talosdev

@Test
fun `hot observable to single with firstOrError`() {
    val observable = Observable.fromIterable<Int>((1..5).toList())
        .doOnNext { println("Source observable emitting $it") }
        .publish()

    val single = observable.firstOrError()
        .doOnSuccess { println("Single succeeded with value: $it") }

    val testObserver = single.test()

talosdev

Source observable emitting 1
Single succeeded with value: 1

talosdev

@Test
fun `observable to single with firstOrError`() {
   val observable = Observable.fromIterable<Int>((1..5).toList())
       .doOnNext { println("Source observable emitting $it") }

   val single = observable.firstOrError()
       .doOnSuccess { println("Single succeeded with value: $it") }

   val testObserver = single.test().await()

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="FlavorTheme" parent="FlavorThemeCompat.V27" />

    <style name="FlavorThemeCompat.V27" parent="FlavorThemeCompat.V23">
        <item name="android:windowLightNavigationBar">true</item>
        <item name="android:navigationBarColor">@color/flavorPrimaryDarkColor</item>
    </style>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="FlavorTheme" parent="FlavorThemeCompat.V23" />

    <style name="FlavorThemeCompat.V23">
        <item name="android:windowLightStatusBar">true</item>
    </style>

</resources>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="FlavorTheme" parent="FlavorThemeCompat">
        <!-- this should be empty, just a reference to FlavorThemeCompat -->
    <style/>    

    <style name="FlavorThemeCompat" parent="@style/Theme.AppCompat.Light">
        <!-- Add any common attributes for all versions here -->
     </style>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="flavorPrimaryDarkColor">#eeeeee</color>
</resources>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="flavorPrimaryColor">@android:color/white</color>
    <color name="flavorPrimaryDarkColor">#cccccc</color>
    <color name="flavorAccentColor">#E64A19</color>
</resources>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="flavorPrimaryColor">@android:color/white</color>
    <color name="flavorPrimaryDarkColor">#eeeeee</color>
    <color name="flavorAccentColor">#E64A19</color>
</resources>

talosdev

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="flavorPrimaryColor">#37474F</color>
    <color name="flavorPrimaryDarkColor">#212121</color>
    <color name="flavorAccentColor">#673AB7</color>
</resources>