/*
 * Copyright (c) Double Symmetry GmbH
 * Commercial use requires a license. See https://rntp.dev/pricing
 */

package com.doublesymmetry.trackplayer

import androidx.mediarouter.app.MediaRouteButton
import com.facebook.react.bridge.ReactApplicationContext
import com.facebook.react.uimanager.annotations.ReactProp
import io.mockk.mockk
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotNull
import org.junit.Test

/**
 * Robolectric can't merge the mediarouter library theme in this module, so the
 * drawable-tinting happy path (see [CastButtonManager.tintedRemoteIndicator]) is
 * only verifiable on-device. What we can guard here is the integration contract
 * that was the actual bug: the manager must expose a `tintColor` color prop to
 * React, and tinting must no-op safely when no color is supplied.
 */
class CastButtonManagerTest {

  @Test
  fun `exposes a tintColor color prop to react`() {
    val method = CastButtonManager::class.java.methods.single { it.name == "setTintColor" }
    val prop = method.getAnnotation(ReactProp::class.java)
    assertNotNull("setTintColor must be a @ReactProp", prop)
    assertEquals("tintColor", prop!!.name)
    assertEquals("Color", prop.customType)
  }

  @Test
  fun `setTintColor with null color is a no-op`() {
    val manager = CastButtonManager(mockk<ReactApplicationContext>(relaxed = true))
    // A null color must return early without touching the view.
    manager.setTintColor(mockk<MediaRouteButton>(), null)
  }
}