content: package com.airbnb.lottie.model.content;
  
  import junit.framework.TestCase;
  import org.junit.Test;
  
  import java.util.Arrays;
  
  public class GradientColorTest extends TestCase {
  
    private final GradientColor start = new GradientColor(new float[]{0f, 1f}, new int[]{0xFF000000, 0xFF020202});
  
    private final GradientColor end = new GradientColor(new float[]{0f, 1f}, new int[]{0xFF020202, 0xFF040404});
  
    private final GradientColor gradient = new GradientColor(new float[2], new int[2]);
  
    @Test
    public void testLerpWithOutOfBoundsNegativeProgress() {
      gradient.lerp(start, end, -42f);
      assertEquals(start, gradient);
    }
  
    @Test
    public void testLerpWithZeroProgress() {
      gradient.lerp(start, end, 0f);
      assertEquals(start, gradient);
    }
  
    @Test
    public void testLerpWithHalfProgress() {
      gradient.lerp(start, end, 0.5f);
      GradientColor half = new GradientColor(new float[]{0f, 1f}, new int[]{0xFF010101, 0xFF030303});
      assertEquals(half, gradient);
    }
  
    @Test
    public void testLerpWithOneProgress() {
      gradient.lerp(start, end, 1f);
      assertEquals(end, gradient);
    }
  
    @Test
    public void testLerpWithOutOfBoundsPositiveProgress() {
      gradient.lerp(start, end, 42f);
      assertEquals(end, gradient);
    }
  }
  