actual:2+2)
  }
}

ProArun

@RunWith(AndroidJUnit4::class)
class ExampleInstrumentedTest{
  @Test
  fun useAppContext(){
      //Context of the app under test.
      val appContext = InstrumentationRegistry.getInstrumentation().targetContext
      assertEquals("com.cheezycode.unittestingexample", appContext.packageName)
  }
}

ProArun

class Helper {
  fun isPallindrome(input: String): Boolean{
    var i = 0
    var j = input.length - 1
    var result = true
    
    while (i < j){
      if(input[i] != input[j]){
        result = false
        break

ProArun

@RunWith(value = Parameterized::class)
class ParameterizedExample(val input:String,val expectedValue:Boolean){
    
  @Test
  fun test(){
    val helper = Helper()
    val result = helper.isPallindrome(input)
    assertEquals(expectedValue,result)
  }
  

ProArun

data class Quote(val text:String,val author:String)

ProArun

import android.content.Context
import androidx.test.core.app.ApplicationProvider
import com.google.gson.JsonSyntaxException
import org.junit.Assert.*

import org.junit.After
import org.junit.Before
import org.junit.Test
import java.io.FileNotFoundException

ProArun

class PasswordTest{
  
  @Test
  fun `validatePassword blank input expected required field`(){
    val sut = Utils()
    val result = sut.validatePassword("     ")
    assertEquals("Password is required field", result)
  }
  @Test
  fun `validatePassword 2CharInput expected validation Msg`(){

ProArun

import androidx.lifecycle.LiveData
import androidx.lifecycle.Observer
import java.util.concurrent.CountDownLatch
import java.util.concurrent.TimeUnit
import java.util.concurrent.TimeoutException

fun <T> LiveData<T>.getOrAwaitValue(
    time: Long = 2,
    timeUnit: TimeUnit = TimeUnit.SECONDS,
    afterObserve: () -> Unit = {}

ProArun

data class User(
    val id:Int,
    val name:String,
    val email:String,
    val password:String
)

enum class LOGIN_STATUS{
    INVALID_USER,
    INVALID_PASSWORD,

ProArun

class QuoteManagerTest{

  @Mock
  lateinit var context: Context
  
  @Mock
  lateinit var assertManager: AssertManager
  
  @Before
  fun setup(){