DSL Tests

gistfile1.txt

package tylerwalker.io.dsl

import android.support.test.InstrumentationRegistry
import android.support.test.runner.AndroidJUnit4
import android.text.SpannableStringBuilder

import org.junit.Test
import org.junit.runner.RunWith

import org.junit.Assert.*

/**
 * Instrumented test, which will execute on an Android device.
 *
 * See [testing documentation](http://d.android.com/tools/testing).
 */
@RunWith(AndroidJUnit4::class)
class DSLInstrumentTest {
    @Test
    fun canAddAtoms() {
        val first = Atom(SpannableStringBuilder("Hello"))
        val middle = Atom(SpannableStringBuilder(" "))
        val last = Atom(SpannableStringBuilder("World!"))

        val result = first + middle + last

        assertTrue(result.content.toString() == "Hello World!")
    }

    @Test
    fun canAppend() {
        val first = "Hello"
        val middle = " "
        val last = "World!"

        val result = spannable {
            +first
            +middle
            +last
        }

        assertTrue(result.toString() == "Hello World!")
    }

    @Test
    fun canDoNestedAppend() {
        val first = "Hello"
        val middle = " "
        val last = "World!"

        val result = spannable {
            +first

            append {
                +middle
                +last
            }
        }

        assertTrue(result.toString() == "Hello World!")
    }
}