/*
 * Copyright (C) 2025 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.lemenzo.files.testing

import android.graphics.Canvas
import android.graphics.drawable.Drawable
import androidx.core.graphics.createBitmap
import org.junit.Assert

/** Handy Junit assertions related to Drawable. */
class DrawableAsserts {
  companion object {
    @JvmStatic
    fun assertDrawablesEqual(actual: Drawable, expected: Drawable) {
      val bitmap1 = createBitmap(actual.intrinsicWidth, actual.intrinsicHeight)
      val canvas1 = Canvas(bitmap1)
      actual.setBounds(0, 0, actual.intrinsicWidth, actual.intrinsicHeight)
      actual.draw(canvas1)

      val bitmap2 = createBitmap(expected.intrinsicWidth, expected.intrinsicHeight)
      val canvas2 = Canvas(bitmap2)
      expected.setBounds(0, 0, expected.intrinsicWidth, expected.intrinsicHeight)
      expected.draw(canvas2)

      Assert.assertTrue("Drawables are not equal", bitmap1.sameAs(bitmap2))
    }
  }
}