Audhil

@Module
@InstallIn(ApplicationComponent::class)
class TestAPIModule {

    @Provides
    fun giveRetrofitAPIService(): API =
        Retrofit.Builder()
            .baseUrl("http://localhost:8080/")
//            .baseUrl("http://127.0.0.1:8080") //  this too works
            .addConverterFactory(MoshiConverterFactory.create())

Audhil

android {
    ...
    defaultConfig {
        ...
        testInstrumentationRunner "com.example.newsapp.runner.NewsRunner"
        ...
    }
}

Audhil

class NewsRunner : AndroidJUnitRunner() {

    override fun newApplication(
        cl: ClassLoader?,
        className: String?,
        context: Context?
    ): Application {
        return super.newApplication(cl, HiltTestApplication::class.java.name, context)
    }
}

Audhil

dependencies {
...
// For instrumented tests.
androidTestImplementation 'com.google.dagger:hilt-android-testing:2.28-alpha'
kaptAndroidTest 'com.google.dagger:hilt-android-compiler:2.28-alpha'
androidTestImplementation "io.mockk:mockk-android:1.9.3"
androidTestImplementation "com.squareup.okhttp3:mockwebserver:4.6.0"
...
}

Audhil

public static void main(String[] args) {
        HashMap<Character, Character> map = new HashMap<>();
        map.put('(', ')');
        map.put('{', '}');
        map.put('[', ']');

        String ipString = "{[}]";
        System.out.println(isBalancedParenthesis(map, ipString));
    }

Audhil

public static void main(String[] args) {
        int i = 10;
        Integer ii = new Integer(i);    //  boxing - putting primitive type in wrapper classes
        Integer iii = i;                //  auto-boxing - putting primitive type in wrapper classes

        int j = ii.intValue();  //  unboxing - getting primitive type from wrapper classes
        int jj = iii;           //  auto-unboxing - gettingg primitive types from wrapper classes

        System.out.println(i);
        System.out.println(ii);

Audhil

fun main() {
    val bluePen = Pen(inkColor = "Blue")
    bluePen.showInkColor()

    val blackPen = Pen(inkColor = "Black")
    blackPen.showInkColor()

    val blueBlackPen = bluePen + blackPen
    blueBlackPen.showInkColor()
}

Audhil

fun main() {
    val emp1 = Employee(name = "audhil", id = 33)
    val emp2 = Employee(name = "audhil", id = 33)

    if (emp1 == emp2) {
        println("equal")
    } else
        println("not equal")

    println(emp1.hashCode())

Audhil

//  based on http://www.theappguruz.com/blog/android-time-zone-demo

class DummyActivity : Activity() {
    private var spinnerAvailableID: Spinner? = null
    private var current: Calendar? = null
    private var textTimeZone: TextView? = null
    private var txtCurrentTime: TextView? = null
    private var txtTimeZoneTime: TextView? = null
    private var miliSeconds: Long = 0
    private var idAdapter: ArrayAdapter<String>? = null

Audhil

//  based on http://www.theappguruz.com/blog/android-time-zone-demo

class DummyActivity : Activity() {
    private var spinnerAvailableID: Spinner? = null
    private var current: Calendar? = null
    private var textTimeZone: TextView? = null
    private var txtCurrentTime: TextView? = null
    private var txtTimeZoneTime: TextView? = null
    private var miliSeconds: Long = 0
    private var idAdapter: ArrayAdapter<String>? = null