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package com.mapbox.mapboxsdk.testapp.style
import android.graphics.Bitmap
import android.graphics.drawable.BitmapDrawable
import android.support.test.runner.AndroidJUnit4
import com.mapbox.mapboxsdk.testapp.R
import com.mapbox.mapboxsdk.testapp.action.MapboxMapAction
import com.mapbox.mapboxsdk.testapp.activity.EspressoTest
import org.junit.Assert.assertNull
import org.junit.Assert.assertTrue
import org.junit.Test
import org.junit.runner.RunWith
import java.util.*
/**
* CRUD tests around Image
*/
@RunWith(AndroidJUnit4::class)
class ImageTest : EspressoTest() {
companion object {
private const val IMAGE_ID = "test.image"
}
@Test
fun testAddGetImage() {
validateTestSetup()
MapboxMapAction.invoke(mapboxMap) { uiController, mapboxMap ->
val drawable = rule.activity.resources.getDrawable(R.drawable.ic_launcher_round)
assertTrue(drawable is BitmapDrawable)
val bitmapSet = (drawable as BitmapDrawable).bitmap
mapboxMap.style!!.addImage(IMAGE_ID, bitmapSet)
// adding an image requires converting the image with an asynctask
uiController.loopMainThreadForAtLeast(200)
val bitmapGet = mapboxMap.style!!.getImage(IMAGE_ID)
assertTrue(bitmapGet!!.similarTo(bitmapSet))
mapboxMap.style!!.removeImage(IMAGE_ID)
assertNull(mapboxMap.style!!.getImage(IMAGE_ID))
}
}
}
/**
* Alternative implementation of Bitmap.sameAs #14060
*/
fun Bitmap.similarTo(other: Bitmap): Boolean {
if (invalidConfig(other)) {
return false
}
// Allocate arrays
val argb = IntArray(width * height)
val argbOther = IntArray(other.width * other.height)
getPixels(argb, 0, width, 0, 0, width, height)
other.getPixels(argbOther, 0, width, 0, 0, width, height)
// Alpha channel special check
if (config == Bitmap.Config.ALPHA_8) {
// in this case we have to manually compare the alpha channel as the rest is garbage.
val length = width * height
for (i in 0 until length) {
if (argb[i] and -0x1000000 != argbOther[i] and -0x1000000) {
return false
}
}
return true
}
return Arrays.equals(argb, argbOther)
}
fun Bitmap.invalidConfig(other: Bitmap): Boolean = this.config != other.config || this.width != other.width || this.height != other.height
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